BMW Electrical Sensors, Switches, & Relays for BMW 4 Series F33 (2014+)

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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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MHD Tuning - Corporate Logo
T#:54852023
Part#: MHD-UNLOCKER
Ships on Aug 11, 2026
New Item
$ 373.99 USD
$ 373.99 USD
MHD Unlocker with a plug and play harness/connections - Simple and easy unlock at home in a few minutes!
Vargas Turbo Technologies - Corporate Logo
T#:52129729
Part#: VTT56BSENSKIT64
Ships in 10 Business Days
New Item
$ 209.99 USD
Free Shipping
$ 209.99 USD
Free Shipping
The VTT 6-Bar MAP sensor kit provides the necessary overhead to monitor boost levels with a linear voltage scale that makes software calibration straightforward.
Vargas Turbo Technologies - Corporate Logo
T#:51672717
Part#: VTT-MAP-HARNESS
Ships in 10 Business Days
New Item
$ 59.99 USD
Free Shipping
$ 59.99 USD
Free Shipping
As part of the VTT-FAB fabrication line, this extension harness is designed for builders and tuners who need flexibility.

Vargas Turbo Technologies - Corporate Logo
T#:51813310
Part#: VTT-FAB-HC
Ships in 10 Business Days
New Item
$ 49.99 USD
Free Shipping
$ 49.99 USD
Free Shipping
Simplify your next fabrication project with the VTT-FAB series Coolant Extension Harness.

Vemo - Corporate Logo
T#:48815478
Part#: 13627595860
Special Order: No Guaranteed ETA
New Item
$ 24.99 USD
Free Shipping on orders $49 and up
This is the crankshaft position sensor. It provides information for the ECU. A faulty sensor can cause issues with timing adjustment and limit performance and vehicle operation. Replace your sensor with a high-quality Hitachi sensor to restore peak performance.
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