RM Engineering GT4+ Kit For TOYOTA A90 SUPRA

Ridgeline Motorsport GT4+ Aero Kit Engineered for Maximum Performance. Inspired by TOYOTA Motorsport. Proven on Track. The Ridgeline Motorsport GT4+ Kit is our ultimate aero package for the A90 platform—developed using the aesthetic foundation of the OEM A90 GT4 and evolved beyond GT4 rule-book limitations. By redesigning every component around real-world data, we’ve created a package that produces significantly increased downforce. Designed to comply with GTA Street Class and GridLife Street Mod regulations, the GT4+ Kit brings professional-level aero to the enthusiast and competitive driver alike. Proven Track Performance The whole Kit is designed to optimize performance for vehicles with bolt-on molds only. The test results are based on Road Going A90s with no weight reduction with 275/35/R18 200TW Street Tires Only. A90 Testing Results to Date: Gridlife Laguna Seca: 1:33.962 (Stock Turbo/Stock Transmission) A90 Supra Global Time Attack Finals – Buttonwillow CW13: P2 – 01:49.132 Real results. Real podiums. Real validation. Included Components GT4+ Front Lip A reinforced, GT4-inspired design that creates a sealed front plane when paired with the splitter. Can be used without the splitter, though lifespan will be reduced. GT4+ Tunneled Splitter Two-piece lip + splitter system 1-piece molded tunnel for increased downforce and rigidity Optional aluminum skid block kit (+$99) Includes all hardware; minor OEM chassis modification required GT4+ Canards For improved front-end bite and increased mid/high-speed stability. GT4+ Rear Wing Redesigned mounting solution eliminates the water-leak issue found in the OEM GT4 wing Larger foil than OEM GT4 (no GT4 rule limitations) → More rear downforce with similar aerodynamic efficiency GT4+ Hood Vent For reducing front end lift and cooling, featuring larger vent area than OEM GT4 GT4+ Roof Fin For increased rear wing efficiency Why Choose the GT4+ Kit? Inspired by TOYOTA Motorsport, engineered for maximum performance Increased downforce front and rear Balanced aero for serious track performance Legal for popular street-class time attack series Modular system—purchase as a full kit or individual components Notes Full kit recommended for best aero balance All hardware included Splitter skid blocks optional Professional installation recommended