Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E46 330i M54 3.0L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle BMW E46 330i M54 3.0L
Your Vehicle BMW E46 330i M54 3.0L
Change Clear

BMW E46 330i M54 3.0L Engine Electrical Parts

Sort By
Filter By
Return to Top

Alternator - 120amp

ES#2539391 - 12317501599 - Alternator - 120amp - Brand new unit with no core charge. - Bosch - BMW

Brand new unit with no core charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles that came with a 120A Valeo alternator

Brand:
Bosch - Corporate Logo
ES#:
2539391
Mfg#:
12317501599
In Stock at Vendor
$526.99

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

$511.99 USD
Free Shipping
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
06-03-2026

$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 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.

$124.99

This product was last offered at the strikethrough price on
06-03-2026

$99.99 USD
Free Shipping
on orders $49 and up

Throttle Body

ES#34161 - 13547502445 - Throttle Body - Includes assembly and gasket - Genuine BMW - BMW

Includes assembly and gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34161
Mfg#:
13547502445
Ships in 3 Business 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.

$523.99

This product was last offered at the strikethrough price on
06-03-2026

$503.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Wiring Harness

ES#30883 - 12517513554 - Engine Wiring Harness - Connects the ECU to various engine components - Genuine BMW - BMW

Connects the ECU to various engine components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
30883
Mfg#:
12517513554
Ships in 3 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.

$517.99

This product was last offered at the strikethrough price on
06-03-2026

$499.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 Fuel Level Sensor

ES#36214 - 16116768788 - E46 Fuel Level Sensor - Sensor: measures fuel tank level - Genuine BMW - BMW

Sensor: measures fuel tank level affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
36214
Mfg#:
16116768788
In Stock at Vendor
$638.99

This product was last offered at the strikethrough price on
02-01-2026

$491.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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 2 Business Days
$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Front Manifold

ES#27247 - 11787523434 - Oxygen Sensor - Front Manifold - Located in the front position of the exhaust manifold - Genuine BMW - BMW

Located in the front position of the exhaust manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
27247
Mfg#:
11787523434
Ships in 3 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.

$524.99

This product was last offered at the strikethrough price on
06-03-2026

$489.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Rear Manifold

ES#27248 - 11787523435 - Oxygen Sensor - Rear Manifold - Located in the front position of the exhaust manifold - Genuine BMW - BMW

Located in the front position of the exhaust manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
27248
Mfg#:
11787523435
Ships in 1-2 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.

$524.99

This product was last offered at the strikethrough price on
06-03-2026

$489.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK SMARTPASS 120S

ES#4492943 - 40-289 - CTEK SMARTPASS 120S - SMARTPASS 120S charges and supplies the service battery and equipment with 120A - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

SMARTPASS 120S charges and supplies the service battery and equipment with 120A affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492943
Mfg#:
40-289
Back Ordered
$477.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2 Pin Connector

ES#4772590 - 12521427615 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772590
Mfg#:
12521427615
Ships on Jul 27, 2026
Auto Notify
ON SALE! SAVE 37%
$7.99

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

$5.01 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#3006397 - 216EVOOT.F - EVO Series Digital Oil Temperature Gauge - 100-300F - Digital oil temperature gauge with dimmable red or blue backlighting - Prosport Performance - Audi BMW Volkswagen MINI

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

Brand:
Prosport Performance - Corporate Logo
ES#:
3006397
Mfg#:
216EVOOT.F
Ships in 2 Business Days
$78.99 USD
Free Shipping

CTEK PRO25S

Advanced technology will ensure that a safe, fast charge is delivered to exactly meet the needs of the individual battery. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492944
Mfg#:
40-328
In Stock at Vendor
$468.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor

ES#34436 - 13627568422 - Knock Sensor - Detects engine ping and changes timing accordingly - Genuine BMW - BMW

Detects engine ping and changes timing accordingly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34436
Mfg#:
13627568422
Ships in 6 Business Days
10% off MSRP

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

$173.99

This product was last offered at the strikethrough price on
06-03-2026

$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

O-Ring for Camshaft Position Sensor (17 X 3 mm)

ES#2828422 - 12141748398 - O-Ring for Camshaft Position Sensor (17 X 3 mm) - Always replace the o-ring when replacing sensor - URO - BMW

Always replace the o-ring when replacing sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2828422
Mfg#:
12141748398
In Stock
$1.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost XL UltraSafe Lithium 1500 Amp Jump Starter - NOCO

ES#4336378 - GB50 - Boost XL UltraSafe Lithium 1500 Amp Jump Starter - NOCO - This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 7.0L engine or less and diesel vehicles up to 4.5L, up to 30 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 7.0L engine or less and diesel vehicles up to 4.5L, up to 30 times on a single charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4336378
Mfg#:
GB50
Ships in 9 Business Days
21% off MSRP

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

$189.99

This product was last offered at the strikethrough price on
06-03-2026

$149.99 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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings