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mkv speed3 giac tune

  1. VW GTI MKV Vs. THE COMPETITION (general discussion
    Hey all, my first post here. My buddy drives an 09 speed3 with a full cold air intake and sway bar and i thought I'd share some comparisons. I drive an 06 gti, full K&N cold air intake, stage 1 GIAC ecu tune. We've done freeway pull after freeway pull from 40mph, and it's so close it's just...
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