An all stock 2002 WRX comes in around 180HP on our dyno. This one with full exhaust, intake, and RRE 3 port finished at 245 and 266 lbft of torque at 17psi peak after our tune.
That is a pretty damned good tune. That’s about the same power as a stock 2011 STI. Wow!
Post by Road Race Engineering (official).