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BMW Engine Electrical Parts

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Mass Air Flow Sensor

ES#4941263 - 13627593624 - Mass Air Flow Sensor - If your vehicle has poor fuel economy or a rough idle, replace it to ensure you get the best gas mileage and performance - Holstein - BMW

If your vehicle has poor fuel economy or a rough idle, replace it to ensure you get the best gas mileage and performance

Brand:
Holstein - Corporate Logo
ES#:
4941263
Mfg#:
13627593624
Back Ordered
$174.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2731641 - 12137594936kt1 - Ignition Service Kit - Everything you need to service your ignition system - Assembled By ECS - BMW

Everything you need to service your ignition system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2731641
Mfg#:
12137594936KT1
Ships in 1 Business Day
ON SALE! SAVE 13%
$399.99

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

$349.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Reference Sensor - Priced Each

ES#5340477 - 12141708619 - Reference Sensor - Priced Each - Referred to as the speed sensor & crankshaft position sensor - Hamburg Tech - BMW

Referred to as the speed sensor & crankshaft position sensor

Brand:
Hamburg Tech - Corporate Logo
ES#:
5340477
Mfg#:
12141708619
Ships in 1 Business Day
$49.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 80amp

ES#3102817 - AL0749X-COREKT - Remanufactured Alternator - 80amp - Includes a $50.00 refundable core charge - Bosch - BMW

Includes a $50.00 refundable core charge We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3102817
Mfg#:
AL0749X-COREKT
Back Ordered
$435.99

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

$348.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 80 Amp

ES#4070472 - 12311247310KT1 - Alternator - 80 Amp - Includes refundable $35.00 core charge. - Bosch - BMW

Includes refundable $35.00 core charge. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4070472
Mfg#:
12311247310KT1
Ships on Nov 30, 2026
$367.99

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

$347.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E39 Secondary Air Injection Pump

ES#3032153 - 11721433958 - E39 Secondary Air Injection Pump - Hella - BMW

Includes bracket and mounts.

Brand:
Hella - Corporate Logo
ES#:
3032153
Mfg#:
11721433958
Special Order: No Guaranteed ETA
$347.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Starter Belt

ES#3028899 - 11287633713 - Starter Belt - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
3028899
Mfg#:
11287633713
Ships in 1 day
13% off MSRP

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

$199.99

This product was last offered at the strikethrough price on
11-03-2026

$173.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4698850 - 13627633958 - Camshaft Position Sensor - Direct replacement - VDO - BMW MINI

Direct replacement We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
4698850
Mfg#:
13627633958
Ships in 1 Business Day
$115.99 USD
Free Shipping
on orders $49 and up

Secondary air pump hose

ES#26668 - 11721438263 - Secondary air pump hose - Connects the secondary air pump to the EGR valve - Genuine BMW - BMW

Connects the secondary air pump to the EGR valve

Brand:
Genuine BMW - Corporate Logo
ES#:
26668
Mfg#:
11721438263
Ships in 1 day
2% off MSRP

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

$88.99

This product was last offered at the strikethrough price on
11-03-2026

$86.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Power Distribution Box - Front

ES#165999 - 61149119447 - Power Distribution Box - Front - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
165999
Mfg#:
61149119447
Ships in 1 day
6% off MSRP

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

$367.99

This product was last offered at the strikethrough price on
11-03-2026

$346.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor

ES#28420 - 12141734580 - Knock Sensor - A failed knock sensor can cause major performance issues - Genuine BMW - BMW

A failed knock sensor can cause major performance issues

Brand:
Genuine BMW - Corporate Logo
ES#:
28420
Mfg#:
12141734580
Ships in 6 Business Days
6% off MSRP

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

$183.99

This product was last offered at the strikethrough price on
11-03-2026

$172.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Air Duct - Lower

ES#2534823 - 12311735915 - Alternator Air Duct - Lower - Routes air to cool alternator - URO - BMW

Routes air to cool alternator 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From model year 09/1991

Brand:
URO - Corporate Logo
ES#:
2534823
Mfg#:
12311735915
Back Ordered
$30.99

This product was last offered at the strikethrough price on
06-22-2026

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Set Of 4

ES#3438294 - 12138643360KT - Ignition Coil - Set Of 4 - Give your engine a new spark - Genuine BMW - BMW

Give your engine a new spark

Brand:
Genuine BMW - Corporate Logo
ES#:
3438294
Mfg#:
12138643360KT
Ships in 1 day
$343.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E32 Electric Fuel Pump

ES#3674412 - 16146768653 - E32 Electric Fuel Pump - 2 per vehicle, located near the in-tank sending unit - Bosch - BMW

2 per vehicle, located near the in-tank sending unit We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3674412
Mfg#:
16146768653
Ships on Nov 19, 2026
$171.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 Crankshaft Position Sensor

ES#2748059 - 12141247259 - E36 Crankshaft Position Sensor - Having a crank but no starting issue? This sensor is often the culprit - Hella - BMW

Having a crank but no starting issue? This sensor is often the culprit

Brand:
Hella - Corporate Logo
ES#:
2748059
Mfg#:
12141247259
Ships in 1-3 days
$89.99

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

$85.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2864884 - 12139066468 - Ignition Coil - Priced Each - Restore performance and fuel mileage - without spark plug boot - Bremi - BMW

Restore performance and fuel mileage - without spark plug boot

Brand:
Bremi - Corporate Logo
ES#:
2864884
Mfg#:
12139066468
Ships in 1 Business Day
$58.99

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

$56.99 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.

Other BMW Engine Electrical Parts

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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