Roush 2018-2023 Ford Mustang Rear Valance Aero Foil Kit (Excl. EcoBoost/GT350)

Rear diffusers manage airflow under the vehicle to reduce drag and generate downforce at the rear axle, improving high-speed stability and traction for performance cars, track builds, and custom street machines. Available in polyurethane, fiberglass, and carbon fiber, diffusers pair with splitters and side skirts to create a complete aerodynamic package.Popular Diffuser UpgradesTop options include polyurethane OEM-style replacement diffusers for Mustang, Camaro, Challenger, and WRX platforms, aggressive three-fin and five-fin carbon fiber diffusers for track day and time attack builds, and widebody-compatible diffuser extensions for stanced and show vehicles. Many applications accept bolt-on installation using factory undercarriage mounting points without cutting or modification.Do rear diffusers improve performance or just looks?A properly designed diffuser accelerates underbody airflow to create a low-pressure zone that pulls the rear of the car toward the ground, generating rear ...

Exterior parts and accessories cover the full spectrum of exterior upgrades that improve how a vehicle looks, functions, and handles real-world conditions, from bumpers, grilles, and fenders that define the front-end character to side mirrors, running boards, mud flaps, and tonneau covers that serve practical roles in daily use and hauling. This category is the starting point for truck and SUV owners who want to expand capability and style simultaneously, adding body armor for trail protection, lighting upgrades for night driving, bed accessories for hauling, and appearance upgrades that reflect the owner's personal build direction. Sport car and performance vehicle owners browse exterior parts for body kits, lips, spoilers, diffusers, and carbon fiber panels from Anderson Composites, APR Performance, and Seibon that complete an aggressive build theme. The breadth of exterior accessories available means that virtually every exterior surface of a car, truck, or SUV can be upgraded wi...

Exterior styling upgrades transform the visual character of cars, trucks, and SUVs through body kits, spoilers, front splitters, rear diffusers, side skirts, carbon fiber hood replacements, and badge or emblem customizations that range from subtle visual edits to complete aggressive restylings. Performance builds on Jeep Grand Cherokee Trackhawk, Dodge Charger and Challenger, Dodge Durango Hellcat, Ram TRX, Chevrolet Corvette, and Camaro platforms have a deep ecosystem of vehicle-specific exterior styling components from Black Ops Auto Works, Anderson Composites, APR Performance, Seibon Carbon, Exotic Innovations, and Rebadge Design Graphics. Carbon fiber exterior components including hoods, trunks, fenders, and front lips provide genuine weight reduction alongside a premium visual statement, while ABS plastic and fiberglass alternatives serve show and street builds where weight savings are secondary to appearance. Properly matched exterior styling parts produce a cohesive, purpose-...

Shop Ford Mustang parts and accessories at Black Ops Auto Works for premium aftermarket performance parts, suspension upgrades, brake kits, exhaust systems, cold air intakes, carbon fiber body parts, lighting upgrades, fuel system components, and styling accessories. Whether you drive a classic Ford Mustang, SN95, New Edge, S197, S550, S650, Mustang EcoBoost, Mustang GT, Mach 1, Shelby GT350, Shelby GT500, or Dark Horse, this collection is built for enthusiasts who want better power, handling, braking, airflow, drivability, and aggressive styling. From daily-driven street cars to drag builds, track cars, and show cars, our selection of Ford Mustang aftermarket parts is curated for fitment, quality, and performance. Shop Ford Mustang Performance Parts by Category Browse Mustang performance parts across popular upgrade categories, including: Ford Mustang cold air intakes and intake parts Ford Mustang brake pads, brake rotors, and brake kits Ford Mustang exhaust systems, cat-back exha...

The Roush collection is a curated selection of top-quality automotive products that embody performance, style, and innovation. Whether you're a car enthusiast or just looking to enhance your vehicle, our Roush products are designed to elevate your driving experience. What We Offer Performance Parts: Boost your vehicle's horsepower and torque with Roush-engineered components. Exhaust Systems: Experience the thrill of an aggressive sound with our premium exhaust options. Body Kits: Enhance your car's aesthetics and aerodynamics with stylish body enhancements. Accessories: From decals to apparel, show off your Roush pride with our exclusive merchandise.   Why Choose Roush? Roush is synonymous with quality and performance. Our products are rigorously tested to ensure they meet the highest standards. With a rich history in motorsports, Roush delivers: Expert Engineering: Designed by professionals who understand what it takes to perform at the top level. Durability: Built to wi...