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BMW E46 Engine Electrical Parts

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Intake Temperature Sensor

ES#3023844 - 13621739510 - Intake Temperature Sensor - Monitors intake air temperature - Hella - BMW
ECS Tuning recommends this product.

Monitors intake air temperature

Brand:
Hella - Corporate Logo
ES#:
3023844
Mfg#:
13621739510
Ships in 1-3 days
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Battery Tray

ES#129979 - 51718237364 - E46 Battery Tray - For trunk mounted batteries - Genuine BMW - BMW

For trunk mounted batteries

Brand:
Genuine BMW - Corporate Logo
ES#:
129979
Mfg#:
51718237364
Ships in 1 day
ON SALE!
$88.99

This product was last offered at the strikethrough price on
06-25-2026

$87.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#3023828 - 12131748018 - Ignition Coil - Priced Each - Get your engine working flawlessly with these new ignition coils - Bosch - BMW

Get your engine working flawlessly with these new ignition coils 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3023828
Mfg#:
12131748018
In Stock
$63.99

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

$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4846075 - 13627567451 - Mass Air Flow Sensor (MAF) - The URO Mass Air Flow Sensor (MAF) is a perfect choice for BMW owners looking to enhance fuel efficiency and maintain top engine performance with a dependable replacement part. - URO - BMW

The URO Mass Air Flow Sensor (MAF) is a perfect choice for BMW owners looking to enhance fuel efficiency and maintain top engine performance with a dependable replacement part. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 03/2003

Brand:
URO - Corporate Logo
ES#:
4846075
Mfg#:
13627567451
In Stock
ON SALE!
$78.99

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

$76.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor - with hardware

ES#2856013 - 12617508003KT1 - Oil Level Sensor - with hardware - Turn that oil level light off, Includes new hardware - Genuine BMW - BMW

Turn that oil level light off, Includes new hardware

Brand:
Genuine BMW - Corporate Logo
ES#:
2856013
Mfg#:
12617508003KT1
Ships in 1 day
$335.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six

ES#2167999 - 12120022902 - Spark Plugs - Set Of Six - Keep your motor running strong with a set of new spark plugs. - Genuine BMW - BMW

Keep your motor running strong with a set of new spark plugs.

Brand:
Genuine BMW - Corporate Logo
ES#:
2167999
Mfg#:
12120022902
In Stock
$217.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2 Pin Connector

ES#4772597 - 61132359999 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. - ECS - BMW MINI

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

Brand:
ECS - Corporate Logo
ES#:
4772597
Mfg#:
61132359999
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

Air Mass Sensor (MAF)

ES#34425 - 13627566984 - Air Mass Sensor (MAF) - Brand new unit - Genuine BMW - BMW

Brand new unit For vehicles with production date from 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
34425
Mfg#:
13627566984
In Stock
Limited Qty Sale
$696.99

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

$640.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#34424 - 13627566983 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
34424
Mfg#:
13627566983
Ships in 1 day
4% off MSRP

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

$670.99

This product was last offered at the strikethrough price on
07-22-2026

$640.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator - 90amp/120amp

ES#2568298 - 12317559183 - Voltage Regulator - 90amp/120amp - For Bosch 90A & 120A alternators only - Bosch - BMW

For Bosch 90A & 120A alternators only 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2568298
Mfg#:
12317559183
In Stock
$37.99

This product was last offered at the strikethrough price on
04-13-2026

$37.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel pump and level sensor kit

ES#4056880 - 16116768788KT - Fuel pump and level sensor kit - Includes both fuel pump, level sensor and new locking rings - Assembled By ECS - BMW

Includes both fuel pump, level sensor and new locking rings 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4056880
Mfg#:
16116768788KT
In Stock at Vendor
ON SALE! SAVE 17%
$759.99

This product was last offered at the strikethrough price on
05-21-2026

$633.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stop Light Switch

ES#3625584 - 61316967601 - Stop Light Switch - Mounts behind the brake pedal - FAE - BMW MINI

Mounts behind the brake pedal

Brand:
FAE - Corporate Logo
ES#:
3625584
Mfg#:
61316967601
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost X UltraSafe Lithium 1250 Amp Jump Starter - NOCO

ES#4389648 - GBX45 - Boost X UltraSafe Lithium 1250 Amp Jump Starter - NOCO - X for Extreme - Boost X is the next generation in jump packs with an all-new design and more powerful jump starts. This 12V battery jumper will jump gas vehicles up to 6.5 and diesel engines up to 4.0L. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

X for Extreme - Boost X is the next generation in jump packs with an all-new design and more powerful jump starts. This 12V battery jumper will jump gas vehicles up to 6.5 and diesel engines up to 4.0L.

Brand:
NOCO - Corporate Logo
ES#:
4389648
Mfg#:
GBX45
Ships in 8 Business Days
22% 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
07-22-2026

$124.99 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 For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

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

Camshaft Position Sensor

ES#2813640 - 12147539171 - Camshaft Position Sensor - Located on rear of the cylinder head, sensing the intake cam - Hamburg Tech - BMW

Located on rear of the cylinder head, sensing the intake cam We Price Match - Give Us A Call or Chat!
Sensor for the intake camshaft

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813640
Mfg#:
12147539171
In Stock
ON SALE!
$90.99

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

$88.26 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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