2G FUEL SAVER™ Vortex Generators GAIN Speed 8% Economy Reduce Drag Racing Tuning Roof Wing Diffuser Real World Tested 18 Shark Fin Kit Spoiler Automotive Exterior Accessories

Grayden & Gails 2G FUEL SAVER has Optimized angles, position, and location

5 Years of testings shown to improve Sedan Economy up to 8% SUV’s and Pickup trucks with canopies Up to 5% and Big Rig tractor trailers up to 5%

Universal Fit 9 piece set peel and stick for ease to install. Impact resistant plastic conforms to the curved surfaces of different vehicles roofs. Installation instructions for optimal results included

80% more fin energy with our 9 piece set gives you 18 fins for easier installation for complete coverage

Save upto $160/yr based on Sedan, 20,000 miles a year, $4/gallon.