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 M3 Engine Parts & Accessories

Sort By
Filter By
Return to Top

Upper Engine Timing Chain Tensioner

ES#4932396 - 11311738700 - Upper Engine Timing Chain Tensioner - Guide used to tension the timing chain - URO - BMW

Guide used to tension the timing chain 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932396
Mfg#:
11311738700
In Stock
$40.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X-Line Performance Aluminum Radiator

ES#2823089 - MMRADE3692X - X-Line Performance Aluminum Radiator - Lightweight performance radiator for improved cooling and efficiency - Mishimoto - BMW

Lightweight performance radiator for improved cooling and efficiency 20% more efficient, 91% increased coolant capacity, with up to a 30*F reduction in coolant temperature versus the radiator you have now

Brand:
Mishimoto - Corporate Logo
ES#:
2823089
Mfg#:
MMRADE3692X
In Stock at Vendor
1% off MSRP

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

$495.00

This product was last offered at the strikethrough price on
11-04-2026

$490.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Performance Accessory Belt Kit - Kevlar Reinforced

ES#4714476 - 11281437929KT - Performance Accessory Belt Kit - Kevlar Reinforced - Keep your drive belt tight with new belts, tensioners, and hardware - Assembled By ECS - BMW

Keep your drive belt tight with new belts, tensioners, and hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4714476
Mfg#:
11281437929KT
Ships on Nov 24, 2026
ON SALE! SAVE 33%
$244.99

This product was last offered at the strikethrough price on
10-12-2026

$163.60 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Install Kit

ES#3047781 - E46M311_301KT - Exhaust Manifold Install Kit - A complete hardware kit used when installing CSL or aftermarket headers - Assembled By ECS - BMW

A complete hardware kit used when installing CSL or aftermarket headers 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3047781
Mfg#:
E46M311_301KT
In Stock
ON SALE!
$246.99

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

$244.83 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Accessory Belt - Air Conditioner

ES#11063 - 11287830946 - E46 M3 Accessory Belt - Air Conditioner - 5pk-829 - Continental - BMW

5pk-829 We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
11063
Mfg#:
11287830946
Ships in 1 Business Day
$16.99

This product was last offered at the strikethrough price on
10-27-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Fuel Injector Set

ES#4488426 - 17U-01-0550-6 - Performance Fuel Injector Set - Critical for maintaining engine health and maximizing tuning potential. - DeatschWerks - BMW Porsche

Critical for maintaining engine health and maximizing tuning potential. For Custom Applications - Will require additional tuning or modifications.

Brand:
DeatschWerks - Corporate Logo
ES#:
4488426
Mfg#:
17U-01-0550-6
In Stock at Vendor
$489.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2561418 - 12621710512 - Coolant Temperature Sensor - Located in the thermostat housing - FAE - BMW

Located in the thermostat housing

Brand:
FAE - Corporate Logo
ES#:
2561418
Mfg#:
12621710512
In Stock
$28.65

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

$15.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing chain tensioner

ES#21955 - 11311307782 - Timing chain tensioner - Maintains tension in the timing chain - Genuine BMW - BMW

Maintains tension in the timing chain

Brand:
Genuine BMW - Corporate Logo
ES#:
21955
Mfg#:
11311307782
Ships in 1-2 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.

$125.99

This product was last offered at the strikethrough price on
11-05-2026

$122.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#25219 - 11537838480 - Thermostat Housing - Housing that holds thermostat - Genuine BMW - BMW

Housing that holds thermostat

Brand:
Genuine BMW - Corporate Logo
ES#:
25219
Mfg#:
11537838480
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.

$248.99

This product was last offered at the strikethrough price on
11-05-2026

$243.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Main Bearing Set - S65

ES#4845665 - S65-WPC-MB - WPC-Treated Race Series Main Bearing Set - S65 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845665
Mfg#:
S65-WPC-MB
Back Ordered
ON SALE! SAVE 20%
$608.99

This product was last offered at the strikethrough price on
06-13-2026

$487.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mounting Screw

ES#166096 - 61217577620 - Mounting Screw - 190MM - Genuine BMW - BMW MINI

190MM

Brand:
Genuine BMW - Corporate Logo
ES#:
166096
Mfg#:
61217577620
In Stock
10% off MSRP

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

$9.69

This product was last offered at the strikethrough price on
11-05-2026

$8.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Seal Repair Kit

ES#3478289 - 11349064457 - Valve Seal Repair Kit - Includes seals to do half of your engine's valves - Elring - BMW

Includes seals to do half of your engine's valves 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3478289
Mfg#:
11349064457
In Stock
$13.99

This product was last offered at the strikethrough price on
08-12-2026

$8.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner IAT Relocation Harness With Mounting Hardware

ES#3194709 - 014579ecs01aKT - Turner IAT Relocation Harness With Mounting Hardware - Position your intake air temperature sensor to a more accurate location and maintain power delivery - Turner Motorsport - BMW

Position your intake air temperature sensor to a more accurate location and maintain power delivery 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
3194709
Mfg#:
014579ECS01AKT
In Stock
ON SALE! SAVE 30%
$138.99

This product was last offered at the strikethrough price on
06-13-2026

$97.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Powerflex Engine Mount Inserts

ES#4500572 - PFF5-4021 - Powerflex Engine Mount Inserts - Stiffer bushings will allow smoother movement! - Powerflex - BMW

Stiffer bushings will allow smoother movement!

Brand:
Powerflex - Corporate Logo
ES#:
4500572
Mfg#:
PFF5-4021
In Stock
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S54 VANOS Rebuild Kit & Exhaust Hub Upgrade

ES#5470165 - 11367832031KT4 - S54 VANOS Rebuild Kit & Exhaust Hub Upgrade - Upgrade your failure-prone VANOS system with durable Viton/Teflon seals & a high-strength exhaust hub! - Assembled By ECS - BMW

Upgrade your failure-prone VANOS system with durable Viton/Teflon seals & a high-strength exhaust hub! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5470165
Mfg#:
11367832031KT4
Ships on Jan 11, 2027
ON SALE! SAVE 31%
$703.99

This product was last offered at the strikethrough price on
05-29-2026

$485.87 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Washer

ES#253966 - 11127838077 - Valve Cover Washer - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
253966
Mfg#:
11127838077
In Stock
$3.86 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