IMOTEPHT

I have a 1999 Trans am LS1 A4. Just wondering what I might be looking at for HP and TQ numbers with my mods.

~SLP lid
~Smooth bellow
~K&N filter
~EGR mod
~TB bypass
~TB bump stop
~Free ram air on the filter box and plastic cover below

Uno99

iTrader: (2)

Mine put down 291 at the wheels with those exact same mods.

IMOTEPHT

Did you ever run it? I got a Flowmaster muffler put on today.