Location: Parker Colorado, USA, directly above the center of the earth
Dave has my car. He did a tune and measured 305 HP at the wheels. It has charge tubes, Dejon IC Solo high flow cat, and GMPP tune parts. He said it was putting down about 370 ft pounds. All after he tuned it.
Rob the Elder
Green Dragon's chief mechanic
Carol's husband for 48 years
on my '07 gxp 5MT, stock (no tune) w/ a K&N filter in the factory airbox and SOLO performance street race exhaust, i put down 238WHP and 242WTQ on a DynoDynamics. 400ft elevation, 65deg, can't remember the humidity or correction.