DC 4-1 header
you ain't gonna see much gains with a dc header. The stock mani is designed very well. To see gains you're gonna have to spend and get a header with larger collector and cat or go with a torque stepped design like the comptech.
The most dramatic change you'll notice will a "standard" header is increased engine compartment heat. If your looking for mild gain and want to keep oem quality, I suggest you look into a type r stck mani.
The most dramatic change you'll notice will a "standard" header is increased engine compartment heat. If your looking for mild gain and want to keep oem quality, I suggest you look into a type r stck mani.
Originally Posted by Illegal B16
I would have told you to get a type-r header instead with a 2.5 ich collector. Stainless steel with the flange and o-ring, $250!


