Average gain of 93 horsepower and 114 lb-ft of torque on 91 Octane
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
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
This is the complete port injection (MPI) fueling kit for MQB vehicles - Get the most out of your big-turbo MQB setup!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms *Includes Fuel Pump Kit CTS-FPK-004*
Includes a new alternator, power steering and crank pulley that allows you to use a stock belt.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation
Brand:
ES#:
420
Mfg#:
MK44CPK
In Stock
ON SALE!
SAVE 20%
$304.99
This product was last offered at the strikethrough price on 06-13-2026
Closed airbox system for added filtration and performance
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with secondary air injection only
Designed for the daily-driven, weekend track warrior - Rated at 375 ft/lbs
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use with LUK factory or South Bend SBCF70614 flywheels Does not include flywheel
Safely unlock the full potential of your Audi 8V.5 RS3 or 8S TTRS with this upgrade kit. This allows you to safely run full E85 fuel with accompanying software tuning.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This upgrade can only be performed with the car at ECS Tuning's location in Ohio
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! This upgrade must be performed at ECS Tuning's facility in Ohio. See up to 290hp/320lb-ft This upgrade can only be performed with the car present at our facility.
Specially designed for up to 350% more fuel than the factory fuel pump and all options are 100% E85 compliant.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.
Lifetime Replacement
