Originally Posted by
japslapr
NOt sure of the A/R on his turbo... but that kit is capable of well more than his motor can take. Again, depending on the A/R, it's more like a 550whp setup. Not that it hasn't happened but his pistons would not take that for long, if at all. Tranny should be fine but I hate the ratio's. 1st gear is useless. People talk up these six speeds SO much... I hate em'. Trapping in 5th gear? Blah!

NO thanks.
He also mentioned not having a clutch to take the abuse of 450+.
Phil @ Element has made well over 500awhp with stock blocks and had 'em hold together.
Also, the '07 tranny has much wider gearing. 4th is good for right at 120mph, IIRC.