- Mon May 07, 2012 11:59 pm
#304208
I've got a d15b7 I'm gettin ready to sell this fall after exhausting, 4-2-1 header, cai, intake mani, and throttle body. D15b7's sit 100 whp stock, I'm figuring Ill be at around 120- 125 whp before exhaust. Probably a little exaggerated there but what size piping would be ideal on the exhaust?
2007 Honda Civic Si