This Maxton Design ABS rear diffuser fits the Seat Leon MK3 Cupra ST (2017-) exactly - no trimming, no fudging. It’s a single-piece, lightweight unit built for fast-road presence and track-day polish.
Direct-fit design tested on the MK3 Cupra ST chassis - no modifications needed
Made from flexible, paint- or wrap-ready ABS plastic
Includes protective film and strong adhesive (e.g. Tiger Sealant) for clean installation
