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BMW E46 Engine Electrical Parts

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Remanufactured Alternator - 90amp

ES#2535380 - 12317501687BOSKT - Remanufactured Alternator - 90amp - Includes a $70 refundable core charge - Bosch - BMW

Includes a $70 refundable core charge 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles that came with a Bosch alternator

Brand:
Bosch - Corporate Logo
ES#:
2535380
Mfg#:
12317501687BOSKT
In Stock at Vendor
$394.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4941259 - 13627566983 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine - Holstein - BMW

Controls the air / fuel mixture of the engine

Brand:
Holstein - Corporate Logo
ES#:
4941259
Mfg#:
13627566983
Ships in 2 Business Days
$189.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4941261 - 13627567451 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine. - Holstein - BMW

Controls the air / fuel mixture of the engine.

Brand:
Holstein - Corporate Logo
ES#:
4941261
Mfg#:
13627567451
Ships in 2 Business Days
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil, 8-Pack

ES#5435298 - MMIG-BMW-1108 - Ignition Coil, 8-Pack - The Mishimoto BMW 550i Ignition Coil is a high-quality replacement designed to restore the factory performance and fuel efficiency of your 4.4L V8 engine. - Mishimoto - BMW

The Mishimoto BMW 550i Ignition Coil is a high-quality replacement designed to restore the factory performance and fuel efficiency of your 4.4L V8 engine.

Brand:
Mishimoto - Corporate Logo
ES#:
5435298
Mfg#:
MMIG-BMW-1108
Ships in 4 Business Days
$274.99 USD
Free Shipping
on orders $49 and up

Ignition Coil - Single

ES#5435336 - MMIG-BMW-02 - Ignition Coil - Single - Designed to restore factory-level performance and fuel efficiency to a wide range of BMW models. - Mishimoto - BMW

Designed to restore factory-level performance and fuel efficiency to a wide range of BMW models.

Brand:
Mishimoto - Corporate Logo
ES#:
5435336
Mfg#:
MMIG-BMW-02
Ships in 4 Business Days
$72.99 USD
Free Shipping
on orders $49 and up

Rennline OE+ Upgraded Ignition Coil - Set Of 6

ES#4940209 - M137KT - Rennline OE+ Upgraded Ignition Coil - Set Of 6 - Regain power loss & fuel economy from worn or failed ignition coils! - Rennline - BMW

Regain power loss & fuel economy from worn or failed ignition coils!

Brand:
Rennline - Corporate Logo
ES#:
4940209
Mfg#:
M137KT
Ships in 6 Business Days
$228.00 USD
Free Shipping
on orders $49 and up

Rennline OE+ Upgraded Ignition Coil - Set Of 6

ES#4940236 - M133KT1 - Rennline OE+ Upgraded Ignition Coil - Set Of 6 - Regain power loss & fuel economy from worn or failed ignition coils! - Rennline - BMW

Regain power loss & fuel economy from worn or failed ignition coils!

Brand:
Rennline - Corporate Logo
ES#:
4940236
Mfg#:
M133KT1
Ships in 6 Business Days
$288.00 USD
Free Shipping
on orders $49 and up

Rennline Universal Battery Mount Kit Odyssey 680

Switch, remote pull, and battery are not included with this or any of the kits.

Brand:
Rennline - Corporate Logo
ES#:
2839917
Mfg#:
EL4137
Ships in 6 Business Days
$149.00 USD
Free Shipping
on orders $49 and up

BMW Alternator - SEG Automotive 0124.515.223

Brand:
SEG Automotive - Corporate Logo
ES#:
5445127
Mfg#:
12317519618
In Stock at Vendor
$507.99

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

$451.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Alternator - SEG Automotive 0124.525.588

Brand:
SEG Automotive - Corporate Logo
ES#:
5445128
Mfg#:
12317541694
In Stock at Vendor
$521.99

This product was last offered at the strikethrough price on
07-15-2026

$467.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Alternator - SEG Automotive CAL10151GS

Brand:
SEG Automotive - Corporate Logo
ES#:
5445126
Mfg#:
12317501690
In Stock at Vendor
$585.99

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

$510.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Re manufactured starter motor

ES#2855452 - 12412354693KT - Re manufactured starter motor - Price includes $250 core charge - Genuine BMW - BMW

Price includes $250 core charge For vehicles with production date from 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2855452
Mfg#:
12412354693KT
Ships in 4 Business Days
$881.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured DME

ES#2500545 - 12147551616KT - Remanufactured DME - Includes $180.00 refundable core charge - Genuine BMW - BMW

Includes $180.00 refundable core charge For vehicles with production date up to 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
2500545
Mfg#:
12147551616KT
Ships in 4 Business Days
$2094.99 USD
Free Shipping
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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