Plug & play power — gain up to 100 horsepower on a stock car!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For F-Chassis Vehicles w/ Type-A Harness Only; Not for sale or use in California For vehicles with a Type-A Harness only (See Photos for more details)
Engineered to reach 500+whp and built with durability in mind. Includes refundable $500 core charge.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with electronic waste gate (EWG) For vehicles with production date from 07/2013
90lb/hr 950cc per minute set of 6 fuel injectors
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For Custom Applications - Will require additional tuning or modifications. NOT DIRECT DROP IN!
Brand:
ES#:
4488474
Mfg#:
16U-00-0090-6
Ships in 1-2 days
$524.99
This product was last offered at the strikethrough price on 06-15-2026
More flow for less restrictions, don't let your exhaust be the weak point of power
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Eliminate exhaust restrictions and give your BMW's exhaust a smoother, louder and sportier sound
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! For 2020-2023 model years only with the S63 engine - Does not fit 2024+ models with the S68 engine
Brand:
ES#:
4685736
Mfg#:
D660-0092
Ships in 2 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.
$1383.99
This product was last offered at the strikethrough price on 06-18-2026
The Famous Euro Only M3 CSL Intake, redesigned for maximum air intake. Constructed & Finished entirely in matte Carbon
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4158954
Mfg#:
003313TMS0102KT2
In Stock
ON SALE!
SAVE 20%
$2549.99
This product was last offered at the strikethrough price on 06-13-2026
The Famous Euro Only M3 CSL Intake, redesigned for maximum air intake. Constructed & Finished entirely in Gloss Carbon Fiber
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4158952
Mfg#:
003313TMS01-02KT
Ships in 7 Business Days
ON SALE!
SAVE 20%
$2549.99
This product was last offered at the strikethrough price on 06-13-2026
Plug & play power — gain up to 100 horsepower on a stock car!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For F-Chassis Vehicles w/ Type-B Harness Only; Not for sale or use in California For vehicles with a Type-B Harness only (See Photos for more details)
The 5150 AutoSport Pro-Series Turbo Build Kit is made for high horsepower and turbocharged performace.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Are you bored of E39's factory exhaust? If you want to hear more of your M62 but don't want to break the bank, the Turner Muffler delete is the perfect solution!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! If installing tips, M-sport bumper fitment only.
Improve your cooling performance for lower air intake temperatures!
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:
ES#:
4758352
Mfg#:
D780-0003
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$483.99
This product was last offered at the strikethrough price on 06-18-2026
Capable of supporting 900+ WHP with supporting modifications - Includes a refundable $1800 core charge
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Aluminum fan shroud with 16" slim electric fan, NPT & Probe sensor, and all necessary wiring!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Designed with a NPT & Probe sensor that replaces your factory radiator sensor
A popular upgrade for forced induction engines to increase fuel flow
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!
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.
Lifetime Replacement
