|
Re: Flowmaster
Quote:
|
Originally Posted by ZL1power69
cherry bombs flow good but kill ur gas mileage
|
how does a better flowing muffler hurt your mpg? doen't decrease in back pressure = increase in mpg?
__________________
2002 Firehawk (M6) http://www.youtube.com/watch?v=6XKnrV7c_Bs
F13 cam (230/232, .595/.585, 112+4 LSA) | PRC Dual Valve Springs | LS2 Timing Chain | Ported LS6 oil pump | Pacesetter LT's | TSP catted y-pipe | Flowtech cutout | LS6 intake | SLP lid | SLP cat-back | Bilstein suspension | Tuned by Mayhem Motorsports
1998 Pontiac Trans Am (A4) - SOLD
slp lid, pacesetter lts, ory, flowtech cutout, fuddle 3400 stall, B&M tranny cooler
|