Invidia Down Pipe "Australian Spec" Catless - Subaru WRX/STI GD 01-07 Exhaust making it emissions and track

making it emissions and track legal

It is nearly impossible to remove the stock pulley without the correct tool

✓ 8AN male vent fitting compatibility

✓ PTFE fuel feed hose for E85 and all fuel types compatibility

Invidia Down Pipe "Australian Spec" Catless - Subaru WRX/STI GD 01-07 Exhaust making it emissions and trackINVIDIA DOWN PIPE The most restrictive component of the factory exhaust system is the down pipe which begins right after the turbocharger. Invidia Exhausts use a open bellmouth design to completely open up the exhaust flow path out of the turbocharger. This open bellmouth design combined with a larger pipe diameter and smooth bends allows the turbocharger to exhale exhaust gases with fewer restrictions and turbulence. Because of these reasons, Invidia