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BMW E30 M3 S14 2.3L

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BMW E30 M3 S14 2.3L Engine Electrical Parts

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Relay - White Green

ES#4940142 - 61368373700 - Relay - White Green - Replaces relays of the same color - Bremmen Parts - BMW MINI

Replaces relays of the same color affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940142
Mfg#:
61368373700
In Stock
ON SALE! SAVE 23%
$18.99

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

$14.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

200ml Electronic Spray

ES#4418680 - 20298 - 200ml Electronic Spray - Electrical Spray for Electronics - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Electrical Spray for Electronics affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4418680
Mfg#:
20298
In Stock
4% off MSRP

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

$10.95

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

$10.50 USD
Free Shipping
on orders $49 and up

Alternator Voltage Regulator - 65 Amp Style

ES#2746487 - 12311726022 - Alternator Voltage Regulator - 65 Amp Style - Prevent an overcharging alternator - Bosch - BMW

Prevent an overcharging alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2746487
Mfg#:
12311726022
In Stock at Vendor
$71.99

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

$63.99 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
06-04-2026

$124.99 USD
Free Shipping
on orders $49 and up
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772597
Mfg#:
61132359999
Ships on Jul 28, 2026
Auto Notify
ON SALE! SAVE 25%
$10.99

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

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Priced Each

ES#2756056 - 12141730773 - Camshaft Position Sensor - Priced Each - Monitors camshaft location - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2756056
Mfg#:
12141730773
In Stock
Limited Qty Sale
$219.99

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

$201.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK PRO25SE

ES#4492945 - 40-327 - CTEK PRO25SE - The PRO25SE is an innovative, versatile, and highly efficient 25A battery charger and power supply. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The PRO25SE is an innovative, versatile, and highly efficient 25A battery charger and power supply. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492945
Mfg#:
40-327
In Stock at Vendor
$604.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GENIUS PRO 6V / 12V / 24V 25 Amp Battery Charger - NOCO

ES#4346391 - GENIUSPRO25 - GENIUS PRO 6V / 12V / 24V 25 Amp Battery Charger - NOCO - Similar to the G15000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Similar to the G15000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4346391
Mfg#:
GENIUSPRO25
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.

$749.99

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

$599.99 USD
Free Shipping
on orders $49 and up

Ignition Service Kit

ES#4817837 - s14ignsKT - Ignition Service Kit - Includes new plugs, spark plug wires, a distributor cap, and a rotor - Assembled By ECS - BMW

Includes new plugs, spark plug wires, a distributor cap, and a rotor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4817837
Mfg#:
S14IGNSKT
Ships in 6 Business Days
$588.99

This product was last offered at the strikethrough price on
01-19-2026

$573.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EVO Series Digital Oil Temperature Gauge - 100-300°F

ES#3010021 - 216EVOWGOT.F - EVO Series Digital Oil Temperature Gauge - 100-300F - Digital oil temperature gauge with dimmable green or white backlighting - Prosport Performance - Audi BMW Volkswagen MINI

Digital oil temperature gauge with dimmable green or white backlighting affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Prosport Performance - Corporate Logo
ES#:
3010021
Mfg#:
216EVOWGOT.F
In Stock
$78.99 USD
Free Shipping

Battery Disconnect Switch - 6 Pole W/ Removable Key

ES#3604640 - EL-28606 - Battery Disconnect Switch - 6 Pole W/ Removable Key - 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#:
3604640
Mfg#:
EL-28606
In Stock
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#31182 - 12521287784 - Crankshaft Position Sensor - Measures the speed and position of your engine's crankshaft. - Genuine BMW - BMW

Measures the speed and position of your engine's crankshaft. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
31182
Mfg#:
12521287784
Ships in 1 day
6% off MSRP

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

$299.99

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

$280.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Braille Batteries G30

ES#3617620 - G30 - Braille Batteries G30 - Less voltage drop during cranking - Braille - BMW

Less voltage drop during cranking affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Braille - Corporate Logo
ES#:
3617620
Mfg#:
G30
Ships in 7 Business Days
$522.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost X UltraSafe Lithium 2500 Amp Jump Starter - NOCO

ES#4389658 - GBX75 - Boost X UltraSafe Lithium 2500 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 8.5L and diesel engines up to 6.5L. - 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 8.5L and diesel engines up to 6.5L. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4389658
Mfg#:
GBX75
In Stock
22% off MSRP

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

$319.99

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

$249.99 USD
Free Shipping
on orders $49 and up

GENIUS 2 Bank 6V / 12V 4 Amp Battery Charger - NOCO

ES#4364628 - GENIUS2X2 - GENIUS 2 Bank 6V / 12V 4 Amp Battery Charger - NOCO - A two-bank battery charger, battery maintainer, trickle charger, and battery desulfator - the perfect all-in-one solution for battery maintenance. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A two-bank battery charger, battery maintainer, trickle charger, and battery desulfator - the perfect all-in-one solution for battery maintenance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4364628
Mfg#:
GENIUS2X2
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.

$124.99

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

$99.99 USD
Free Shipping
on orders $49 and up

THINKEASY Battery Tester

ES#4745611 - 3.03.04.0001 - THINKEASY Battery Tester - Car Battery Tester with Bluetooth 5.0 + APP Automotive Alternator Tester - THINKCAR - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Car Battery Tester with Bluetooth 5.0 + APP Automotive Alternator Tester affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
THINKCAR - Corporate Logo
ES#:
4745611
Mfg#:
3.03.04.0001
Ships in 1 Business Day
$59.99 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.

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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