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BMW E90 335xi N55 3.0L

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BMW E90 335xi N55 3.0L 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

Leak Detection Pump - Priced Each

ES#37298 - 16137193479 - Leak Detection Pump - Priced Each - Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system. - Genuine BMW - BMW MINI

Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37298
Mfg#:
16137193479
Ships in 2 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.

$266.99

This product was last offered at the strikethrough price on
06-28-2026

$248.99 USD
Free Shipping
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
$10.95 USD
Free Shipping
on orders $49 and up

Temperature Sensor

ES#4316486 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - Bavarian Autosport - BMW

Monitors coolant / oil temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4316486
Mfg#:
13621433076
In Stock
ON SALE! SAVE 20%
$14.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IBS Adapter cable

ES#163889 - 61129123571 - IBS Adapter cable - Negative batter cable IBS lead cable - Genuine BMW - BMW

Negative batter cable IBS lead cable affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
163889
Mfg#:
61129123571
Ships in 2 Business Days
12% off MSRP

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

$32.48

This product was last offered at the strikethrough price on
06-28-2026

$28.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wiring Harness

ES#245051 - 61119180531 - Wiring Harness - Repair harness for front right engine bay harness - Genuine BMW - BMW

Repair harness for front right engine bay harness affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
245051
Mfg#:
61119180531
Ships in 4 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.

$722.99

This product was last offered at the strikethrough price on
06-28-2026

$702.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Lithium US 4.3 Amp 12 Volt Battery Charger - CTEK

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

Knock Sensor

ES#3673715 - 13627566786 - Knock Sensor - A failed knock sensor can cause major performance issues - Continental - BMW

A failed knock sensor can cause major performance issues affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
3673715
Mfg#:
13627566786
Ships in 1 day
$114.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator

ES#4905055 - 12317591532KT - Remanufactured Alternator - Includes a refundable $81.90 core charge - MPA Electrical - BMW

Includes a refundable $81.90 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MPA Electrical
ES#:
4905055
Mfg#:
12317591532KT
In Stock at Vendor
$701.99

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

$684.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race German Coolant Temperature Sender Adapter - 1/8NPT

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

Engine Oil Temperature Sensor

ES#4871941 - 13627580635 - Engine Oil Temperature Sensor - Located on the side of the engine block. - Bremmen Parts - BMW MINI

Located on the side of the engine block. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871941
Mfg#:
13627580635
In Stock
ON SALE! SAVE 21%
$26.99

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

$21.21 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
06-13-2026

$8.24 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
06-28-2026

$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cruise Control Module

ES#184071 - 66316775949 - Cruise Control Module - Restore function to your cruise control system - Genuine BMW - BMW

Restore function to your cruise control system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with active cruise control & a production date from 09/2006

Brand:
Genuine BMW - Corporate Logo
ES#:
184071
Mfg#:
66316775949
Ships in 8 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.

$639.99

This product was last offered at the strikethrough price on
06-28-2026

$617.99 USD
Free Shipping
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

Stop Light Switch

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

Mounts behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

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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