[JCMG8]

LSA CAI. Bam, done.

 

[JCMG8]

I think you missed the NA part lol

I saw the NA.. You want 500RWHP. With LS3, it's as simple as an intake manifold swap + a few idler pullies. Or you can pull the heads for a cam and possibly drop the trans for a convertor. You will need calibration and fuel changes regrdless. .