Automotive electrical systems

At Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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Mercedes ML W164 W204 W211 CLS C219 Acceleration Sensor Module Unit A0045423518

Part no. A0045423518

Mercedes ML W164 W204 W211 CLS C219 Acceleration Sensor Module Unit A0045423518

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi Q3 8U Boot Tailgate Control module Unit 8U0959107

Part no. 8U0959107

Audi Q3 8U Boot Tailgate Control module Unit 8U0959107

£37.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW E81 E87 LCI 120i E90 E91 320i N43 170HP Engine ECU DME 7595179 Manual

Part no. 7595179-18

BMW E81 E87 LCI 120i E90 E91 320i N43 170HP Engine ECU DME 7595179 Manual

£94.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X1 F48 Rear Left Right N/O/S Door Wiring Harness Loom 6812218

Part no. 6812218

BMW X1 F48 Rear Left Right N/O/S Door Wiring Harness Loom 6812218

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mini F55 F56 EVO HU Head Unit Basic Media Navigation Headunit Module 6819426

Part no. 6819426

Mini F55 F56 EVO HU Head Unit Basic Media Navigation Headunit Module 6819426

£284.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi A6 C7 4G A5 8T Garage Door Opening Module Controller Unit 4G0907410

Part no. 4G0907410

Audi A6 C7 4G A5 8T Garage Door Opening Module Controller Unit 4G0907410

£28.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes-Benz A B W176 W246 Glove Box Aerial Antenna Booster Amplifier

Part no. A2128204585

Mercedes-Benz A B W176 W246 Glove Box Aerial Antenna Booster Amplifier

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W204 Navigation CD Player COMAND Radio Sat Nav Head Unit A2049005510

Part no. A2049005510

Mercedes W204 Navigation CD Player COMAND Radio Sat Nav Head Unit A2049005510

£113.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes-Benz A B W176 W246 Control Module Housing Bracket Mount A2465452840

Part no. A2465452840

Mercedes-Benz A B W176 W246 Control Module Housing Bracket Mount A2465452840

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Skoda Octavia 5E Sat Navi Stereo Radio Audio Head Unit Player 5E0919605B

Part no. 5E0919605B

Skoda Octavia 5E Sat Navi Stereo Radio Audio Head Unit Player 5E0919605B

£32.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes-Benz Vito Viano W639 Front Left Door N/S Control Module A6398200026

Part no. rhd-A6398200026

Mercedes-Benz Vito Viano W639 Front Left Door N/S Control Module A6398200026

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW E90 E91 LCI 320d ed N47N 163HP ECU DDE 8506566 Manual Transmition

Part no. 8506566-2

BMW E90 E91 LCI 320d ed N47N 163HP ECU DDE 8506566 Manual Transmition

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mini Cooper One R55 R56 R58 R60 R61 Airbag ECU Control Module 3454346

Part no. 3454346

Mini Cooper One R55 R56 R58 R60 R61 Airbag ECU Control Module 3454346

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Module Mercedes W205 Relay Body Control Module Unit SAM BCM A2059006822

Part no. A2059006822

Module Mercedes W205 Relay Body Control Module Unit SAM BCM A2059006822

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes H243 EQA Fuse Switch Control Unit Sensor Orange A7899829900

Part no. A7899829900

Mercedes H243 EQA Fuse Switch Control Unit Sensor Orange A7899829900

£47.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Control Unit Module BMW F20 F21 F22 F30 F31 ECU ICM Plus 6855995

Part no. 6855995

Control Unit Module BMW F20 F21 F22 F30 F31 ECU ICM Plus 6855995

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Air Module BMW F20 F21 F30 F31 F32 F36 ECU ICM Plus SRS Control Unit 6868255

Part no. 6868255

Air Module BMW F20 F21 F30 F31 F32 F36 ECU ICM Plus SRS Control Unit 6868255

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X5 E70 Footwell Light Module Control Unit ECU VDM PL4 FRM II Lear 9176826

Part no. 9176826

BMW X5 E70 Footwell Light Module Control Unit ECU VDM PL4 FRM II Lear 9176826

£70.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W470 Nissan Navara OM699 Diesel Fog Lights Blue Relay Set 2523079917

