Closed airbox system for added filtration and performance
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles without secondary air injection only
Replaces the factory exhaust from the downpipe back, featuring a straight-through resonator and AWE's 180 Technology® in the rear muffler section.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Serious engine oil cooling for the most demanding engines
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For custom applications only. Not a direct bolt on.
Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th Requires IS38 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.
Brand:
ES#:
4369230
Mfg#:
18TSI-IS38-2+D-U
In Stock
ON SALE!
$1714.99
This product was last offered at the strikethrough price on 05-21-2026
Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th Requires Unitronic 3 Inch Downpipe
Brand:
ES#:
4368657
Mfg#:
18TSI-IS12-2-UC
In Stock
ON SALE!
SAVE 16%
$914.99
This product was last offered at the strikethrough price on 05-21-2026
Replace the mushy rubber hose between the expansion tank and turbocharger with our Silicone Upgrade
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4500530
Mfg#:
043365LA01
In Stock
ON SALE!
SAVE 41%
$50.99
This product was last offered at the strikethrough price on 05-02-2026
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#:
4839642
Mfg#:
013907LA01-03KT
In Stock
ON SALE!
SAVE 25%
$326.99
This product was last offered at the strikethrough price on 05-02-2026
Improve your charge airflow path and reliability with our Silicone Turbo Outlet Coupler
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3071748
Mfg#:
010137ECS03-01
In Stock
ON SALE!
SAVE 35%
$48.99
This product was last offered at the strikethrough price on 05-02-2026
Flash your ECU, TCU, and add a high-flow Cobb filter to unleash the power your VW/Audi was meant to have!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
Keep your tires planted!
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#:
3537620
Mfg#:
MS100140
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.
$402.99
This product was last offered at the strikethrough price on 06-03-2026
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.
Lifetime Replacement
