2.4 intake manifold and header/downpipe
so what kind of gains could i expect with the 2.4l intake manifold and a header/downpipe combo?
also what would the prices probably be?
i'm 17 so money doesn't come too easy
2008 Blue Cobalt LS coupe
Mods: Sport shifter, keyless entry, shorty antenna, tinting -35% front 5% back-, airbox mod and a little intake work, spark plugs indexed, a custom cat-back, a custom license plate, and Eibach Sportlines (yeaa boi!)
Fututre Mods (in order): darker front tinting, header and dp, all sitting on 17's