Invidia N1 Turbo Back Exhaust Resonated w/Catless Down Pipe - Subaru WRX/STI GD 01-07 Test Kit These rings are designed to

These rings are designed to eliminate unnecessary drag

and extensive internal volume also work together to release a myriad of turbo spools

10 & 14 Gallon RA-Series

Designed specifically for each individual application

OEM Audi 1K0615601N / 5Q0615601E

Invidia N1 Turbo Back Exhaust Resonated w/Catless Down Pipe - Subaru WRX/STI GD 01-07 Test Kit These rings are designed toINVIDIA 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