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BMW M3 Engine Electrical Parts

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Ignition Coil - Priced Each

ES#2526534 - 12131703228 - Ignition Coil - Priced Each - Get your engine working flawlessly with new ignition coils - Bremi - BMW

Get your engine working flawlessly with new ignition coils

Brand:
Bremi - Corporate Logo
ES#:
2526534
Mfg#:
12131703228
In Stock
$48.36

This product was last offered at the strikethrough price on
04-27-2026

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Actuator

ES#34465 - 13627840537 - Throttle Body Actuator - Includes throttle position sensor - Genuine BMW - BMW
ECS Tuning recommends this product.

Includes throttle position sensor

Brand:
Genuine BMW - Corporate Logo
ES#:
34465
Mfg#:
13627840537
Ships on Oct 20, 2026
Auto Notify
5% off MSRP

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

$1942.99

This product was last offered at the strikethrough price on
01-27-2026

$1837.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#3411431 - 11781427884 - Oxygen Sensor - Priced Each - Replace your faulty O2 sensor to eliminate CEL's and Fault Codes - Walker - BMW

Replace your faulty O2 sensor to eliminate CEL's and Fault Codes

Brand:
Walker - Corporate Logo
ES#:
3411431
Mfg#:
11781427884
In Stock
$167.99

This product was last offered at the strikethrough price on
04-11-2026

$111.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug

ES#2550740 - 12120032273 - Spark Plug - Priced Each - NGK - BMW
ECS Tuning recommends this product.

Priced Each We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
2550740
Mfg#:
12120032273
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ReFlex+ Main Injector Harness - Inline-6

ES#4810312 - 900.1008 - ReFlex+ Main Injector Harness - Inline-6 - Main Injector Harness For Installation of ReFlex+ For Inline-6 BMW Engines - Motiv Motorsports - BMW

Main Injector Harness For Installation of ReFlex+ For Inline-6 BMW Engines

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4810312
Mfg#:
900.1008
In Stock
$200.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Oxygen Sensor - Priced Each

ES#2628626 - 11787537984 - E9X M3 Oxygen Sensor - Priced Each - Located on the catalytic converters, 2 required - Bosch - BMW
ECS Tuning recommends this product.

Located on the catalytic converters, 2 required 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2628626
Mfg#:
11787537984
In Stock
$180.99

This product was last offered at the strikethrough price on
04-09-2026

$165.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTEK Battery Charger - MXS 5.0 4.3 Amp 12 Volt

ES#4465086 - CTEK40-206 - CTEK Battery Charger - MXS 5.0 4.3 Amp 12 Volt - Fully automatic microprocessor controlled charger with built-in automatic temperature sensor - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Fully automatic microprocessor controlled charger with built-in automatic temperature sensor

Brand:
CTEK - Corporate Logo
ES#:
4465086
Mfg#:
CTEK40-206
In Stock
$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Endurance Series AGM Battery - B48-H6-L3

ES#4858502 - B48-H6-L3 - Endurance Series AGM Battery - B48-H6-L3 - Designed for a wide range of demanding, high performance applications, this battery is reliable, long-lasting, and engineered for high shock and vibration applications. - Braille - Audi BMW Volkswagen Mercedes Benz Porsche

Designed for a wide range of demanding, high performance applications, this battery is reliable, long-lasting, and engineered for high shock and vibration applications.

Brand:
Braille - Corporate Logo
ES#:
4858502
Mfg#:
B48-H6-L3
Ships in 5 Business Days
$398.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Throttle Position Sensor - Priced Each

ES#5376287 - 13637840383 - Throttle Position Sensor - Priced Each - This is the sensor used on individual throttle bodies engines - Hamburg Tech - BMW

This is the sensor used on individual throttle bodies engines 2 required per vehicle, One on throttle actuator and one on end of throttle body assembly

Brand:
Hamburg Tech - Corporate Logo
ES#:
5376287
Mfg#:
13637840383
In Stock
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OEM Bosch TMAP Sensor - 4 Bar

ES#4017894 - 0281002576 - OEM Bosch TMAP Sensor - 4 Bar - Increase your maximum boost range up to 43psi - Bosch - BMW

Increase your maximum boost range up to 43psi 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Adapter harness required for installation, this is not a direct replacement sensor

Brand:
Bosch - Corporate Logo
ES#:
4017894
Mfg#:
0281002576
In Stock
$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New Alternator - 180amp

ES#4759694 - 12317837981 - New Alternator - 180amp - Brand new, not remanufactured. No core charge! - Bavarian Autosport - BMW

Brand new, not remanufactured. No core charge! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4759694
Mfg#:
12317837981
In Stock
ON SALE! SAVE 15%
$304.99

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

$259.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Set Of Six

ES#2771080 - 12138616153s6KT - Ignition Coil - Set Of Six - Give your engine a new spark - Genuine BMW - BMW

Give your engine a new spark

Brand:
Genuine BMW - Corporate Logo
ES#:
2771080
Mfg#:
12138616153S6KT
In Stock
$521.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Battery - Atm2

ES#4212587 - 84106833994 - Battery - Atm2 - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
4212587
Mfg#:
84106833994
In Stock
3% off MSRP

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

$101.99

This product was last offered at the strikethrough price on
07-19-2026

$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#4871774 - 13628644433 - MAP Sensor - Measures the pressure in the intake and turbocharger system - URO - BMW

Measures the pressure in the intake and turbocharger system 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with a production date from 07/2018+

Brand:
URO - Corporate Logo
ES#:
4871774
Mfg#:
13628644433
In Stock
$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lightweight AGM Battery

ES#3617608 - B2015 - Lightweight AGM Battery - Perfect upgrade to get rid of a troublesome Lead-Acid battery and add both power and reliability at the same time! - Braille - BMW MINI

Perfect upgrade to get rid of a troublesome Lead-Acid battery and add both power and reliability at the same time!

Brand:
Braille - Corporate Logo
ES#:
3617608
Mfg#:
B2015
Ships in 8 Business Days
$237.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#4899515 - 13627843531 - MAP Sensor - Measures the pressure in the turbocharger system - Vitesco Technologies - BMW

Measures the pressure in the turbocharger system

Brand:
Vitesco Technologies - Corporate Logo
ES#:
4899515
Mfg#:
13627843531
In Stock
$93.99

This product was last offered at the strikethrough price on
06-28-2026

$90.99 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.

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