Part no. 2523079917

Mercedes W470 Nissan Navara OM699 Diesel Fog Lights Blue Relay Set 2523079917

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi A4 B9 Wireless Charger Centre Console Phone Charging Module 8W0035502C

Part no. 8W0035502C

Audi A4 B9 Wireless Charger Centre Console Phone Charging Module 8W0035502C

£94.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes Sprinter W907 Double Seat Seatbelt Buckle Wiring Cable A9078203000

Part no. A9078203000

Mercedes Sprinter W907 Double Seat Seatbelt Buckle Wiring Cable A9078203000

£56.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Control Unit BMW E60 E61 E81 E87 E90 Fuel Pump ECU 7218339

Part no. 7218339

Control Unit BMW E60 E61 E81 E87 E90 Fuel Pump ECU 7218339

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW E90 LCI Footwell Light Control Module LCM LED Basis 9240530

Part no. 9240530

BMW E90 LCI Footwell Light Control Module LCM LED Basis 9240530

£94.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Door Wiring Mercedes W177 W247 Front Left Right N/O/S Cable Harness A1775405601

Part no. A1775405601

Door Wiring Mercedes W177 W247 Front Left Right N/O/S Cable Harness A1775405601

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W213 E220 CDI 654.920 194HP Engine ECU Kit A6549001400 Automatic

Part no. A6549001400-1

Mercedes W213 E220 CDI 654.920 194HP Engine ECU Kit A6549001400 Automatic

£379.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW U06 Active Tourer Rain Light Solar Condensation Sensor 5B50DE2

Part no. 5B50DE2

BMW U06 Active Tourer Rain Light Solar Condensation Sensor 5B50DE2

£85.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Computer Mercedes W205 X253 W447 Navigation Radio Player Head Unit A2059001722

Part no. A2059001722

Computer Mercedes W205 X253 W447 Navigation Radio Player Head Unit A2059001722

£170.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W212 SRS Air Module Crash Control Unit ECU A2128200485

Part no. A2128200485

Mercedes W212 SRS Air Module Crash Control Unit ECU A2128200485

£42.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW E81 E82 E87 E88 E90 E91 Ultrasonic Sensor PDC Platinbronze A53 9111165

Part no. 9111165-PB

BMW E81 E82 E87 E88 E90 E91 Ultrasonic Sensor PDC Platinbronze A53 9111165

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W203 ECU Control Unit Crash Impact Sensor Module Airbag A2038700026

Part no. A2038700026

Mercedes W203 ECU Control Unit Crash Impact Sensor Module Airbag A2038700026

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes Sprinter W907 W910 Battery Sensor Cable Negative Terminal A9079053907

Part no. A9079053907

Mercedes Sprinter W907 W910 Battery Sensor Cable Negative Terminal A9079053907

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Telematics Module Mercedes W176 W205 W218 Communication Control Unit A2059008118

Part no. A2059008118

Telematics Module Mercedes W176 W205 W218 Communication Control Unit A2059008118

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW 1 3 Series E81 E87 LCI E90 N47 120d 320d 177HP ECU Kit DDE 7811700 CAS3 Key

Part no. 7811700-5

BMW 1 3 Series E81 E87 LCI E90 N47 120d 320d 177HP ECU Kit DDE 7811700 CAS3 Key

£142.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W251 SAM Rear Control Unit Central Electrics Module A1644404401

Part no. A1644404401

Mercedes W251 SAM Rear Control Unit Central Electrics Module A1644404401

£474.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW 1 3 Series  E87 E90 118i 318i N43 Wiring Loom Harness Engine 7570534 7570550

Part no. rhd-7570550-1

BMW 1 3 Series E87 E90 118i 318i N43 Wiring Loom Harness Engine 7570534 7570550

£47.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW E46 Door Speaker Tweeter Front Left N/S 8368231

Part no. 8368231

BMW E46 Door Speaker Tweeter Front Left N/S 8368231

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Seat Leon FR 1P 2.0 TDI CEGA 170HP Engine Control ECU Kit 03L906022TP Automatic

