Hi there anyone in chch making dump pipes for td27t terranos? thinking bout goin to 2 1/2 inch all the way threw, have a 2inch coby in place off standard muffler but didnt really make a difference, have raised boost to 14 psi and wound fuel screw, goes better but looking for bit more if possible ...

On my third terrano now this one is 93 wide body still in towny spec, lost of info on mods here its great