so i plan on doing a res delet on my sc400 and gunna try to do it in my garage and going to buy exhaust sleves and clamps intill i get the full amount to do a full exhaust. i looked all around and keep coming up with different pipe size readings raning from 1 1/8 to 2 1/2 so i dont know which size to know. does anyone know that size of the pipe.