Part no. 03L906022TP

Seat Leon FR 1P 2.0 TDI CEGA 170HP Engine Control ECU Kit 03L906022TP Automatic

£123.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F20 F30 F31 Body Comfort Module Control Unit FEM 9288299

Part no. 9288299

BMW F20 F30 F31 Body Comfort Module Control Unit FEM 9288299

£75.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Volkswagen Crafter Air Module Control Unit Module ECU 9068600602

Part no. 9068600602

Volkswagen Crafter Air Module Control Unit Module ECU 9068600602

£28.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W164 Positive Battery Cable Wiring A1645403130

Part no. A1645403130

Mercedes W164 Positive Battery Cable Wiring A1645403130

£142.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F20 F21 F30 120d 320d N47N 184HP Engine Control ECU DDE Kit 8574093 Manual

Part no. 8574093-14

BMW F20 F21 F30 120d 320d N47N 184HP Engine Control ECU DDE Kit 8574093 Manual

£56.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW Z4 E89 Roadster 23i N52N 204HP ECU Kit DME 7609656 CAS3 Key Manual

Part no. 7609656-3

BMW Z4 E89 Roadster 23i N52N 204HP ECU Kit DME 7609656 CAS3 Key Manual

£284.95

Free delivery - Wed, Dec 17

If paid before 14:00

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ECU Bracket Mercedes W213 Control Unit Module Holder Mount A2135451140

Part no. A2135451140

ECU Bracket Mercedes W213 Control Unit Module Holder Mount A2135451140

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W177 W247 Battery Clamp Fuse Protection Switch N000000008776

Part no. N000000008776

Mercedes W177 W247 Battery Clamp Fuse Protection Switch N000000008776

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Adblue Module BMW F40 F44 F45 X1 F48 Control Unit ECU SCR 8740049

Part no. 8740049

Adblue Module BMW F40 F44 F45 X1 F48 Control Unit ECU SCR 8740049

£113.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Porsche Macan 95B Front Door Control Module Unit Passenger Side 4H0959792S

Part no. 4H0959792S

Porsche Macan 95B Front Door Control Module Unit Passenger Side 4H0959792S

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Crash Impact Sensor Volkswagen Golf Audi A4 Q7 A6 C6 Air Module Unit 1K0909606C

Part no. 1K0909606C

Crash Impact Sensor Volkswagen Golf Audi A4 Q7 A6 C6 Air Module Unit 1K0909606C

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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VW Volkswagen Polo 6R Negative Battery Terminal Cable Wiring 6C0971235A

Part no. 6R0971235C

VW Volkswagen Polo 6R Negative Battery Terminal Cable Wiring 6C0971235A

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X1 Series E84 Battery Cable Wire Lead Positive 9207515 61129207515

Part no. 9207515

BMW X1 Series E84 Battery Cable Wire Lead Positive 9207515 61129207515

£170.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi A4 B8 Door Module Front Left N/S Control Unit ECU 8T0959793G

Part no. 8T0959793G

Audi A4 B8 Door Module Front Left N/S Control Unit ECU 8T0959793G

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi A3 8Y Front Door Wiring Loom Harness Cable Driver's Side 8Y2971030H

Part no. RHD-8Y2971030H

Audi A3 8Y Front Door Wiring Loom Harness Cable Driver's Side 8Y2971030H

£28.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW E81 E87 E90 E91 F10 F11 X5 E70 Relay Unit Green Set TYCO 5 Pins 6980177

Part no. 6980177-3

BMW E81 E87 E90 E91 F10 F11 X5 E70 Relay Unit Green Set TYCO 5 Pins 6980177

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes R231 SL63 AMG M157.983 585HP Engine ECU Kit A2789001300 Ingition + Key

Part no. A2789001300-1

Mercedes R231 SL63 AMG M157.983 585HP Engine ECU Kit A2789001300 Ingition + Key

£854.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes ML W164 Door Module Front Right O/S Control Unit Module A1648209485

