Cobb Catted Downpipe Sti

This metal substrate cat is highly efficient allowing the exhaust to flow much easier than the factory unit ever would. The cobb tuning downpipe begins with the cad designed bellmouth that directs the air coming out of the turbo. It is a direct replacement of the highly restrictive factory downpipe and it is the result of cobbs countless hours of research and testing to deliver the consumer a product that is satisfying in power and performance.
cobb catted downpipe sti

The cobb tuning downpipe begins with the cad designed bellmouth that directs the air coming out of the turbo.

Cobb catted downpipe sti. The cobb tuning catted bellmouth downpipe has one purpose and that is to add more horsepower and torque. The design permits the air to flow with very little turbulence to the single high flow catalytic converter. This is a great upgrade because it combines smooth bends and a larger piping diameter which will result in an improved throttle response reduced turbo lag increase in both horsepower and torque all while providing an aggressive exhaust note. This metal substrate cat is highly efficient allowing the exhaust to flow much easier than the factory unit ever would.

This metal substrate cat is highly efficient allowing the exhaust to flow much easier than the factory unit ever would. The design permits the air to flow with very little turbulence to the single high flow catalytic converter. The cobb tuning downpipe begins with the cad designed bellmouth that directs the air coming out of the turbo. The design permits the air to flow with very little turbulence to the single high flow catalytic converter.

The cobb tuning downpipe begins with the cad designed bellmouth that directs the air coming out of the turbo. On this page you are looking at the cobb tuning catted bellmouth downpipe. Cobb tuning 3 stainless steel bell mouth downpipe for the 2008 14 subaru wrx and 2008 18 sti manual transmission as well as the 2005 09 subaru legacy gt outback xt manual transmission.