RS3 Ultra-Performance Valved Catback Exhaust System - Satin Black Tips
The IE 304L Stainless system features a massive 3.5" straight-through center pipe that splits to dual 3" pipes out the back with the valves open - This is enough flow to power even the largest turbo setups!
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
*To be used with factory downpipe (Includes IE Y-pipe adapter to mate with factory downpipe - IEEXCQ3 / ES4159135)
*To be used with factory downpipe (Includes IE Y-pipe adapter to mate with factory downpipe - IEEXCQ3 / ES4159135)
Brand:
ES#:
4159140
Mfg#:
IEEXCQ4KT
Upgraded Crank Bolt
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Brand:
ES#:
4672316
Mfg#:
ARP-06A-02
When it comes to unlocking the true potential of your Audi, Volkswagen, BMW, or other European performance vehicle, Integrated Engineering is your go-to brand for high-performance parts and upgrades. Available at ECS Tuning, Integrated Engineering offers a wide range of engine components, turbochargers, intake systems, exhaust systems, and performance software, all designed to deliver exceptional performance gains, reliability, and precision engineering. Whether you're looking to boost horsepower, improve throttle response, or enhance overall vehicle performance, Integrated Engineering has the perfect solution for your needs.