- Excellent horsepower gains - with matching Stage 2 Tune
- Cast sections ensure maximum flow and gorgeous fit and finish
- True 76mm Throughout- Does not neck down to OE Sizing at catalyst discharge
- Direct bolt-on fitment - no modification or bending of mount brackets required
- 100% 304 stainless steel pipe construction - lifetime of worry free performance
- Thick cast turbo flange - ensures long gasket life and no leaks
- High flow 200 cell catalytic converter - full power with reduced pollution
- High quality metal matrix catalyst flows more than cheaper ceramic matrix cats
- Tuned resonator - keeps highway drone to a minimum
- Fully lined extra tough flex section will never collapse internally
- Complete Kit - includes all mounting hardware (nuts, bolts, clamps, gaskets)
Integrated Engineering
IE Performance Transmission Tune for Audi B9 A4, A5, & Q5 2.0T