Part no. A1648209485

Mercedes ML W164 Door Module Front Right O/S Control Unit Module A1648209485

£32.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W203 Battery Terminal Fuse Box Electrical Unit A2035450803

Part no. A2035450803

Mercedes W203 Battery Terminal Fuse Box Electrical Unit A2035450803

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W211 W220 Crash Sensor Left Right N/O/S A0025426918

Part no. A0025426918

Mercedes W211 W220 Crash Sensor Left Right N/O/S A0025426918

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mini Clubman F54 Negative HV Battery Terminal Cable Harness Wiring Loom 6821204

Part no. 6821204

Mini Clubman F54 Negative HV Battery Terminal Cable Harness Wiring Loom 6821204

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW 1 Series E81 E82 E87 LCI E88 Wiring Harness Air Valve Air Flap 9128564

Part no. 9128569-1

BMW 1 Series E81 E82 E87 LCI E88 Wiring Harness Air Valve Air Flap 9128564

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Battery Wire Mercedes W205 Negative Cable With Battery Sensor 48V A0009053006

Part no. A0009053006

Battery Wire Mercedes W205 Negative Cable With Battery Sensor 48V A0009053006

£75.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi A3 8P 3.2 FSI BMJ Quattro 250HP Engine ECU Kit 022906032GH Key Lock Manual

Part no. 022906032GH

Audi A3 8P 3.2 FSI BMJ Quattro 250HP Engine ECU Kit 022906032GH Key Lock Manual

£474.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW 5 F10 LCI Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9340522

Part no. 9340522

BMW 5 F10 LCI Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9340522

£56.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X5 Series E70 Light Lightning Control Unit Module FRM II Lear 9153803

Part no. 9153803

BMW X5 Series E70 Light Lightning Control Unit Module FRM II Lear 9153803

£142.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi Q7 4L Radio Aerial Antenna Amplifier AM/FM 4L0035225AJ

Part no. 4L0035225AJ

Audi Q7 4L Radio Aerial Antenna Amplifier AM/FM 4L0035225AJ

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Radio CD Player Mini F54 F55 F56 F60 Media Head Unit Alpine 6841603

Part no. 6841603-1

Radio CD Player Mini F54 F55 F56 F60 Media Head Unit Alpine 6841603

£75.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X3 SERIES E83 Wiring Loom Harness Passenger Side 3508099

Part no. 3508099

BMW X3 SERIES E83 Wiring Loom Harness Passenger Side 3508099

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mini Cooper One R50 Fuel Filler Cover Flap 0148459 Chili Red - 851

Part no. 0148459-CHRED

Mini Cooper One R50 Fuel Filler Cover Flap 0148459 Chili Red - 851

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Audi A4 B7 2.7 TDI BPP 179HP Diesel Engine Unit Module ECU 8E2910401P Manual

Part no. 8E2910401P

Audi A4 B7 2.7 TDI BPP 179HP Diesel Engine Unit Module ECU 8E2910401P Manual

£123.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Door Wiring Mercedes W177 W247 Front Left Right N/O/S Cable Harness A1775408612

Part no. A1775408612

Door Wiring Mercedes W177 W247 Front Left Right N/O/S Cable Harness A1775408612

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F10 530d F30 330d 258HP N57N Engine Control Unit ECU DDE 8573779 Automatic

Part no. 8573779

BMW F10 530d F30 330d 258HP N57N Engine Control Unit ECU DDE 8573779 Automatic

£142.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW E92 Seat Covering Panel Sports Left Right Thigh Support Cover Black Leather

Part no. 7253188-2

BMW E92 Seat Covering Panel Sports Left Right Thigh Support Cover Black Leather

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W169 W245 M266.920 95HP Engine Control ECU Kit A2661539779 Manual

Part no. A2661539779-2

Mercedes W169 W245 M266.920 95HP Engine Control ECU Kit A2661539779 Manual

£142.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W205 Battery Cable Starter Alternator Wiring Harness A2055407812

Part no. rhd-A2055407812

Mercedes W205 Battery Cable Starter Alternator Wiring Harness A2055407812

£28.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8582279 Keys FEM

Part no. 8582279-3

BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8582279 Keys FEM

£189.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W205 C200 274.920 184HP Engine ECU Kit A2749000800 Key Lock Automatic

