Hey guys,

Im looking for someone who can add pop and bang to some of my friends cars.
Right now for a Golf 5 1.6Fsi 2004 (115hp) and an Audi A3 8L 1.8T 2002 (180hp).
And maby explain a bit how it's done as i would like to learn how to do this in the future.

Please pm me :) thanks!