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BMW M3 Engine Parts & Accessories

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Coolant Temperature Sensor

ES#2873943 - 12621710512 - Coolant Temperature Sensor - Located in the thermostat housing - Febi - BMW

Located in the thermostat housing 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!

Brand:
Febi - Corporate Logo
ES#:
2873943
Mfg#:
12621710512
In Stock at Vendor
$20.99

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

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

DINANTRONICS X Performance Tuner

Max gains of up to +69 HP and +55 lb-ft TRQ (Crank); +60 HP and +49 lb-ft TRQ (Wheel) Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4505884
Mfg#:
D440-0155
Ships in 9 Business Days
$609.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Emissions Service Kit

ES#2602540 - 11157840446KT - Emissions Service Kit - Everything you need to service your PCV system - Genuine BMW - BMW

Everything you need to service your PCV system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with SMG gearbox and production date up to 09/2004

Brand:
Genuine BMW - Corporate Logo
ES#:
2602540
Mfg#:
11157840446KT
Back Ordered
$609.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Cable

ES#63772 - 35411162495 - Throttle Cable - Runs from the ASC unit to the throttle body - Genuine BMW - BMW

Runs from the ASC unit to the throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with ASC+T

Brand:
Genuine BMW - Corporate Logo
ES#:
63772
Mfg#:
35411162495
In Stock
2% off MSRP

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

$88.99

This product was last offered at the strikethrough price on
06-27-2026

$86.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Pulley Kit

ES#2718229 - 002778ECS01AKT - Aluminum Water Pump Pulley Kit - Includes belt and hardware - Assembled By ECS - BMW

Includes belt and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
A "bolt on and go" answer to a weak, unattractive water pump pulley

Brand:
Assembled By ECS - Corporate Logo
ES#:
2718229
Mfg#:
002778ECS01AKT
Ships on Nov 11, 2026
$86.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Magnum FORCE Stage-2 Carbon Fiber Cold Air Intake System w/ Pro DRY S Media

ES#2985903 - 51-31662-C - E9X M3 Magnum FORCE Stage-2 Carbon Fiber Cold Air Intake System w/ Pro DRY S Media - Allows for significantly more air flow over the stock intake - AFE - BMW

Allows for significantly more air flow over the stock intake affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
2985903
Mfg#:
51-31662-C
EO#:
D-550-38
In Stock at Vendor
20% off MSRP

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

$757.99

This product was last offered at the strikethrough price on
06-27-2026

$606.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Akrapovic Sound Kit - G80/G82 M3/M4

ES#4414677 - P-HF1384 - Akrapovic Sound Kit - G80/G82 M3/M4 - For use with the Akrapovic Exhaust Suite - Use the Sound Remote Controller or the new smartphone app (for iOS and Android) to regulate the valves. - Akrapovic - BMW

For use with the Akrapovic Exhaust Suite - Use the Sound Remote Controller or the new smartphone app (for iOS and Android) to regulate the valves. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Akrapovic - Corporate Logo
ES#:
4414677
Mfg#:
P-HF1384
Ships in 3 Business Days
$605.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Priced Each

ES#2756056 - 12141730773 - Camshaft Position Sensor - Priced Each - Monitors camshaft location - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2756056
Mfg#:
12141730773
In Stock
Limited Qty Sale
$219.99

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

$201.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Radiator Bracket - Lower Left

ES#2767252 - 51648055741 - Auxiliary Radiator Bracket - Lower Left - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2767252
Mfg#:
51648055741
Ships in 2 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.

$105.99

This product was last offered at the strikethrough price on
06-27-2026

$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Titanium Magnetic Oil Drain Plug - M18x1.5

ES#4492302 - 008666la01KT - Turner Titanium Magnetic Oil Drain Plug - M18x1.5 - Attracts all the metal particles that would otherwise be circulating your engine! Includes one Genuine BMW washer. - Turner Motorsport - BMW

Attracts all the metal particles that would otherwise be circulating your engine! Includes one Genuine BMW washer. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4492302
Mfg#:
008666LA01KT
Ships on Aug 14, 2026
Auto Notify
ON SALE! SAVE 20%
$62.99

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

$50.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#2695771 - 61311378320 - Coolant Level Sensor - Located on the top of the coolant expansion tank - Febi - BMW

Located on the top of the coolant expansion tank 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!

Brand:
Febi - Corporate Logo
ES#:
2695771
Mfg#:
61311378320
Ships in 3 Business Days
$23.99

This product was last offered at the strikethrough price on
06-04-2026

$23.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stop Light Switch

ES#3625584 - 61316967601 - Stop Light Switch - Mounts behind the brake pedal - FAE - BMW MINI

Mounts behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FAE - Corporate Logo
ES#:
3625584
Mfg#:
61316967601
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Redline Oil Change Kit

ES#3426563 - E46M3OCIrlKT - Redline Oil Change Kit - Everything you need for a comprehensive oil service, including Redline oil, Mann filter with new drain plug - Assembled By ECS - BMW

Everything you need for a comprehensive oil service, including Redline oil, Mann filter with new drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For limited time includes FREE Redline WaterWetter®!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3426563
Mfg#:
E46M3OCIRLKT
In Stock
ON SALE!
$150.30 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

S65 Carbon Fiber Cold Air Intake Tube

ES#3432478 - D760-0024 - S65 Carbon Fiber Cold Air Intake Tube - More carbon is always the answer. Increase flow while retaining your factory air box. - Dinan - BMW

More carbon is always the answer. Increase flow while retaining your factory air box. Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
Dinan - Corporate Logo
ES#:
3432478
Mfg#:
D760-0024
EO#:
D-176-40
Ships in 5 Business Days
11% off MSRP

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

$674.99

This product was last offered at the strikethrough price on
06-27-2026

$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G-Series BMW & Supra A9x Billet Fuel Pump Top Hat

ES#4883053 - 601-0316 - G-Series BMW & Supra A9x Billet Fuel Pump Top Hat - The Precision RaceworksBillet Tophatis a great way to get the most out of any fuel system! With up to 3 dedicated high-flow modular ports and up to 12 wires. - Precision Raceworks - BMW

The Precision Raceworks Billet Tophat is a great way to get the most out of any fuel system! With up to 3 dedicated high-flow modular ports and up to 12 wires. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883053
Mfg#:
601-0316
In Stock
$305.99

This product was last offered at the strikethrough price on
01-22-2026

$299.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine BMW Shift Sleeve

ES#43688 - 23311224964 - Genuine BMW Shift Sleeve - 1st And 2nd Gear Shift Sleeve - Genuine BMW - BMW

1st And 2nd Gear Shift Sleeve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
43688
Mfg#:
23311224964
Ships on Jul 27, 2026
3% off MSRP

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

$206.99

This product was last offered at the strikethrough price on
06-27-2026

$199.99 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.

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