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BMW E30 M3 S14 2.3L Engine Electrical Parts

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ES#2739586 - 13627547982KT - Mass airflow sensor - Price includes $228 core charge - Genuine BMW - BMW

Price includes $228 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2739586
Mfg#:
13627547982KT
Back Ordered
$1341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#164377 - 61131370763 - Fuse box - The box which holds all the vehicles fuses and protects from electrical problems - Genuine BMW - BMW

The box which holds all the vehicles fuses and protects from electrical problems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
164377
Mfg#:
61131370763
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.

$472.99

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

$454.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2749292 - 12312287828KT - Remanufactured Alternator - Price includes $200 core charge - Genuine BMW - BMW

Price includes $200 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2749292
Mfg#:
12312287828KT
Ships on Oct 8, 2026
$1211.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4826864 - 3774SCH01A - Schwaben Self-Adjusting Wire Crimper & Stripper Pliers - Make wiring harness repairs with ease! Featuring adjustable, ratcheting wire stripper jaws for efficient insulation removal. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Make wiring harness repairs with ease! Featuring adjustable, ratcheting wire stripper jaws for efficient insulation removal. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
4826864
Mfg#:
3774SCH01A
In Stock
ON SALE! SAVE 15%
$22.99

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

$19.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#29781 - 12317677914 - Alternator Tensioner Nut - Gear used against a bracket to tighten belt - Genuine BMW - BMW

Gear used against a bracket to tighten belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
29781
Mfg#:
12317677914
In Stock
$15.24

This product was last offered at the strikethrough price on
01-07-2026

$15.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2697968 - 61217631587 - Battery Hold Down - Used on the edge of the battery case - Genuine BMW - BMW

Used on the edge of the battery case affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2697968
Mfg#:
61217631587
In Stock
$25.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4346392 - GENIUSPRO50 - GENIUS PRO 12V / 24V 50 Amp Battery Charger - NOCO - Similar to the G26000, 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 G26000, 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#:
4346392
Mfg#:
GENIUSPRO50
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.

$1125.99

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

$899.99 USD
Free Shipping
on orders $49 and up
ES#3984701 - GB40 - Boost Plus UltraSafe Lithium 1000 Amp Jump Starter - NOCO - This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 6.0L engine or less and diesel vehicles up to 3.0L, up to 20 times on a single charge. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 6.0L engine or less and diesel vehicles up to 3.0L, up to 20 times on a single charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
3984701
Mfg#:
GB40
In Stock
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
ES#127371 - 51711380392 - E30 M3 Engine Wiring Harness Cover - Found on the passenger side firewall - Genuine BMW - BMW

Found on the passenger side firewall affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
127371
Mfg#:
51711380392
Ships in 1 day
$73.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#127370 - 51711380391 - Engine Wiring Harness Cover - Top portion of the plastic engine wiring harness cover - Genuine BMW - BMW

Top portion of the plastic engine wiring harness cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
127370
Mfg#:
51711380391
In Stock
$67.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2801445 - 12618611273 - OIL PRESSURE SWITCH  - Replacement oil pressure switch found on most BMWs - Rein - BMW

Replacement oil pressure switch found on most BMWs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801445
Mfg#:
12618611273
In Stock
$11.99

This product was last offered at the strikethrough price on
04-20-2026

$7.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#30617 - 12511714039 - E30 Engine Ground Cable - Connects from the oil pan to the frame horn on the drivers side - Genuine BMW - BMW

Connects from the oil pan to the frame horn on the drivers side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
30617
Mfg#:
12511714039
Ships in 1 day
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4493067 - RGCTSA1/8NPT - Race German Coolant Temperature Sender Adapter - 1/8NPT - Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge! - Race German - BMW

Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race German - Corporate Logo
ES#:
4493067
Mfg#:
RGCTSA1/8NPT
Ships in 3 Business Days
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#127369 - 51711380390 - Engine Wiring Harness Cover - Lower - Bottom portion of the plastic engine wiring harness cover - Genuine BMW - BMW

Bottom portion of the plastic engine wiring harness cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
127369
Mfg#:
51711380390
In Stock
$64.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2873943 - 12621710512 - Coolant Temperature Sensor - Located in the thermostat housing - Febi - BMW

Located in the thermostat housing 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#:
2873943
Mfg#:
12621710512
In Stock
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4810341 - 56-926 - Lithium US 4.3 Amp 12 Volt Battery Charger - CTEK - The LITHIUM US is a versatile, microprocessor-controlled charger designed for recharging and maintaining Lithium-Iron (LiFePO4) batteries, featuring automatic operation, and multiple safety protections. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The LITHIUM US is a versatile, microprocessor-controlled charger designed for recharging and maintaining Lithium-Iron (LiFePO4) batteries, featuring automatic operation, and multiple safety protections. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4810341
Mfg#:
56-926
Back Ordered
$137.99 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.

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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