TheBryGuy said:Yes, the Tsudo header has the bung for the EGR piping and 2 bungs for O2 sensors. You might be able to make the non fouler trick work but I, and others had a hard time getting it to work. You might be stuck doing the CEL/MEL eliminator.
Rac3rX said:Dude your TOTALLY RIGHT
Im talking the OBX & Tsudo
Speaking of the 4-2-1 AWR I bet it gives less less peak Hp and its increases are lower in the rpm's as aposed to the 4-1 set ups being higher up.
4-1 > 4-2-1
nautical2086 said:what makes you say this?