im not sure can plug or not to evo 2 but as far as i know if the wiring evo 2 is the same with wiring evo 3 for sure can plug in.....the function is to avoid lag problem...
HI all,
I recently got a set of forge piston with compression ratio of 9:1. I am palnning to fix it on my gti, however I am not sure the 9:1 ratio is with or without consideration of the metal gaket?