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BMW M3 Engine Electrical Parts

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ES#4389994 - 12311722979 - Alternator Ball Bearing - Used when performing an alternator rebuild (Measurements:47x17x14) - SKF - BMW

Used when performing an alternator rebuild (Measurements:47x17x14) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SKF - Corporate Logo
ES#:
4389994
Mfg#:
12311722979
Ships in 9 Business Days
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2733692 - 12427851221 - Ground Cable - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2733692
Mfg#:
12427851221
Ships in 1-2 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.

$60.99

This product was last offered at the strikethrough price on
06-04-2026

$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#30376 - 12427839665 - Power Cable - Connects the alternator to the starter - Genuine BMW - BMW

Connects the alternator to the starter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
30376
Mfg#:
12427839665
Ships in 7 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.

$60.99

This product was last offered at the strikethrough price on
06-04-2026

$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4492820 - 40-060 - Bumper 300 - Don't scratch your paint with your battery tender. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't scratch your paint with your battery tender. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492820
Mfg#:
40-060
In Stock at Vendor
$56.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2503735 - 61136920094 - Flat-type Connector - Priced each  - 6-10mm - Genuine BMW - BMW

6-10mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2503735
Mfg#:
61136920094
Ships in 1-2 days
13% off MSRP

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

$7.99

This product was last offered at the strikethrough price on
06-04-2026

$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3559962 - 13621703993 - Coolant Temperature Sensor - Monitors coolant temperature - Hamburg Tech - BMW

Monitors coolant temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3559962
Mfg#:
13621703993
In Stock
$13.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3604639 - EL-LA4578 - Battery Disconnect Switch - 4 Terminal - Quickly shut down your battery in an emergency. - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Quickly shut down your battery in an emergency. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
3604639
Mfg#:
EL-LA4578
Ships in 4 Business Days
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#29986 - 12411726165 - Starter Mounting Plate - Secures the starter, located on the rear side. - Genuine BMW - BMW

Secures the starter, located on the rear side. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
29986
Mfg#:
12411726165
Ships in 1-2 days
8% off MSRP

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

$11.99

This product was last offered at the strikethrough price on
06-04-2026

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2874015 - 13627839138 - Crankshaft Position Sensor - Referred to as the speed sensor & reference sensor - Febi - BMW

Referred to as the speed sensor & reference sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874015
Mfg#:
13627839138
Ships on Sep 1, 2026
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#166144 - 61218380280 - Battery hold down - Secures the battery in the battery tray. - Genuine BMW - BMW

Secures the battery in the battery tray. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
166144
Mfg#:
61218380280
Ships in 5 Business Days
7% off MSRP

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

$28.99

This product was last offered at the strikethrough price on
06-04-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5456396 - 12141709616 - Engine Crankshaft Position Center - A critical solution for BMW owners facing erratic engine behavior or the dreaded "Check Engine" light. - URO - BMW

A critical solution for BMW owners facing erratic engine behavior or the dreaded "Check Engine" light. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
5456396
Mfg#:
12141709616
Ships in 1 Business Day
$25.99 USD
Free Shipping
on orders $49 and up
ES#263707 - 12131712219 - Ignition Coil - Priced Each - Get your engine back to peak performance with a new ignition coil. - Bremi - BMW

Get your engine back to peak performance with a new ignition coil. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bremi - Corporate Logo
ES#:
263707
Mfg#:
12131712219
In Stock at Vendor
$28.87

This product was last offered at the strikethrough price on
12-09-2025

$25.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#29504 - 12311727756 - Alternator Brush Set - Get your alternator working again - Genuine BMW - BMW

Get your alternator working again affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
29504
Mfg#:
12311727756
Ships in 1-2 days
4% off MSRP

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

$25.99

This product was last offered at the strikethrough price on
06-04-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3676988 - 56-380 - CTEK Indicator Panel - Displays battery health at all times. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Displays battery health at all times. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
3676988
Mfg#:
56-380
In Stock at Vendor
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#169221 - 61358350566 - Multi Purpose Relay (6-Prong) (Pine Green) - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
169221
Mfg#:
61358350566
Ships in 1-2 days
4% off MSRP

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

$24.99

This product was last offered at the strikethrough price on
06-04-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3673665 - 9107471 - Coolant Temperature Sender - 2 pin - Hella - BMW

2 pin affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Located in the cylinder head

Brand:
Hella - Corporate Logo
ES#:
3673665
Mfg#:
9107471
Ships in 4 Business Days
$15.99 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

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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