Not sure where your set-up could GAIN an additional 500 RWHP. Guess where there is a will there is a way. Wouldn't that pretty much double your numbers? I think that would take some sort of big time F/I.
It was just worded weirdly. He wants to be AT 500 rwhp.
1969 Chevy RCLB C10 350/TH400 SOLD
2007 Chevy RCSB 4.8 4x4 LS SOLD
2008 Chevy RCSB 5.3 4x4 LT SOLD
2010 Chevy CCSB 6.2 4x4 LT SOLD
2005 GMC CCLB DRW 6.6 Duramax 4x4 191,000 and counting
2013 FORD CCSB F350 6.7 Powerstroke 4x4