Home
Engine Parts
Electrical System

BMW Electrical Sensors, Switches, & Relays for BMW 3 Series E46 (1999-2005)

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.

Sub-Categories

Sort By:

Genuine BMW Socket repair kit

T#:207094

Part#: 61132359996

In Stock

Sale - Save 7% $ 29.99

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

$ 27.99 USD

Limited Qty Sale

Add to Wish List

Qty

Sale - Save 7%

$ 29.99

This product was last offered at the strikethrough price on
08-20-2026

$ 27.99 USD

Limited Qty Sale

Add to Wish List

Genuine BMW Rep. Kit For Socket Housing - 4 Pol.
This item fits the following BMW Chassis:
E46 M3,E46,E85 Z4,E90,F30,F31,F32,F33,F34,F36,F80 M3,F82 M4,F83

Genuine BMW Starter Solenoid Switch

For vehicles with production date from 09/2002

T#:39196

Part#: 12417515393

In Stock

Sale - Save 19% $ 132.99

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

$ 107.99 USD

Limited Qty Sale

Add to Wish List

Qty

Sale - Save 19%

$ 132.99

This product was last offered at the strikethrough price on
05-02-2026

$ 107.99 USD

Limited Qty Sale

Add to Wish List

Genuine BMW Solenoid Switch - Bosch
This item fits the following BMW Chassis:
E39,E46,E83 X3,E85

Fits BMW Engines including:
M54,M56

Genuine BMW Lower Alternator Cooling Duct - E46 325i 325xi 330i 330xi...

For vehicles with aerodynamics package

T#:13082

Part#: 12317503969

In Stock

Sale - Save 9% $ 71.99

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

$ 65.72 USD

Add to Wish List

Qty

Sale - Save 9%

$ 71.99

This product was last offered at the strikethrough price on
08-26-2026

$ 65.72 USD

Add to Wish List

Genuine BMW Air Channel Lower -
This item fits the following BMW Chassis:
E46

Fits BMW Engines including:
M54

Genuine BMW Engine Wiring Harness, Engine Module - 12517523220 - E46 ...

T#:13093

Part#: 12517523220

In Stock

Sale - Save 8% $ 504.99

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

$ 466.26 USD

Add to Wish List

Qty

Sale - Save 8%

$ 504.99

This product was last offered at the strikethrough price on
08-26-2026

$ 466.26 USD

Add to Wish List

Genuine BMW Engine Wiring Harness, Engine Module -
This item fits the following BMW Chassis:
E46

Fits BMW Engines including:
M54

Genuine BMW Terminal Socket - Mcon 2.8 - Multiple BMWs

T#:40627

Part#: 12527567482

In Stock

Sale - Save 50% $ 1.99

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

$ 0.99 USD

Add to Wish List

Qty

Sale - Save 50%

$ 1.99

This product was last offered at the strikethrough price on
05-02-2026

$ 0.99 USD

Add to Wish List

Used in a wide variety of BMW connectors, these terminal sockets can come in handy when working on your wiring components.

Select Vehicle

Category

Electrical System

Brand

Price

Special Offers

Shipping