Invidia Down Pipe "Australian Spec" Catless - Subaru WRX/STI GD 01-07 Exhaust 32% HP / +17

32% HP / +17

What Makes Radium FPDs Unique

making it emissions and track legal

Select Radium fuel pump hangers

Ideal for Subaru BRZ ZD8 and Toyota GR86 ZN8 builds requiring high-flow fuel delivery for naturally aspirated or forced induction applications

Invidia Down Pipe "Australian Spec" Catless - Subaru WRX/STI GD 01-07 Exhaust 32% HP / +17INVIDIA 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