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BMW E46 Engine Electrical Parts

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Mass Air Flow Sensor (MAF)

ES#3691255 - 13621432356 - Mass Air Flow Sensor (MAF) - Complete with housing. - Hella - BMW

Complete with housing. For vehicles with a production date from 09/1998 up to 03/2003

Brand:
Hella - Corporate Logo
ES#:
3691255
Mfg#:
13621432356
In Stock
$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Assembly

ES#2535732 - 16146766942 - Fuel Pump Assembly - Located in the fuel tank-includes fuel level sending unit - URO - BMW

Located in the fuel tank-includes fuel level sending unit 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535732
Mfg#:
16146766942
In Stock
$115.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#3035374 - 13627566983 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine - Hella - BMW

Controls the air / fuel mixture of the engine For vehicles with production date from 09/2002

Brand:
Hella - Corporate Logo
ES#:
3035374
Mfg#:
13627566983
In Stock
$136.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

New Alternator - 120amp

ES#4751405 - 12317831436 - New Alternator - 120amp - Brand new, not remanufactured. No core charge! - Bavarian Autosport - BMW

Brand new, not remanufactured. No core charge! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4751405
Mfg#:
12317831436
Ships on Sep 29, 2026
Auto Notify
ON SALE! SAVE 20%
$222.99

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

$178.39 USD
Free Shipping
on orders $49 and up

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
ON SALE! SAVE 20%
$67.99

This product was last offered at the strikethrough price on
09-03-2026

$54.39 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

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

Temperature Sensor

ES#34326 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - Genuine BMW - BMW

Monitors coolant / oil temperature

Brand:
Genuine BMW - Corporate Logo
ES#:
34326
Mfg#:
13621433076
In Stock
16% off MSRP

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

$66.05

This product was last offered at the strikethrough price on
09-03-2026

$55.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Assembly

ES#4316218 - 16146766942 - Fuel Pump Assembly - Located in the fuel tank-includes fuel level sending unit - Bosch - BMW

Located in the fuel tank-includes fuel level sending unit We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4316218
Mfg#:
16146766942
Ships in 2 Business Days
$185.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#2576206 - 0280218062 - Mass Air Flow Sensor (MAF) - Restore fuel economy and performance - Bosch - BMW

Restore fuel economy and performance We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2576206
Mfg#:
0280218062
In Stock
$203.59

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

$174.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six (DCPR8EKP/7415)

ES#11069 - DCPR8EKP-6 - Spark Plugs - Set Of Six (DCPR8EKP/7415) - Direct factory replacement spark plugs - NGK - BMW

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

Brand:
NGK - Corporate Logo
ES#:
11069
Mfg#:
DCPR8EKP-6
In Stock
$107.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Relay - Salmon Red

ES#31912 - 12631742690 - Relay - Salmon Red - Used in many places on late model BMWs - Genuine BMW - BMW MINI

Used in many places on late model BMWs

Brand:
Genuine BMW - Corporate Logo
ES#:
31912
Mfg#:
12631742690
In Stock
7% off MSRP

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

$24.65

This product was last offered at the strikethrough price on
09-03-2026

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

Oxygen Sensor - Front or Rear Manifold

ES#261733 - 11787523434 - Oxygen Sensor - Front or Rear Manifold - Located in the front position of the exhaust manifold - Bosch - BMW

Located in the front position of the exhaust manifold We Price Match - Give Us A Call or Chat!
For vehicles with production date from 03/2003

Brand:
Bosch - Corporate Logo
ES#:
261733
Mfg#:
11787523434
In Stock
ON SALE!
$210.65

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

$193.79 USD
Free Shipping
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 2 Business Days
$237.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

$36.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4818558 - 13627567451 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine. - Bremmen Parts - BMW

Controls the air / fuel mixture of the engine. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818558
Mfg#:
13627567451
In Stock
ON SALE! SAVE 20%
$85.99

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

$68.54 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

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Manufacturer names and/or part numbers are used only for identification purposes.

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