Quote:
Originally Posted by LS1crazy01  Just go duals, even a 2 1/2" setup will flow better then a 4" Y pipe set up. |
Are you sure? One 4" pipe has almost 22% more area than two 2.5" pipes together, and only about 12% less area than two 3" pipes. Something tells me that a 3" y pipe that merges with a single 4" pipe would outflow 2.5" duals.