The ProFlex Commander adaptive flex fuel system allows you to start making more power and running cooler with E85.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Alleviate heat soak on the street or track.
Brand:
ES#:
4304669
Mfg#:
014579TMSKT1
In Stock
ON SALE!
SAVE 35%
$147.28
This product was last offered at the strikethrough price on 05-02-2026
Stainless Steel exhaust tip featuring a 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! Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
4039314
Mfg#:
026374TMS02-02
In Stock
ON SALE!
$89.99
This product was last offered at the strikethrough price on 05-02-2026
Genuine Bosch Motorsports EV14 fuel injectors featuring USCAR (EV6) connector matched and packaged in pack of 6 units - Minimum flow of 1600cc @ 3bar (43.5 PSI industry standard)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms NOT A DIRECT REPLACEMENT FOR FACTORY INJECTORS - For use with aftermarket port injection kits only
Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4901434
Mfg#:
049478LA03-02KT1
In Stock
ON SALE!
$272.99
This product was last offered at the strikethrough price on 05-02-2026
Stainless Steel exhaust tip featuring a 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! Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
4039315
Mfg#:
026374TMS02-10
In Stock
ON SALE!
SAVE 32%
$61.99
This product was last offered at the strikethrough price on 05-02-2026
200 psi bypass for smooth and high pressure and 1.3 GPM open flow. Choose quick connect or threaded NPT style fittings.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Right - Mirror Slash Cut Exhaust Tip - 2.5 Inlet - 3.0 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:
ES#:
4146841
Mfg#:
026732TMS02-02
In Stock
ON SALE!
SAVE 10%
$123.99
This product was last offered at the strikethrough price on 05-02-2026
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.