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BMW M3 Engine Electrical Parts

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Fuel Pump Relay - 4 Prong

ES#3024042 - 61311373585 - Fuel Pump Relay - 4 Prong - A failed fuel pump relay will prevent your BMW from running - Bosch - BMW

A failed fuel pump relay will prevent your BMW from running 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3024042
Mfg#:
61311373585
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#4316513 - 12141709616 - Crankshaft Position Sensor - Does not include O-ring - Bremmen Parts - BMW

Does not include O-ring 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316513
Mfg#:
12141709616
In Stock
ON SALE! SAVE 10%
$39.99

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

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit

ES#4142048 - 014579TMSKT - Turner Plug-And-Play Alpha-N IAT Sensor Relocation Kit - Painless plug-and-play IAT solution for elimination of MAF sensor in favor of Alpha-N tuning. - Turner Motorsport - BMW

Painless plug-and-play IAT solution for elimination of MAF sensor in favor of Alpha-N tuning. 10X Entries For Our 25th Anniversary Sweepstakes!
Drilling Required!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4142048
Mfg#:
014579TMSKT
In Stock
ON SALE! SAVE 25%
$136.36

This product was last offered at the strikethrough price on
06-13-2026

$102.27 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor O-Ring

ES#31851 - 12611744292 - Oil Level Sensor O-Ring - Used to seal sensor to the oil pan - Genuine BMW - BMW

Used to seal sensor to the oil pan

Brand:
Genuine BMW - Corporate Logo
ES#:
31851
Mfg#:
12611744292
In Stock
$9.99

This product was last offered at the strikethrough price on
03-04-2026

$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Camshaft Position Sensor - Priced Each

ES#34448 - 13627796054 - Exhaust Camshaft Position Sensor - Priced Each - Located on rear of the cylinder head, sensing the exhaust cam - Genuine BMW - BMW

Located on rear of the cylinder head, sensing the exhaust cam Sensor for the exhaust camshaft

Brand:
Genuine BMW - Corporate Logo
ES#:
34448
Mfg#:
13627796054
Ships in 5 Business Days
6% off MSRP

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

$290.99

This product was last offered at the strikethrough price on
07-19-2026

$273.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Relay - Black

ES#169416 - 61366901469 - Relay - Black - For mutiple locations in the fuse box. - Genuine BMW - BMW MINI

For mutiple locations in the fuse box.

Brand:
Genuine BMW - Corporate Logo
ES#:
169416
Mfg#:
61366901469
In Stock
3% 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
07-19-2026

$23.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adapter Wiring for IBS

ES#2228204 - 12517615476 - Adapter Wiring for IBS - Connects to the IBS system for information relay to the DME via the BSD Interface. - Genuine BMW - BMW MINI

Connects to the IBS system for information relay to the DME via the BSD Interface.

Brand:
Genuine BMW - Corporate Logo
ES#:
2228204
Mfg#:
12517615476
Ships in 5 Business Days
1% off MSRP

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

$73.99

This product was last offered at the strikethrough price on
07-19-2026

$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2603136 - 12131712219KT3 - Ignition Service Kit - Restore your ignition system using high quality Bosch ignition coils and NGK spark plugs - Assembled By ECS - BMW

Restore your ignition system using high quality Bosch ignition coils and NGK spark plugs 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2603136
Mfg#:
12131712219KT3
In Stock
$302.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fluid Level Sensor

ES#38492 - 17137553919 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Genuine BMW - BMW MINI

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level

Brand:
Genuine BMW - Corporate Logo
ES#:
38492
Mfg#:
17137553919
In Stock
17% off MSRP

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

$49.59

This product was last offered at the strikethrough price on
07-19-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Manifold Oxygen Sensor - Rear Position/Post-Cat

ES#11025 - 15138 - Front Manifold Oxygen Sensor - Rear Position/Post-Cat - Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine - Bosch - BMW

Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11025
Mfg#:
15138
In Stock
$145.27 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

GENIUS 6V / 12V 10 Amp Battery Charger - NOCO

ES#4031180 - GENIUS10 - GENIUS 6V / 12V 10 Amp Battery Charger - NOCO - The GENIUS10 is similar to the G7200, just better. It's 17% smaller and delivers 115% more power. And it's simpler and easier to use than ever before. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The GENIUS10 is similar to the G7200, just better. It's 17% smaller and delivers 115% more power. And it's simpler and easier to use than ever before.

Brand:
NOCO - Corporate Logo
ES#:
4031180
Mfg#:
GENIUS10
Ships in 9 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.

$124.95

This product was last offered at the strikethrough price on
07-19-2026

$99.94 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Priced Each

ES#5376161 - 11781427884 - Oxygen Sensor - Priced Each - 990mm - cure your poor gas mileage by replacing your worn oxygen sensors - Pierburg - BMW

990mm - cure your poor gas mileage by replacing your worn oxygen sensors

Brand:
Pierburg - Corporate Logo
ES#:
5376161
Mfg#:
11781427884
In Stock
$279.99

This product was last offered at the strikethrough price on
04-01-2026

$210.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Power Spark Plug - Priced Each

ES#2720005 - 12120039634 - High Power Spark Plug - Priced Each - Keep your engine running strong. - Genuine BMW - BMW

Keep your engine running strong.

Brand:
Genuine BMW - Corporate Logo
ES#:
2720005
Mfg#:
12120039634
In Stock
26% off MSRP

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

$40.25

This product was last offered at the strikethrough price on
07-19-2026

$29.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine wiring harness

ES#30842 - 12517501135 - Engine wiring harness - New DME wire harness - Genuine BMW - BMW

New DME wire harness For vehicles with Manual transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
30842
Mfg#:
12517501135
In Stock
3% off MSRP

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

$1683.99

This product was last offered at the strikethrough price on
07-19-2026

$1639.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idle Control Valve

ES#4689774 - 13411744713 - Idle Control Valve - An integral part of the air intake system - Bavarian Autosport - BMW

An integral part of the air intake system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4689774
Mfg#:
13411744713
Back Ordered
Auto Notify
ON SALE! SAVE 15%
$154.99

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

$131.74 USD
Free Shipping
on orders $49 and up

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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