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

Turner Motorsport Race Alternator Pulley

ES#3175239 - ten4622rm3KT - Turner Motorsport Race Alternator Pulley - Alternator pulley upgrade if you already have Turner Motorsport Race pulleys - Turner Motorsport - BMW

Alternator pulley upgrade if you already have Turner Motorsport Race pulleys 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with Turner Race Pulleys only

Brand:
Turner Motorsport - Corporate Logo
ES#:
3175239
Mfg#:
TEN4622RM3KT
In Stock
ON SALE!
$206.99

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

$190.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4941259 - 13627566983 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine - Holstein - BMW

Controls the air / fuel mixture of the engine

Brand:
Holstein - Corporate Logo
ES#:
4941259
Mfg#:
13627566983
Ships in 1 Business Day
$189.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Air Adjustment Unit/DISA Valve

ES#2960367 - 11617544806 - Intake Air Adjustment Unit/DISA Valve - Having idle problems and low RPM hesitation? Located on the intake manifold. - URO - BMW

Having idle problems and low RPM hesitation? Located on the intake manifold. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2960367
Mfg#:
11617544806
Ships in 1 Business Day
$189.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dipstick O-Ring

ES#24174 - 11431707164 - Dipstick O-Ring - Rubber O-ring - Genuine BMW - BMW

Rubber O-ring

Brand:
Genuine BMW - Corporate Logo
ES#:
24174
Mfg#:
11431707164
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coupling Ring

ES#34018 - 13541435626 - Coupling Ring - Couples the air intake boot - Genuine BMW - BMW

Couples the air intake boot

Brand:
Genuine BMW - Corporate Logo
ES#:
34018
Mfg#:
13541435626
Ships in 1 Business Day
$20.99

This product was last offered at the strikethrough price on
10-03-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body

ES#2784758 - 13547502445 - Throttle Body - Includes assembly and gasket - Vaico - BMW

Includes assembly and gasket We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2784758
Mfg#:
13547502445
Special Order: No Guaranteed ETA
$188.99 USD
Free Shipping

Tensioner Piston

ES#22078 - 11311703747 - Tensioner Piston - This piston is housed by the cylinder and spring for the lower tensioner - Genuine BMW - BMW

This piston is housed by the cylinder and spring for the lower tensioner

Brand:
Genuine BMW - Corporate Logo
ES#:
22078
Mfg#:
11311703747
Ships in 1-2 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.

$27.99

This product was last offered at the strikethrough price on
10-07-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Valve - Priced Each

ES#2802811 - 11341739823 - Exhaust Valve - Priced Each - Replacement exhaust valve - Rein - BMW
ECS Tuning recommends this product.

Replacement exhaust valve 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802811
Mfg#:
11341739823
Ships on Oct 23, 2026
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine BMW Inspection I/Oil Change Kit

ES#2162497 - M50OCIXI - Genuine BMW Inspection I/Oil Change Kit - Upgraded to included a ECS magnetic drain plug - Assembled By ECS - BMW

Upgraded to included a ECS magnetic drain plug 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2162497
Mfg#:
M50OCIXI
In Stock
ON SALE!
$188.57 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

PCV Hose

ES#2534730 - 11151740393 - PCV Hose - Connects the PCV to the oil dipstick tube - URO - BMW

Connects the PCV to the oil dipstick tube 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534730
Mfg#:
11151740393
Back Ordered
$5.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Torque Booster Intake Tube - Black Silicone

ES#2985982 - 54-10469-B - E46 M3 Torque Booster Intake Tube - Black Silicone - Smooth out the incoming air to the throttle body. Also can be used to upgrade the Stage 1 design to Stage 2 - AFE - BMW

Smooth out the incoming air to the throttle body. Also can be used to upgrade the Stage 1 design to Stage 2 CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
2985982
Mfg#:
54-10469-B
EO#:
D-550-38
Ships in 3 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.

$117.99

This product was last offered at the strikethrough price on
10-07-2026

$94.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#2873780 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Febi - BMW

Common source of engine overheating We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873780
Mfg#:
11527505302
Ships on Jan 11, 2027
$187.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#2622976 - 17111723521 - Expansion Tank Hose - Connects the expansion tank to the radiator - Rein - BMW

Connects the expansion tank to the radiator 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2622976
Mfg#:
17111723521
Ships in 1 Business Day
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug (Adjustment Screw) - Priced Each

ES#37709 - 17111437359 - Radiator Drain Plug (Adjustment Screw) - Priced Each - Located in the bottom of the radiator - Genuine BMW - BMW

Located in the bottom of the radiator For vehicles with manual transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
37709
Mfg#:
17111437359
Ships in 1-2 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.

$17.99

This product was last offered at the strikethrough price on
10-07-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Breather Hose

ES#35638 - 13907837661 - Fuel Tank Breather Hose - Connects the fuel tank breather valve to the filler neck. - Genuine BMW - BMW

Connects the fuel tank breather valve to the filler neck.

Brand:
Genuine BMW - Corporate Logo
ES#:
35638
Mfg#:
13907837661
Ships in 1-2 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.

$62.99

This product was last offered at the strikethrough price on
10-07-2026

$61.99 USD
Free Shipping
on orders $49 and up
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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings