BMW Electrical Sensors, Switches, & Relays for BMW F83 M4 S55 3.0L

Clear BMW chassis

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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Liqui-Moly Battery Clamp Grease - 50 grams

We Price Match - Give Us A Call or Chat!

T#:1195997

Part#: 20244

In Stock

14% off MSRP $ 7.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 6.85 USD

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14% off MSRP

$ 7.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 6.85 USD

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Excellent corrosion protection for your battery and other connections

Denso Starter Motor - BMW N55 S55 3.0L

T#:40004863

Part#: 12417631559

In Stock at Vendor

$ 461.99

This product was last offered at the strikethrough price on
05-04-2026

$ 390.99 USD

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$ 390.99 USD

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If your car won't turn over, there is a good chance your starter is shot. Denso's OEM starter is a high quality replacement that will give you peace of mind thanks to its long life-span.

Battery Cable - With Pole

T#:54388517

Part#: 61129259425

In Stock at Vendor

$ 126.99 USD

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$ 126.99 USD

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On the track or on the street, your BMW’s electrical architecture demands absolute consistency. A degraded positive battery cable introduces unwanted resistance, leading to weak starts, alternator strain, and erratic module behavior. When it’s time to replace a compromised factory cable, you don’t need over-hyped marketing—you need a part that fits precisely and restores factory grid integrity.

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