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BMW E46 Engine Electrical Parts

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Exhaust Camshaft Position Sensor - Priced Each

ES#5482488 - 3148000038 - Exhaust Camshaft Position Sensor - Priced Each - Fix hard starts and erratic engine timing with a direct-fit replacement engineered to restore factory-level performance and smooth operation - Meyle - BMW

Fix hard starts and erratic engine timing with a direct-fit replacement engineered to restore factory-level performance and smooth operation 5X Entries Into Our F80 M3 Sweepstakes

Brand:
Meyle - Corporate Logo
ES#:
5482488
Mfg#:
3148000038
Ships on Sep 24, 2026
Auto Notify
$27.99

This product was last offered at the strikethrough price on
08-29-2026

$26.99 USD

Secondary Air Pump

ES#4304180 - 11727571589 - Secondary Air Pump - Common source of emissons related issues - URO - BMW

Common source of emissons related issues 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4304180
Mfg#:
11727571589
Ships on Sep 30, 2026
$259.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bosch Alternator - 150 Amp - E46, E60, X3

ES#3031900 - AL0814X - Bosch Alternator - 150 Amp - E46, E60, X3 - Restore factory electrical operation and reliable charging capacity to your vehicle with the Bosch AL0814X Remanufactured Alternator. - Bosch - BMW

Restore factory electrical operation and reliable charging capacity to your vehicle with the Bosch AL0814X Remanufactured Alternator. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3031900
Mfg#:
AL0814X
Ships on Oct 1, 2026
$564.52 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Starter Solenoid

Ensure rapid, dependable turnover every time you turn the key with this OEM replacement starter motor from Bosch.

Brand:
Bosch - Corporate Logo
ES#:
5505139
Mfg#:
12411427080
Special Order: No Guaranteed ETA
$78.99 USD
Free Shipping
on orders $49 and up

Wiring Harness Engine Transmission Module - BMW E46 M3

ES#31077 - 12517831649 - Wiring Harness Engine Transmission Module - BMW E46 M3 - Replacement wiring harness for engine transmission modules. - Genuine BMW - BMW

Replacement wiring harness for engine transmission modules.

Brand:
Genuine BMW - Corporate Logo
ES#:
31077
Mfg#:
12517831649
Special Order: No Guaranteed ETA
3% off MSRP

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

$608.99

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

$592.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator

ES#5492752 - 12317501690 - Alternator - Restore your BMW's charging system back to original factory standards with this high-quality replacement alternator from Febi Bilstein. - Febi - BMW

Restore your BMW's charging system back to original factory standards with this high-quality replacement alternator from Febi Bilstein.

Brand:
Febi - Corporate Logo
ES#:
5492752
Mfg#:
12317501690
Special Order: No Guaranteed ETA
$245.99 USD
Free Shipping
on orders $49 and up

Crankshaft Sensor With Sealing Ring

ES#5492666 - 12141709616 - Crankshaft Sensor With Sealing Ring - Restore precise ignition timing and smooth engine response with this direct-replacement crankshaft position sensor from Febi Bilstein. - Febi - BMW

Restore precise ignition timing and smooth engine response with this direct-replacement crankshaft position sensor from Febi Bilstein.

Brand:
Febi - Corporate Logo
ES#:
5492666
Mfg#:
12141709616
Special Order: No Guaranteed ETA
$14.99 USD
Free Shipping
on orders $49 and up

Starter Motor

Restore reliable engine cranking with this replacement starter motor from Febi Bilstein.

Brand:
Febi - Corporate Logo
ES#:
5493179
Mfg#:
12412354693
Special Order: No Guaranteed ETA
$147.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor

Restore factory-level efficiency and performance with a Febi Bilstein Oxygen Sensor.

Brand:
Febi - Corporate Logo
ES#:
5491928
Mfg#:
11781743994
Special Order: No Guaranteed ETA
$62.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Front Or Rear Manifold

Located in the front position of the exhaust manifold 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 03/2003

Brand:
Bremmen Parts - Corporate Logo
ES#:
5503743
Mfg#:
11787523434
Ships on Dec 14, 2026
Auto Notify
$119.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Stop Light Switch

Mounts behind the brake pedal 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5505324
Mfg#:
61316967601
Ships on Dec 29, 2026
Auto Notify
$13.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

Complete with housing. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with a production date from 09/1998 up to 03/2003

Brand:
Bremmen Parts - Corporate Logo
ES#:
5507032
Mfg#:
13621432356
Ships on Jan 7, 2027
Auto Notify
$89.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil Temperature Sensor And Gauge Kit - Green/White

ES#3173689 - oiltempgaugeKT - Oil Temperature Sensor And Gauge Kit - Green/White - The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! - Assembled By ECS - BMW

The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3173689
Mfg#:
OILTEMPGAUGEKT
Ships on Jan 18, 2027
ON SALE!
$196.99

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

$193.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Temperature Sensor And Gauge Kit - Blue/Red

ES#3173690 - oiltempgaugeBRKT - Oil Temperature Sensor And Gauge Kit - Blue/Red - The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! - Assembled By ECS - BMW

The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3173690
Mfg#:
OILTEMPGAUGEBRKT
Ships on Jan 18, 2027
ON SALE!
$196.99

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

$193.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oxygen Sensor - Priced Each

2 required in each application

Brand:
Pierburg - Corporate Logo
ES#:
4726449
Mfg#:
11781247406
Special Order: No Guaranteed ETA
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2586717 - 12129069877OEKT - Ignition Service Kit - Restore your ignition system using genuine BMW components - Genuine BMW - BMW

Restore your ignition system using genuine BMW components

Brand:
Genuine BMW - Corporate Logo
ES#:
2586717
Mfg#:
12129069877OEKT
Ships on Mar 1, 2027
$1093.99

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

$1089.99 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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