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

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
affirm financing terms & conditions
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

Performance Aluminum Radiator - With Liquid Chill

ES#3202707 - mmrade3692KT - Performance Aluminum Radiator - With Liquid Chill - Upgrade your cooling with up to 30% more cooling capacity - lifetime warranty! Includes a FREE bottle of Liquid Chill Radiator Coolant Additive. - Mishimoto - BMW

Upgrade your cooling with up to 30% more cooling capacity - lifetime warranty! Includes a FREE bottle of Liquid Chill Radiator Coolant Additive. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
3202707
Mfg#:
MMRADE3692KT
In Stock
$383.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#18707 - 11127832157 - Oil Cap - Includes the sealing gasket - Genuine BMW - BMW

Includes the sealing gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date up to 03/2010

Brand:
Genuine BMW - Corporate Logo
ES#:
18707
Mfg#:
11127832157
Ships in 2 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.

$49.99

This product was last offered at the strikethrough price on
07-02-2026

$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Ignition Wiring Harness

ES#31074 - 12517831537 - E46 M3 Ignition Wiring Harness - Plugs in to the ignition coils - Genuine BMW - BMW

Plugs in to the ignition coils affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
31074
Mfg#:
12517831537
In Stock
Limited Qty Sale
$413.99

This product was last offered at the strikethrough price on
05-19-2026

$382.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump Chain

ES#261849 - 11417576915 - Oil Pump Chain - Responsible for driving the oil pump - Genuine BMW - BMW

Responsible for driving the oil pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
261849
Mfg#:
11417576915
In Stock
$34.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

King Performance Rod Bearing Set - Standard Size

ES#4381967 - CR4596XP - King Performance Rod Bearing Set - Standard Size - King - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
King - Corporate Logo
ES#:
4381967
Mfg#:
CR4596XP
Ships in 6 Business Days
$190.00 USD
Free Shipping
on orders $49 and up

E9x M3 Power Pulley Kit

ES#3438860 - 13-001 - E9x M3 Power Pulley Kit - Includes belts - Active Autowerke - BMW

Includes belts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date 2007-5/2008
For vehicles with production date 2007-5/2008

Brand:
Active Autowerke - Corporate Logo
ES#:
3438860
Mfg#:
13-001
Ships in 3 Business Days
5% off MSRP

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

$399.00

This product was last offered at the strikethrough price on
07-02-2026

$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cometic Multi-layer Steel Head Gasket Set

ES#4745150 - COM-HG-S65-93030 - Cometic Multi-layer Steel Head Gasket Set - This multi-layer steel (MLS) head gasket set provides your S65 with superior sealing performance. - Cometic - BMW

This multi-layer steel (MLS) head gasket set provides your S65 with superior sealing performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Cometic - Corporate Logo
ES#:
4745150
Mfg#:
COM-HG-S65-93030
Ships in 3 Business Days
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#2813630 - 12141709616 - Crankshaft Position Sensor - Does not include O-ring - Hamburg Tech - BMW

Does not include O-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813630
Mfg#:
12141709616
In Stock
ON SALE!
$49.99

This product was last offered at the strikethrough price on
06-25-2026

$47.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ASC Delete Intake Tube Plug

ES#4667169 - 017740TMS01 - ASC Delete Intake Tube Plug - Used to plug the ASC hose port found on the intake boot when ASC throttle body is being deleted - Turner Motorsport - BMW

Used to plug the ASC hose port found on the intake boot when ASC throttle body is being deleted affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4667169
Mfg#:
017740TMS01
Ships on Nov 3, 2026
Auto Notify
ON SALE! SAVE 25%
$45.99

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

$34.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Hose Kit - Black

ES#2764690 - MMHOSEE3088BK - Silicone Hose Kit - Black - Industry-standard performance cooling hoses - with a lifetime warranty! - Mishimoto - BMW

Industry-standard performance cooling hoses - with a lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764690
Mfg#:
MMHOSEE3088BK
Ships in 1 Business Day
$378.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 Z3 Air Hose - Air Mass Sensor Boot to Idle Control Valve

ES#2802044 - 13411435781 - E36 Z3 Air Hose - Air Mass Sensor Boot to Idle Control Valve - Attached to the bottom portion idle regulating valve - Rein - BMW

Attached to the bottom portion idle regulating valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with ASC+T.

Brand:
Rein - Corporate Logo
ES#:
2802044
Mfg#:
13411435781
Back Ordered
Auto Notify
ON SALE!
$20.99

This product was last offered at the strikethrough price on
06-29-2026

$19.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vargas Ignition Coil Kit - Black

ES#4465589 - VTT-COIL-B58-BLK - Vargas Ignition Coil Kit - Black - Trustworthy Ignition Coils now available from Vargas! - Vargas Turbo Technologies - BMW

Trustworthy Ignition Coils now available from Vargas! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4465589
Mfg#:
VTT-COIL-B58-BLK
Ships in 10 Business Days
ON SALE! SAVE 15%
$222.99

This product was last offered at the strikethrough price on
07-02-2026

$189.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

650cc Fuel Injector - Set of 4

ES#4492978 - IS803-0650H - 650cc Fuel Injector - Set of 4 - 4 Flow matched E85 compatible injectors - Fuel Injector Clinic - BMW

4 Flow matched E85 compatible injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuel Injector Clinic - Corporate Logo
ES#:
4492978
Mfg#:
IS803-0650H
Ships in 1 Business Day
$378.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2602634 - 17112283344KT - Expansion Tank Replacement Kit - Includes all necessary hardware - Genuine BMW - BMW

Includes all necessary hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2602634
Mfg#:
17112283344KT
Ships in 2 Business Days
$460.99

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

$377.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oxygen Sensor - Priced Each

ES#27202 - 11781735499 - Oxygen Sensor - Priced Each - Restore MPG, clear trouble codes - Genuine BMW - BMW

Restore MPG, clear trouble codes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27202
Mfg#:
11781735499
Ships in 8 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.

$404.99

This product was last offered at the strikethrough price on
07-02-2026

$377.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Valve

ES#26872 - 11727837456 - Secondary Air Valve - Also known as an EGR valve - Genuine BMW - BMW

Also known as an EGR valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26872
Mfg#:
11727837456
Ships in 2 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.

$194.99

This product was last offered at the strikethrough price on
07-02-2026

$188.99 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