Part no. A2749000800-1

Mercedes W205 C200 274.920 184HP Engine ECU Kit A2749000800 Key Lock Automatic

£189.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F20 F30 F32 120d 320d 420d 184HP N47N Engine ECU Kit DDE 8578946 Automatic

Part no. 8578946-3

BMW F20 F30 F32 120d 320d 420d 184HP N47N Engine ECU Kit DDE 8578946 Automatic

£118.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Volkswagen Polo IV Body Control Module Unit BCM ECU 2Q0937090F

Part no. 2Q0937090F

Volkswagen Polo IV Body Control Module Unit BCM ECU 2Q0937090F

£37.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F20 F21 116d ed Diesel N47N 116HP Engine Control ECU DDE 8579482 Manual

Part no. 8579482

BMW F20 F21 116d ed Diesel N47N 116HP Engine Control ECU DDE 8579482 Manual

£75.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mini F55 F56 F57 Body Domain Controller BDC Comfort Control Unit 6825523

Part no. 6825523

Mini F55 F56 F57 Body Domain Controller BDC Comfort Control Unit 6825523

£208.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W639 OM651.940 136HP Engine Unit Module ECU Kit A6511501879 Key Lock

Part no. A6511501879-1

Mercedes W639 OM651.940 136HP Engine Unit Module ECU Kit A6511501879 Key Lock

£313.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X5 E70 Footwell Light Module Control Unit ECU FRM II MAX Lear 9166669

Part no. 9166669

BMW X5 E70 Footwell Light Module Control Unit ECU FRM II MAX Lear 9166669

£142.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW 7 Series E65 E66 DVD Navigation System Computer Unit EXCH 9122860

Part no. 9195223

BMW 7 Series E65 E66 DVD Navigation System Computer Unit EXCH 9122860

£180.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mini Cooper D R60 ALL4 N47N Diesel Engine ECU Kit DDE 8506666 CAS3 Key Manual

Part no. 8506666-2

Mini Cooper D R60 ALL4 N47N Diesel Engine ECU Kit DDE 8506666 CAS3 Key Manual

£189.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F30 F31 320dX Diesel N47N 184HP Engine Control ECU Kit DDE 8584277 Automatic

Part no. 8584277

BMW F30 F31 320dX Diesel N47N 184HP Engine Control ECU Kit DDE 8584277 Automatic

£142.95

Free delivery - Wed, Dec 17

If paid before 14:00

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VW Volskwagen Polo 6R Multimedia Electronic ECU Control Unit Module 5N0035342G

Part no. 5N0035342G

VW Volskwagen Polo 6R Multimedia Electronic ECU Control Unit Module 5N0035342G

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X5 Series E70 Rear Trunk Battery Cover Tray Storage Box 7127282 51477127282

Part no. 7127282

BMW X5 Series E70 Rear Trunk Battery Cover Tray Storage Box 7127282 51477127282

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Volkswagen Polo 6R Golf Mk6 3-Door Window Lifter Switch Driver's Side 1K3959857A

Part no. 1K3959857B

Volkswagen Polo 6R Golf Mk6 3-Door Window Lifter Switch Driver's Side 1K3959857A

£13.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Volkswagen Golf Mk8 Air Conditioning A/C Control Unit Module 5WA907007AB

Part no. 5WA907007AC

Volkswagen Golf Mk8 Air Conditioning A/C Control Unit Module 5WA907007AB

£94.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F20 F21 116d ed N47N 116HP Engine Control Unit Module ECU DDE 8514735 Manual

Part no. 8514735

BMW F20 F21 116d ed N47N 116HP Engine Control Unit Module ECU DDE 8514735 Manual

£142.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW X1 E84 E90 LCI 20dX 320xd N47 177HP ECU Kit DDE 8512498 CAS3 Key Manual

Part no. 8512498-8

BMW X1 E84 E90 LCI 20dX 320xd N47 177HP ECU Kit DDE 8512498 CAS3 Key Manual

£189.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W221 Door Wiring Front Left N/S Harness Loom A2214403913

