HECASA Vortex Generator Universal Shark Fins Diffuser Air Foils Compatible with Suvs, Trucks, Trailer, RV Stick-on White Spoiler Wings 80Pcs

Cost-effective: The vortex generators will create vortices several meters long keeps the airflow under control and limits it from becoming turbulent, ultimately reducing wind resistance and drag, resulting in improved fuel efficiency.

Fitment: The vortex generators are intended to be suitable for a broad range of trucks, trailers, SUV, Cube Vans and RVs. Approximately 80 fins are needed per truck or trailer, 90 fins are needed for trucks or trailers with lower skirting, and 50 fins are required for RVs.

Package & Installation: Initially, select a spot for installation that is near the back edge of the vehicle. Then ensure that the installation area is warm, clean, dry, and level. Affix 3 fins per foot and one fin every 4 inches in the center using adhesive tape. Note: Mounting hardware is included, No instruction.

Sturdy Material: Crafted from top-grade, weather-resistant PP plastic, the shark fins are made to endure the challenges of long-distance trucking. Each fins 4.6" long x 3.1" wide x 1" high. The surface is white, so you can paint it to your desired color according to the body style.

Enhanced Stability: The shark fins will also keep the truck steady when driving at high speeds or in strong winds, ultimately enhancing driving safety and performance.