tune golf gti

Hey Everyone, I finally removed the diode and got the car tuned. I had one of the guys from DoTuning plug in and build one out. Car has been running pretty damn good. O0 However, tonight out on the highway there was these guys in a new Dodge Dart pushing me to go for it. So I take the bait and...

Tuning GTi help! Hello, i got my second car Vw Golf GTi 1.8turbo '00, and i found out it's easy to tune them, and i got like 260 euros to spend every month on the car, i want to get more horsepower and torque, and what should i tune first? should i get it chipped first? and as i forgot to...