Part no. A2214403913

Mercedes W221 Door Wiring Front Left N/S Harness Loom A2214403913

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mercedes W176 W212 W246 Voltage Converter Inverter Power Distributor A0009820212

Part no. A0009820212

Mercedes W176 W212 W246 Voltage Converter Inverter Power Distributor A0009820212

£18.95

Free delivery - Wed, Dec 17

If paid before 14:00

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BMW F01 F02 LCI F10 Diversity Aerial Antenna Amplifier DAB 9346799

Part no. 9346799

BMW F01 F02 LCI F10 Diversity Aerial Antenna Amplifier DAB 9346799

£23.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mini R60 Cooper SD N47N 143HP Engine Control Unit ECU DDE 8583423 Automatic

Part no. 8583423-8

Mini R60 Cooper SD N47N 143HP Engine Control Unit ECU DDE 8583423 Automatic

£85.95

Free delivery - Wed, Dec 17

If paid before 14:00

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Mini Cooper One R56 High SPEG Fuse Distribution Box SPEG High 3448964

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Mini Cooper One R56 High SPEG Fuse Distribution Box SPEG High 3448964

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Audi A4 B7 Cabrio Daytime Runing Lights DRL Module Unit 8E2919094C

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Audi A4 B7 Cabrio Daytime Runing Lights DRL Module Unit 8E2919094C

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Sound Amplifier Mercedes W204 W211 W212 C219 Audio Harman Becker AMP A2118705189

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Sound Amplifier Mercedes W204 W211 W212 C219 Audio Harman Becker AMP A2118705189

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BMW 2 Series F23 Convertible Rear Trunk Tailgate Antenna Aerial DAB 9277812

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BMW 2 Series F23 Convertible Rear Trunk Tailgate Antenna Aerial DAB 9277812

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Mini F54 Clubman F60 Countryman KaFAS Camera Windscreen Unit Front 9384100

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Mini F54 Clubman F60 Countryman KaFAS Camera Windscreen Unit Front 9384100

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Mercedes W907 Electronic Ignition Module Control Unit A9079002407

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Mercedes W907 Electronic Ignition Module Control Unit A9079002407

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Key components of vehicle electrical systems

Original electrical parts for popular car brands

A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.

How does a car's electrical system work?

A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:

  • Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
  1. Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
  2. Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
  3. Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
  4. Starters – Key components of the starting system that enable the engine to be started.
  5. Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
  6. Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
  7. Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
  8. Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
  9. Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.

Key technical parameters of electrical systems

Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.

Why is it worth taking care of your car's electrical system?

Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:

  • Problems starting the engine.
  • Failure of safety systems such as ABS or airbags.
  • Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.

Symptoms of electrical system disruptions

In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:

SymptomPossible causeItem to check
Difficulty starting the engineWorn out starter or batteryStarter motor, battery
Dimming the lightsInefficient alternatorAlternator, voltage regulator
Electric windows not workingDamaged relays or harnessRelays, wires

How to choose the right parts for your electrical system?

When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:

  • Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
  • Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
  • Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.

Compatibility and fit

The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.

Why choose used electrical parts?

Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?

  • Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
  • Ecology – You support recycling and reduce waste by choosing used car parts .
  • Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.

How to take care of your car's electrical system?

To ensure your electrical system operates reliably for years, it is worth remembering a few rules:

  • Regularly check the battery condition and charge level.
  • Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
  • Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.

Step-by-step control procedures

  1. Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
  2. Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
  3. Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
  4. If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.

FAQ - Frequently asked questions about electrical systems in cars

QuestionAnswer
What is a car electrical system?This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia.
What is an alternator for in a car?The alternator generates electrical current when the engine is running and charges the battery.
What is the difference between a starter and an alternator?The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving.
How to check if the battery is working?Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking.
What are the most common symptoms of car electrical failure?Problems starting the engine, flashing warning lights, power windows not working or dimming lights.
Do electrical parts from one model fit another?Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility.
How often should you check your electrical system?It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip.

Summary: Automotive electrical systems at Global Parts Automotive Store

Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

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