z28bryan02

Im going to be throwing alot of parts on the car in about a week then later on getting a dyno tune. So im wondering what the car will make both rwhp and crank hp with the following mods. how much can be gained with the tune?

SLP new design headers w/ catted y
magnaflow catback
SLP air lid
port and polished throttle body
ngk tr55 plugs
msd wires

PowershifterNC

32x rwhp

MY99TAWS6

iTrader: (3)

370rwhp with a good tune. Headers can make the ls1 run pig rich tuning is very important. Your car should put down 320 rwhp or so stock with with just the lid.

MY99TAWS6

iTrader: (3)

The above assume a dynojet. On mustang it might show like lower.