Injen 06-08 Golf GTi (Before May of 08) / Jetta Gti / A3 2.0T 6 Spd Polished Cold Air IntakeThe Injen SP Series Intake Systems Feature the Patent Pending MR Technology Process for Optimal Gains and a Safe A F Ratio. The Injen SP Series Intake System does not limit itself to just a Cold Air System or Short Ram System. The MR Technology process has its effects on both types. The Injen SP Series Intake is The World's First Tuned Intake System This Part Fits: Year Make Model Submodel 2006 2009 Audi A3 Base 2021 Toyota Tundra 1794 Edition 2021