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BMW E46 Engine Electrical Parts

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Exhaust Camshaft Position Sensor - Priced Each

ES#5341181 - 13627796054 - Exhaust Camshaft Position Sensor - Priced Each - Located on rear of the cylinder head, sensing the exhaust cam - Bremmen Parts - BMW

Located on rear of the cylinder head, sensing the exhaust cam 10X Entries For Our 25th Anniversary Sweepstakes!
Sensor for the exhaust camshaft

Brand:
Bremmen Parts - Corporate Logo
ES#:
5341181
Mfg#:
13627796054
Ships on Sep 28, 2026
Auto Notify
ON SALE! SAVE 20%
$39.99

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

$31.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120amp

ES#2167421 - 12317501599 - Alternator - 120amp - Brand new unit with no core charge. - Valeo - BMW

Brand new unit with no core charge. We Price Match - Give Us A Call or Chat!
For vehicles that came with a Valeo alternator

Brand:
Valeo - Corporate Logo
ES#:
2167421
Mfg#:
12317501599
In Stock
ON SALE!
$323.99

This product was last offered at the strikethrough price on
07-14-2026

$314.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3 Pin Connector

ES#4772586 - 12521732596 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the camshaft position sensor. - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the camshaft position sensor. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772586
Mfg#:
12521732596
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

SCORCHER High-Performance Ignition Coil - Priced Each

ES#4781457 - 77-92001 - SCORCHER High-Performance Ignition Coil - Priced Each - Upgrade your ignition coils to ensure optimal ignition performance - AFE - BMW

Upgrade your ignition coils to ensure optimal ignition performance

Brand:
AFE - Corporate Logo
ES#:
4781457
Mfg#:
77-92001
In Stock at Vendor
20% off MSRP

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

$65.00

This product was last offered at the strikethrough price on
01-28-2026

$52.00 USD
Free Shipping
on orders $49 and up

Titan 96-Piece ATO Blade Fuse Assortment

ES#2950498 - TTN45227 - Titan 96-Piece ATO Blade Fuse Assortment - Convenient re-sealable plastic case - Titan - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Convenient re-sealable plastic case

Brand:
Titan - Corporate Logo
ES#:
2950498
Mfg#:
TTN45227
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Air Duct - Lower

ES#29426 - 12311712932 - Alternator Air Duct - Lower - Routes air to cool alternator - Genuine BMW - BMW

Routes air to cool alternator

Brand:
Genuine BMW - Corporate Logo
ES#:
29426
Mfg#:
12311712932
Ships in 4 Business Days
3% off MSRP

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

$159.99

This product was last offered at the strikethrough price on
07-21-2026

$154.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator- 120 Amp

ES#3098095 - al0738xkitKT - Remanufactured Alternator- 120 Amp - Price includes a $20 refundable core charge - Bosch - BMW

Price includes a $20 refundable core charge 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3098095
Mfg#:
AL0738XKITKT
Ships on Aug 14, 2026
$307.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Positive Battery Cable

ES#162404 - 61122695530 - E46 M3 Positive Battery Cable - Battery cable that carries the power from your battery terminal - Genuine BMW - BMW

Battery cable that carries the power from your battery terminal For coupe models only

Brand:
Genuine BMW - Corporate Logo
ES#:
162404
Mfg#:
61122695530
Back Ordered
3% off MSRP

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

$309.99

This product was last offered at the strikethrough price on
07-21-2026

$301.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wiring Harness

ES#30538 - 12511440006 - Wiring Harness - The wiring harness for your ignition coils - Genuine BMW - BMW

The wiring harness for your ignition coils For vehicles with production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
30538
Mfg#:
12511440006
Ships in 2 Business Days
3% off MSRP

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

$308.99

This product was last offered at the strikethrough price on
07-21-2026

$300.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Starter

ES#2535395 - 12417578684KT - Remanufactured Starter - Includes a $71.50 refundable core charge - Bosch - BMW

Includes a $71.50 refundable core charge 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:
Bosch - Corporate Logo
ES#:
2535395
Mfg#:
12417578684KT
Ships in 5 Business Days
$307.99

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

$300.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coil Pack Wiring Harness

ES#30981 - 12517551908 - Coil Pack Wiring Harness - This is the harness that sends the ignition signal to the coils and makes them fire. - Genuine BMW - BMW

This is the harness that sends the ignition signal to the coils and makes them fire.

Brand:
Genuine BMW - Corporate Logo
ES#:
30981
Mfg#:
12517551908
Ships in 4 Business Days
3% off MSRP

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

$308.99

This product was last offered at the strikethrough price on
07-21-2026

$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost PRO UltraSafe Lithium 3000 Amp Jump Starter - NOCO

ES#4336376 - GB150 - Boost PRO UltraSafe Lithium 3000 Amp Jump Starter - NOCO - This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 9.0L engine or less and diesel vehicles up to 7.0L, up to 80 times on a single charge. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 9.0L engine or less and diesel vehicles up to 7.0L, up to 80 times on a single charge.

Brand:
NOCO - Corporate Logo
ES#:
4336376
Mfg#:
GB150
Ships in 8 Business Days
20% off MSRP

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

$374.99

This product was last offered at the strikethrough price on
07-21-2026

$299.99 USD
Free Shipping
on orders $49 and up

EVAP Pump Mass Air Flow Sensor

ES#2526595 - 11721438814 - EVAP Pump Mass Air Flow Sensor - Replacement for sensor that monitors the volume of air the EVAP pump takes in - Continental - BMW

Replacement for sensor that monitors the volume of air the EVAP pump takes in We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2526595
Mfg#:
11721438814
Ships in 1 day
$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

GENIUS 6V / 12V 2 Amp Battery Charger - NOCO

ES#4031173 - GENIUS2 - GENIUS 6V / 12V 2 Amp Battery Charger - NOCO - The GENIUS2 is similar to the G1100, just better. It's 30% smaller and delivers 140% more power. And it's simpler and easier to use than ever before. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The GENIUS2 is similar to the G1100, just better. It's 30% smaller and delivers 140% more power. And it's simpler and easier to use than ever before.

Brand:
NOCO - Corporate Logo
ES#:
4031173
Mfg#:
GENIUS2
In Stock
23% off MSRP

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

$64.95

This product was last offered at the strikethrough price on
07-21-2026

$49.94 USD
Free Shipping
on orders $49 and up

E46 Secondary Air Pump

ES#2574722 - 11727837138 - E46 Secondary Air Pump - Common source of emissons related issues - Pierburg - BMW

Common source of emissons related issues

Brand:
Pierburg - Corporate Logo
ES#:
2574722
Mfg#:
11727837138
Special Order: No Guaranteed ETA
$298.99 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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