That's what Mountune's clever remap and a bigger turbo from a VW Golf R will do to your GTI
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Environmentalists Would Freak Out to See a Drag Race Like This in Person - autoevolution
480HP Stage 3 VW Golf 7 R w/ LOUD Custom Exhaust! Launch Control, Revs & Accelerations!
Full Review: Volkswagen Golf GTI 380 40th Anniversary Special Edition
MK7 GTI Big Turbo Install! - First start/Revs, FBO
Volkswagen Golf GTI 40 Years review - Drive
VW Golf GTI MK7 Turned Into A 380 HP Rocketship Thanks To Mountune52