just wonder how much boost and or Hp a 2007 Sti can handle without causing damage - i want to get the max Hp i can get without having to build the bottom end ... thanks
How much Boost or HP can a stock bottom end Hold ...
just wonder how much boost and or Hp a 2007 Sti can handle without causing damage - i want to get the max Hp i can get without having to build the bottom end ... thanks