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Product Fitment:
2015-2021 Subaru WRX
2015-2021 Subaru STI
Protect your Subaru from daily wear and tear while enhancing its aggressive stance with GrimmSpeed Mudflaps, precision-designed for the 2015–2021 VA-chassis WRX and STI. Whether you're carving canyon roads or facing harsh weather conditions, these rally-inspired mudflaps deliver the protection and style your build demands.
Engineered for a perfect bolt-on fit, these flaps mount securely using factory clip locations—no drilling or permanent modifications required. Built from premium 98A Shore polyurethane, they strike the perfect balance between flexibility and strength, standing up to rocks, water, snow, and road debris without cracking, warping, or fading over time.
GrimmSpeed pairs this durable construction with 304 stainless steel brackets and black Magni-coated stainless hardware, providing a clean, corrosion-resistant installation that’s built to last. Each flap proudly features the GrimmSpeed logo in your choice of red or white, giving your Subaru a personalized touch that stands out while staying true to function.
From daily driving to spirited weekend runs, GrimmSpeed Mudflaps are engineered to protect, perform, and look good doing it.
High-durometer polyurethane construction (98A Shore) – Offers exceptional durability and impact resistance
304 stainless steel mounting brackets – Rigid, rust-resistant support for long-term reliability
Magni-coated stainless hardware with black finish – Corrosion-resistant, stealthy hardware included for all four corners
Direct bolt-on install using OEM clip locations – No cutting, drilling, or permanent modifications needed
Custom GrimmSpeed logo – Available in red or white to match your car’s aesthetic
Made to withstand daily driving, track days, and harsh climates
Front Set:
(2) Polyurethane front mudflaps
(2) Stainless steel front mounting brackets
(4) M6 U-clip nuts
(8) Fender washers
(4) M6 bolts, 10mm
(4) M6 bolts, 25mm
Rear Set:
(2) Polyurethane rear mudflaps
(2) Stainless steel rear mounting brackets
(2) License plate nuts
(2) Bolts, 12mm
(8) Fender washers
(4) M6 bolts, 10mm
(4) M6 bolts, 16mm
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