BMW Electrical Sensors, Switches, & Relays for BMW 3 Series E93 (2007-2013)

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Electrical gremlins can be very frustrating. Luckily your BMW's electrical system is better than most, even if it's 25 years old. Here you will find electrical relays, sensors, switches, and modules for the engine, camshaft, and crankshaft. Our parts are OEM, Genuine BMW, or approved aftermarket brands that we have an excellent track record with. There is no middle ground with electrical parts - it either works perfectly or not. And there's nothing more frustrating than a new part that fails right out of the box. So it's important to choose quality replacement parts over a cheap but faulty piece.

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Burger Motorsport 4 BAR TMAP Sensor & Adapter - BMW N55/N54/S55 (2007-2012 Type A Connector)
Burger Motorsport 4 BAR TMAP Sensor & Adapter - BMW N55/N54/S55 (2007...
Burger Motorsports - Corporate Logo
T#:34885402
Part#: 4BAR TMAP
Back Ordered
$ 139.99 USD
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$ 139.99 USD
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Use these plug and play adapters to quickly adapt a 4bar TMAP sensor to your N54/N55/S55 BMW, raising the boost maximum boost range from 20psi factory up to 43psi.
OMP Battery Cut Off Switch / Kill Switch
OMP Battery Cut Off Switch / Kill Switch
OMP - Corporate Logo
T#:1614
Part#: EA-462
Back Ordered
$ 65.00 USD
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$ 65.00 USD
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OMP Battery Cut Off Switch / Kill Switch, for use in racecars as an emergency "kill switch", to depower the electrical system in the event of a crash or other emergency. This cut off switch is FIA approved, has 6 poles and alternator protection, as well as a removable key.
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Precision Raceworks Ethanol Sensor Breakout Harness
Precision Raceworks Ethanol Sensor Breakout Harness
Precision Raceworks - Corporate Logo
T#:35559424
Part#: 201-0411
In Stock
$ 34.99 USD
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$ 34.99 USD
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n Ethanol Sensor Breakout Harness provides a clean wiring solution by splitting the signal from your ethanol content sensor between two analyzers, such as an ECU/controller and a gauge or Bluetooth display, without modifying your existing harness.his setup enables real-time ethanol level monitoring and facilitates comprehensive DME/ECU adjustments for enhanced automotive performance.citeturn0search0
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Burger Motorsports 2007-2012 TypeA 4BAR Adapter - E82/88 E9X E6X N54 N55 S55
Burger Motorsports 2007-2012 TypeA 4BAR Adapter - E82/88 E9X E6X N54 ...
Burger Motorsports - Corporate Logo
T#:599636
Part#: TYPEA4BARADAPTER
In Stock
$ 35.00 USD
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$ 35.00 USD
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Use these plug and play adapters to quickly adapt a 4bar TMAP sensor to your N54/N55/S55 BMW, raising the boost maximum boost range from 20psi factory up to 43psi. For very high boost applications, this 4 BAR adapter can be used which requires Bosch 4 BAR sensor (Part # 281002576). SENSOR NOT INCLUDED, Please see T#587716
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MTC Positive Cable Battery Connection Pole - E82/88 E9X
MTC Positive Cable Battery Connection Pole - E82/88 E9X
MTC - Corporate Logo
T#:583467
Part#: 61129217031
Back Ordered
$ 138.99 USD
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$ 138.99 USD
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If your BMW has been in an accident in which the Battery Safety Terminal has been tripped you will need a new positive cable connection pole in order to restart the vehicle.
Vargas USB To Serial For HPFP Controller - BMW N54
Vargas USB To Serial For HPFP Controller - BMW N54
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:51778112
Part#: N54-USB-SERIAL-H
Ships on Oct 26, 2026
New Item
$ 37.99 USD
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$ 37.99 USD
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Take full control of your N54’s fueling system with the Vargas Turbo Technologies USB to Serial adapter.
Vargas MAP Sensor Extension Harness - BMW B58, N54, N55, S55, S58, S63
Vargas MAP Sensor Extension Harness - BMW B58, N54, N55, S55, S58, S6...
2X Entries Into Our F80 M3 Sweepstakes
Vargas Turbo Technologies - Corporate Logo
T#:51672717
Part#: VTT-MAP-HARNESS
Ships on Oct 26, 2026
New Item
$ 59.99 USD
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$ 59.99 USD
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As part of the VTT-FAB fabrication line, this extension harness is designed for builders and tuners who need flexibility.
Wire With Terminals For 90 Degree 6 Pin Bulkhead (Red)
Wire With Terminals For 90 Degree 6 Pin Bulkhead (Red)
Precision Raceworks - Corporate Logo
T#:38161695
Part#: 201-0360-RED
Ships in 10 Business Days
$ 5.99 USD
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$ 5.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Red in color and 12 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead (Green)
Wire With Terminals For 90 Degree 6 Pin Bulkhead (Green)
Precision Raceworks - Corporate Logo
T#:38161687
Part#: 201-0361-GRN
Ships in 10 Business Days
$ 3.99 USD
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$ 3.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Green in color and 18 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Black - Dual 18 Gauge
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Black - Dual 18 Ga...
Precision Raceworks - Corporate Logo
T#:38161710
Part#: 201-0362
Ships in 10 Business Days
$ 4.99 USD
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$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Black in color and 18 Gauge dual wire.
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Yellow
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Yellow
Precision Raceworks - Corporate Logo
T#:38161692
Part#: 201-0360-YEL
Ships in 10 Business Days
$ 4.99 USD
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$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Yellow in color and 12 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead (Black) 12 Gauge
Wire With Terminals For 90 Degree 6 Pin Bulkhead (Black) 12 Gauge ...
Precision Raceworks - Corporate Logo
T#:38161711
Part#: 201-0360-BLK
Ships in 10 Business Days
$ 4.99 USD
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$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Black in color and 12 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead (White)
Wire With Terminals For 90 Degree 6 Pin Bulkhead (White)
Precision Raceworks - Corporate Logo
T#:38161693
Part#: 201-0360-WHT
Ships in 10 Business Days
$ 4.99 USD
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$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. White in color and 12 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Blue
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Blue
Precision Raceworks - Corporate Logo
T#:38161703
Part#: 201-0360-BLU
Ships in 10 Business Days
$ 4.99 USD
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$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Blue in color and 12 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Orange
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Orange
Precision Raceworks - Corporate Logo
T#:38161698
Part#: 201-0360-ORG
Ships in 10 Business Days
$ 4.99 USD
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$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Orange in color and 12 Gauge.

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