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BMW E90 M3 S65 4.0L

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BMW E90 M3 S65 4.0L Performance Engine Parts

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E9X M3 AFe MagnumFORCE Pro 5R Carbon Fiber Air Intake

ES#2748620 - 54-31662-C - E9X M3 AFe MagnumFORCE Pro 5R Carbon Fiber Air Intake - Protect your engine and improve air flows for increased performance - AFE - BMW

Protect your engine and improve air flows for increased performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
2748620
Mfg#:
54-31662-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.

$710.00

This product was last offered at the strikethrough price on
07-08-2026

$568.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner 4" Universal Double Wall Exhaust Tip W/ Polished Black Chrome Finish

ES#4464689 - 026374TMS02-08 - Turner 4" Universal Double Wall Exhaust Tip W/ Polished Black Chrome Finish - Stainless Steel exhaust tip featuring a 3.0 Inlet & a 4.0" Double Wall, Slant Cut Outlet - Turner Motorsport - BMW

Stainless Steel exhaust tip featuring a 3.0 Inlet & a 4.0" Double Wall, Slant Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4464689
Mfg#:
026374TMS02-08
Ships on Oct 29, 2026
Auto Notify
ON SALE!
$95.99

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

$91.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pro Dry S Air Filter

ES#518245 - 11-10119 - Pro Dry S Air Filter - Higher flow, higher performance - oil-free, washable and reuseable! - AFE - BMW

Higher flow, higher performance - oil-free, washable and reuseable! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
518245
Mfg#:
11-10119
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.

$167.50

This product was last offered at the strikethrough price on
07-08-2026

$134.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BLACKLINE Performance Washer Fluid Cap - Red

ES#4465195 - E9XWFC-R - BLACKLINE Performance Washer Fluid Cap - Red - Upgrade with the brand new BLACKLINE Performance Washer Fluid Cap - Goldenwrench Supply Co - BMW MINI

Upgrade with the brand new BLACKLINE Performance Washer Fluid Cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Goldenwrench Supply Co - Corporate Logo
ES#:
4465195
Mfg#:
E9XWFC-R
In Stock
$47.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel-It! 650HP S65 E9X BMW M3 LPFP Upgrade - w/ 4PSI Hobbs Switch

ES#4690529 - FIS65M3LPFP - Fuel-It! 650HP S65 E9X BMW M3 LPFP Upgrade - w/ 4PSI Hobbs Switch - Upgrade your fueling system to support your High Horsepower build! - Fuel-It! - BMW

Upgrade your fueling system to support your High Horsepower build! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuel-It! - Corporate Logo
ES#:
4690529
Mfg#:
FIS65M3LPFP
Back Ordered
$514.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Nozzle - 14GPH

ES#4505337 - SN0-N1400 - Water/Methanol Nozzle - 14GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Snow Performance Hyper-Sonic water-methanol injection nozzle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4505337
Mfg#:
SN0-N1400
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Nozzle - 10GPH

ES#4376610 - SN0-N1000 - Water/Methanol Nozzle - 10GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Snow Performance Hyper-Sonic water-methanol injection nozzle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4376610
Mfg#:
SN0-N1000
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up

4.0" Black Chrome Swivel Exhaust Tips - Set of 4

ES#4901436 - 049478LA01-02KT1 - 4.0" Black Chrome Swivel Exhaust Tips - Set of 4 - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 4.0" Double Wall, Angle Cut Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4901436
Mfg#:
049478LA01-02KT1
In Stock
ON SALE! SAVE 10%
$279.99

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

$251.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Dual Nozzle Upgrade Stainless Steel Braided Line

ES#4212781 - SN0-40040-BRD - Water/Methanol Dual Nozzle Upgrade Stainless Steel Braided Line - Install and additional water/methanol nozzle in any WMI system! - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Install and additional water/methanol nozzle in any WMI system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4212781
Mfg#:
SN0-40040-BRD
In Stock at Vendor
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler

ES#5457426 - UVM63MMTSTYLEX1 - Universal T-Style Valved Muffler Kit - Single Inlet / Dual Outlet - 2.5" (63mm) - 1 Muffler - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457426
Mfg#:
UVM63MMTSTYLEX1
Ships in 1 Business Day
$499.99 USD
Free Shipping

BMS Billet Water/Methanol Injection Tank Cap With Safety Check Valve

ES#4714530 - BMSWMITC - BMS Billet Water/Methanol Injection Tank Cap With Safety Check Valve - The Burger Motorsports custom billet Water/Methanol Injection (WMI) cap includes an integrated heavy-duty check valve to let much-needed air in and prevent dangerous WMI vapor/fumes and liquid from getting out! - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The Burger Motorsports custom billet Water/Methanol Injection (WMI) cap includes an integrated heavy-duty check valve to let much-needed air in and prevent dangerous WMI vapor/fumes and liquid from getting out! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714530
Mfg#:
BMSWMITC
In Stock
$59.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AFe Power Pulley

ES#2532824 - 79-10002 - AFe Power Pulley - Bolt-on performance in minutes! - AFE - BMW

Bolt-on performance in minutes! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 05/2008+ & a counterclockwise rotating Power Steering Pump

Brand:
AFE - Corporate Logo
ES#:
2532824
Mfg#:
79-10002
Ships in 1 Business Day
20% off MSRP

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

$585.00

This product was last offered at the strikethrough price on
01-28-2026

$468.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium Exhaust Wrap - 2" X 25'

ES#3022276 - HEA-WRAPKIT-25 - Titanium Exhaust Wrap - 2" X 25' - Designed to handle continuous temperatures up to 1,800F - Prosport Performance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle continuous temperatures up to 1,800°F affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Prosport Performance - Corporate Logo
ES#:
3022276
Mfg#:
HEA-WRAPKIT-25
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Macht Schnell Stage 2 Intake Charge Kit - E9X M3

ES#3060373 - 19.92.014 - Macht Schnell Stage 2 Intake Charge Kit - E9X M3 - Macht Schnell has developed a proven intake system that compliments the already efficient M3 air box - Macht Schnell - BMW

Macht Schnell has developed a proven intake system that compliments the already efficient M3 air box affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Macht Schnell - Corporate Logo
ES#:
3060373
Mfg#:
19.92.014
Special Order: No Guaranteed ETA
$449.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Purple Ice - 12oz

ES#2793046 - 01600 - Purple Ice - 12oz - High performance coolant conditioner - Royal Purple - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High performance coolant conditioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Royal Purple - Corporate Logo
ES#:
2793046
Mfg#:
01600
Ships in 5 Business Days
$12.99 USD
Free Shipping
on orders $49 and up

Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless

ES#4146850 - 026732TMS06-17 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless - Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Turner Motorsport - BMW MINI

Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146850
Mfg#:
026732TMS06-17
In Stock
ON SALE! SAVE 53%
$149.99

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

$70.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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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