hi all took my tubby on the rolling road today she is standard apart from exhaust single exit wide bore that was on when she was imported, she is currently running at 197.7 hp. they have suggested that if i do a few rev 3 upgrades i could increase it to over 300 hp, a rev 3 ecu, get rid of air flow meter rev 3 turbo what else do you suggest before i go for the remap 