Invidia Down Pipe "Australian Spec" Catless - Subaru WRX/STI GD 01-07 Exhaust Piping Finish: NIckel Coated

Piping Finish: NIckel Coated

What Makes Radium FPDs Unique

Select Radium fuel pump hangers

NOTE: Due to Australian vehicles having different down pipe lengths from MY01-MY07

Invidia Down Pipe "Australian Spec" Catless - Subaru WRX/STI GD 01-07 Exhaust Piping Finish: NIckel CoatedINVIDIA 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