engine Mods on a driver

[MK2 GTI REP]

allryt lads need your help here iv got a 2.0 8v gti engine to go into my replica shortly but i wana get the best out of my driver first what can  do iv got induction kit with cold air feed got full ss system can i use bigger jets or turn or tweake anythin jus want we bit mre go

[Agreeable Slick]

Searchy function.