Want revs huh? Just drop a PFC in it and set the rev limiter to 12,000rpm Your engine will love you for it...
Nah seriously,
* Pod
* Turbo Upgrade (hi-flow?)
* Cams
* ECU
* Fuel Setup
I wouldn't be too concerned with the weight reduction stuff... if you're aiming for 220rwkw; you'd be able to piece a setup together that will enable you to pull enough power to move that mass.