Style chooser

hey people... help me out.. i just got a brand new Proton Saga... im done doing whatever i wanna do with the exterior... u know tints, plates, n stuff like dat... i need power now.. i feel like the cars lagging... but there's one prob... the cars still under warranty and i dun wanna loose that cuz hell... i dun trust protons.. but cant afford anything better.. so any ideas ?? thanks for any replies...