Twist & Lock Aero Wheel Covers, Stealth with Window for Dual Wheel Axles 4PK

Aerodynamic Wheel Covers with a twist! Twist & Lock Aero Covers provide you with a great appearance, fuel savings, plus easy-on install and easy-off removal. Test data shows 1% to 2% fuel savings. No tools required to install and remove covers. 
Durable ABS plastic with window 
Fits 22.5" drive axle 
Sold as a set of 4. 

NOTE: Does not fit super single axles, call for application.