Mr.SpeedVampire,Please do a Complete Maintainence before doing any Mods.Simple Mods or STAGE-1 Mods are Simple-Engine Flush and Fully Synthetic Oil,.A K&N Air Filter,Free Flow Exhaust,Cold Air Intake,Spoilers,Fire Extiguisher and Finally ECU Re-map and Engine Tuning and Timing.They are Reliable and Fast but are not Cheap.Thank you