Hi all!
This is Breth from switzerland!
I wanna ask. what turbo shoud be the best to making 550whp? I have a FFIM, 550-injectors, MK4-Fuelpump, Boostcontroller, T4-Manifold, 3" Exhaust with open wastgate. the Parts are not install yet, i built-up a complete Engine and wanna swap-it then in...