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

No Vehicle selected
Please select your vehicle below.

    • 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 Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW E46 Engine Parts & Accessories

Sort By
Filter By
Return to Top

E46 Bracket

ES#26790 - 11727515006 - E46 Bracket - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
26790
Mfg#:
11727515006
Ships in 6 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.

$29.99

This product was last offered at the strikethrough price on
10-01-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator - 120amp

ES#29430 - 12311713839 - Voltage Regulator - 120amp - For Valeo 120A - Genuine BMW - BMW

For Valeo 120A

Brand:
Genuine BMW - Corporate Logo
ES#:
29430
Mfg#:
12311713839
Ships in 6 Business Days
6% off MSRP

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

$224.99

This product was last offered at the strikethrough price on
10-01-2026

$211.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mahle Piston - (+0,25)

ES#21447 - 11257512528 - Mahle Piston - (+0,25) - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
21447
Mfg#:
11257512528
Ships in 6 Business Days
2% off MSRP

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

$392.99

This product was last offered at the strikethrough price on
10-01-2026

$384.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vent Pipe - Fuel FilterD=Mm

ES#36129 - 16116757514 - Vent Pipe - Fuel FilterD=Mm - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
36129
Mfg#:
16116757514
Ships in 5 Business Days
2% off MSRP

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

$362.99

This product was last offered at the strikethrough price on
10-01-2026

$353.99 USD
Free Shipping

Engine wiring harness

ES#30898 - 12517518044 - Engine wiring harness - Wiring harness for ignition coils - Genuine BMW - BMW

Wiring harness for ignition coils For vehicles with production date from 09/2002 up 06/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
30898
Mfg#:
12517518044
Ships in 6 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.

$308.99

This product was last offered at the strikethrough price on
10-01-2026

$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3

ES#2497304 - 17119071517KT2 - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with OEM components - Genuine BMW - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with OEM components For vehicles with manual transmission only and production date from 05/2005

Brand:
Genuine BMW - Corporate Logo
ES#:
2497304
Mfg#:
17119071517KT2
Ships in 5 Business Days
$2304.99

This product was last offered at the strikethrough price on
09-09-2026

$2303.99 USD
This product is lifetime replacement eligible Partial Replacement

Exhaust Camshaft Position Sensor - Priced Each

ES#5482488 - 3148000038 - Exhaust Camshaft Position Sensor - Priced Each - Fix hard starts and erratic engine timing with a direct-fit replacement engineered to restore factory-level performance and smooth operation - Meyle - BMW

Fix hard starts and erratic engine timing with a direct-fit replacement engineered to restore factory-level performance and smooth operation 5X Entries Into Our F80 M3 Sweepstakes

Brand:
Meyle - Corporate Logo
ES#:
5482488
Mfg#:
3148000038
Ships in 5 Business Days
$27.99

This product was last offered at the strikethrough price on
09-11-2026

$26.99 USD

V-Ribbed Accessory Belt - Alternator/Water Pump/Power Steering Belt

ES#5482405 - 0500061540 - V-Ribbed Accessory Belt - Alternator/Water Pump/Power Steering Belt - Eliminate squelling with a brand new accessory belt - Meyle - BMW

Eliminate squelling with a brand new accessory belt 5X Entries Into Our F80 M3 Sweepstakes

Brand:
Meyle - Corporate Logo
ES#:
5482405
Mfg#:
0500061540
Ships in 5 Business Days
$12.99

This product was last offered at the strikethrough price on
08-25-2026

$11.99 USD

E46 M3 Valved Performance Full Exhaust

ES#5507276 - 048781LA01KT - E46 M3 Valved Performance Full Exhaust - Transform your S54 sound profile with push-button volume control, equal-length acoustics, and a complete, hassle-free installation package. - Turner Motorsport - BMW

Transform your S54 sound profile with push-button volume control, equal-length acoustics, and a complete, hassle-free installation package. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
5507276
Mfg#:
048781LA01KT
Ships in 5 Business Days
$2426.30

This product was last offered at the strikethrough price on
09-12-2026

$2424.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Set - 2400cc - Set of 6

Delivers a massive 2400cc/min flow rate, making it the ultimate fueling solution for builds running E85, heavy boost, or aggressive forced induction. Fits BMW S54 engine equipped with DeatschWerks S54 Fuel Rail

Brand:
DeatschWerks - Corporate Logo
ES#:
5456549
Mfg#:
16S-18-2400-6
Ships in 6 Business Days
$989.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X2 Module with DW420 Pumps and PTFE Plumbing Kit

This comprehensive drop-in solution replaces your restrictive factory assembly with a high-flow powerhouse.

Brand:
DeatschWerks - Corporate Logo
ES#:
5456578
Mfg#:
9-421-629-7070
Ships in 6 Business Days
$1699.00 USD
Free Shipping
on orders $49 and up

CPE Stainless Plumbing Kit

This premium kit takes the guesswork out of plumbing a high-flow aftermarket fuel system.

Brand:
DeatschWerks - Corporate Logo
ES#:
5456570
Mfg#:
6-628
Ships in 6 Business Days
$899.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X2 Fuel Pump Module

Unlock the true horsepower potential of your E36 or E46 chassis with the DeatschWerks X2 Series Fuel Pump Module.

Brand:
DeatschWerks - Corporate Logo
ES#:
5456574
Mfg#:
9-000-7070
Ships in 6 Business Days
$679.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PTFE Stainless Plumbing Kit

Built to withstand high-volume demand, the kit relies on rugged stainless steel braided PTFE lines, offering total resistance to corrosive modern fuels.

Brand:
DeatschWerks - Corporate Logo
ES#:
5456571
Mfg#:
6-629
Ships in 6 Business Days
$949.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injectors Set - 1000cc - Set of 6

This premium set of six matched injectors delivers the precise, massive fuel flow your modified engine craves.

Brand:
DeatschWerks - Corporate Logo
ES#:
5456552
Mfg#:
16U-18-1000-6
Ships in 6 Business Days
$659.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Re Manufactured Control Unit

Brand:
Genuine BMW - Corporate Logo
ES#:
2794972
Mfg#:
12147837805KT
Ships in 5 Business Days
$2627.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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.

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