The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles from the 2021 model year only.
Engineered for seamless integration within the engine bay and improves the performance, look and sound of your vehicle.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Preserve & maintain your air filter for a lifetime like it was designed to be used
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 4.5" Base OD / 6" Filter Height / 3.5" Top OD
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3697634
Mfg#:
003675ECS03-02
In Stock
ON SALE!
SAVE 25%
$58.99
This product was last offered at the strikethrough price on 06-13-2026
Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4839641
Mfg#:
013907LA01-01KT
Back Ordered
ON SALE!
SAVE 25%
$333.99
This product was last offered at the strikethrough price on 06-13-2026
Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles without a MAF sensor
Kit includes vacuum T fittings, vacuum line, and one way check valve
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2515457
Mfg#:
51731257971KT
In Stock
ON SALE!
SAVE 16%
$53.99
This product was last offered at the strikethrough price on 03-03-2026
All engine performance begins with engine breathing. That's why we have a large inventory of stock and performance intake manifolds, and related intake manifold parts, including MAF sensors, intake hoses, cold air intake systems, and engine air filters for both normally aspirated and forced induction engines. To perform it's best, your engine needs to breathe clean and breathe free.
Lifetime Replacement
