Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW M3 Engine Electrical Parts

Sort By
Filter By
Return to Top

3 Pin Connector

ES#4772588 - 12521433916 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the crankshaft position sensor. - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the crankshaft position sensor. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4772588
Mfg#:
12521433916
In Stock
ON SALE! SAVE 25%
$10.99

This product was last offered at the strikethrough price on
06-13-2026

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Positive Battery Cable

ES#2210701 - 61129269907 - Positive Battery Cable - Runs from the battery to the starter - Genuine BMW - BMW

Runs from the battery to the starter

Brand:
Genuine BMW - Corporate Logo
ES#:
2210701
Mfg#:
61129269907
Ships in 1-2 days
2% off MSRP

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

$223.99

This product was last offered at the strikethrough price on
09-06-2026

$219.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

5-Prong Fuel Injection Relay

ES#3038970 - 12631708646 - 5-Prong Fuel Injection Relay - Fuel Injection Relay Replacement - Hella - BMW

Fuel Injection Relay Replacement

Brand:
Hella - Corporate Logo
ES#:
3038970
Mfg#:
12631708646
Ships in 1 Business Day
$21.99

This product was last offered at the strikethrough price on
05-07-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electrical Connector Housing

ES#31304 - 12521707283 - Electrical Connector Housing - The housing for a 20 pin connector - Genuine BMW - BMW

The housing for a 20 pin connector

Brand:
Genuine BMW - Corporate Logo
ES#:
31304
Mfg#:
12521707283
In Stock
ON SALE!
$19.99

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

$18.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Sensor (Motronic Ignition)

ES#2895676 - 12141708619 - Crankshaft Sensor (Motronic Ignition) - Referred to as the speed sensor & crankshaft position sensor - Vemo - BMW

Referred to as the speed sensor & crankshaft position sensor

Brand:
Vemo - Corporate Logo
ES#:
2895676
Mfg#:
12141708619
Ships in 1 Business Day
$110.99

This product was last offered at the strikethrough price on
05-07-2026

$107.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjusting Bracket Bushing

ES#26556 - 11721261404 - Adjusting Bracket Bushing - For alternator and air pump brackets. - Genuine BMW - BMW

For alternator and air pump brackets.

Brand:
Genuine BMW - Corporate Logo
ES#:
26556
Mfg#:
11721261404
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#2570297 - 12311747920 - Voltage Regulator - Ensures proper voltage being sent to the alternator - Bosch - BMW

Ensures proper voltage being sent to the alternator We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2570297
Mfg#:
12311747920
Back Ordered
$217.00

This product was last offered at the strikethrough price on
05-07-2026

$210.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Set Of Six

ES#2575617 - 12129069877KT - Spark Plug - Set Of Six - Factory direct replacement - Genuine BMW - BMW

Factory direct replacement

Brand:
Genuine BMW - Corporate Logo
ES#:
2575617
Mfg#:
12129069877KT
Ships in 1-2 days
$215.99

This product was last offered at the strikethrough price on
07-06-2026

$209.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

GENIUS 6V / 12V 5 Amp Battery Charger - NOCO

ES#4031177 - GENIUS5 - GENIUS 6V / 12V 5 Amp Battery Charger - NOCO - Meet the GENIUS5 - Similar to the G3500, just better. It's 34% smaller and delivers 65% more power. And it's simpler and easier to use than ever before. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Meet the GENIUS5 - Similar to the G3500, just better. It's 34% smaller and delivers 65% more power. And it's simpler and easier to use than ever before.

Brand:
NOCO - Corporate Logo
ES#:
4031177
Mfg#:
GENIUS5
Ships in 8 Business Days
22% off MSRP

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

$89.99

This product was last offered at the strikethrough price on
09-06-2026

$69.99 USD
Free Shipping
on orders $49 and up

E90 M3 Secondary Air Injection Control Valve Gasket

ES#26880 - 11727838389 - E90 M3 Secondary Air Injection Control Valve Gasket - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
26880
Mfg#:
11727838389
Ships in 1-2 days
15% off MSRP

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

$40.99

This product was last offered at the strikethrough price on
09-06-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3 Pin Connector

ES#4772594 - 12521706096 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4772594
Mfg#:
12521706096
In Stock
ON SALE! SAVE 11%
$10.99

This product was last offered at the strikethrough price on
06-13-2026

$9.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#2813877 - 13627525015 - Crankshaft Position Sensor - Having a crank but no starting issue? This sensor is often the culprit - Hamburg Tech - BMW

Having a crank but no starting issue? This sensor is often the culprit We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813877
Mfg#:
13627525015
Ships in 1 Business Day
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Multi Purpose Relay (150 Amp) (Black)

Brand:
SMP - Corporate Logo
ES#:
4932210
Mfg#:
61367661503
Ships in 1 Business Day
$41.99

This product was last offered at the strikethrough price on
07-23-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six

ES#2168001 - YR6LDE - Spark Plugs - Set Of Six - Aftermarket alternative spark plugs - Bosch - BMW

Aftermarket alternative spark plugs We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2168001
Mfg#:
YR6LDE
Back Ordered
$101.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#4316488 - 13627525015 - Crankshaft Position Sensor - Having a crank but no starting issue? This sensor is often the culprit - Bavarian Autosport - BMW

Having a crank but no starting issue? This sensor is often the culprit 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4316488
Mfg#:
13627525015
Back Ordered
Auto Notify
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp

ES#16326 - 07129952137 - Hose Clamp - Attaches the Intake tube and MAF sensor - Genuine BMW - BMW

Attaches the Intake tube and MAF sensor

Brand:
Genuine BMW - Corporate Logo
ES#:
16326
Mfg#:
07129952137
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings