Quote:
Originally Posted by Fenderxcore
I've also heard that if you do only a header and not the rest of the exhaust system that you can burn up your valves since you'll now have more air trying to flow out through a hole that is only meant to allow so much flow...It's the stock size for a reason...You need to expand the whole exhaust system
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is this true... if so i'll just wait a while before i install my header
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2002 Alero w/ 2.2 ecotec 5 speed
power window conversion, heated leather seats, 16" rims, high & low hids, auto dimming rear mirror, speedbuilt front and rear sway bars, poly bushings all around.
2005 Silverado 2500HD w/ 6.0l Vortec 4L80E
Tuned 6.0l, exhaust, intake, with 450000km on the odometer. Tow Rig
1985 Pontiac Trans Am GTA w/ 5.7 Vortec 700r4
mild vortec 350 with 4 speed auto. performance suspension. factory gold color. project car
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