Invidia N1 Sigle Exit 4" Titanium Tip Cat Back Exhaust For 02-07 Subaru WRX/STI 1997-1998 SAE FOG: It provides an

SAE FOG: It provides an extremely wide field of view

Maximum clamping force prevents head gasket failures

but now with the ability to configure for full recirc

This block-off plate features a billet aluminum construction with a built-in o-ring gasket to ensure a perfect fit and a leak-free seal

Invidia N1 Sigle Exit 4" Titanium Tip Cat Back Exhaust For 02-07 Subaru WRX/STI 1997-1998 SAE FOG: It provides anINVIDIA N1 CAT BACK EXHAUST 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 minimized 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 carefully selected to ensure minimal