This would be interesting! It's very possible to get +600whp for under $20k.
Kit and tune should go hand-in-hand.
Originally Posted by GOVCO
It would be interesting to see, ballpark of course, how much each over 600 whp M, has costs the owner. It might help me sell my bett half ...[wait]...nevermind. Bet it's over $20k mark once you factor in kit, exhaust, tune, etc.