MST VAG 2.0 TSI & 1.8 TSI Performance Induction Kit (Audi S3 8V, Golf R/GTI & more)The high performance MST air intake kit for the VW Golf mk7 GTI & R, Audi S3, Seat Leon & Skoda Octavia VRS, equipped with the 1. 8 & 2. 0 TSI engines, offers increased air flow and induction noise over the standard restrictive air box. Whether this kit is being installed to a standard vehicle or to an already tuned vehicle, you can be sure of the positive performance gains this will deliver. Included in the kit is a series of high quality components