Single N1 Cat Back Exhaust - Subaru WRX 09-21/STI 08-21/FXT 08-18 (Sedan Only) 22+ WRX The goal is to design

The goal is to design a system that sounds great

Hole spacing 78mm centre to centre

Reduced bends for better exhaust flow

>INVIDIA N1 CAT BACK EXHAUST

Single N1 Cat Back Exhaust - Subaru WRX 09-21/STI 08-21/FXT 08-18 (Sedan Only) 22+ WRX The goal is to designINVIDIA N1 CAT BACK EXHAUST Full power. Full flow. Full volume. Blending performance and price, the Invidia N1 Exhaust is a modern interpretation of the classic N1 racing style exhaust. Invidia N1 Exhaust Systems feature cannon style mufflers for maximum flow and minimised back pressure, resulting in significant mid to top end power gains. From start to finish the Invidia N1 Exhaust Systems are designed with performance in mind with the exhaust route