Stock for stock He's got more power than you do.Without being in the car and feeling the car,it can be anything.:/Tunes on our cars all motor is not a huge gain.Even though your tuned and he's not he might be putting out a couple more ponies than you just because he's a gen 2 powertrain.All I can say is surprise him with some forced induction or nitrous

.I supercharged mine but I'm a 5-speed.