Stock motor, stock 4r70w with a 3600 stall mvb, 72mm precision turbo on 5.5 psi. Made 460/470(spark blow out, not this pull) locked up. Car has made 450+ for 6 years now.
https://youtu.be/jJ7Ct_ZTGXU
https://youtu.be/jJ7Ct_ZTGXU
Sounds great!
sounds insane. 450rwhp on a stock motor through an auto must be a very fun car to drive.