Banks Power | 1985-2024 Ford Sterling Axle 12-Bolt With 10.25 / 10.5 Ring Gear Ram-Air Differential Cover

Banks Ram-Air® differential cover extends lubrication life and retains fuel economy. Thanks to its superior fluid and aerodynamics, the Ram-Air® Cover out-performs stock and flat-back high-capacity covers and does so with less lubricant. Increased distance between service intervals and less lubricant means you'll save money while extending gear life. Key Features New patented design features Ram-Air scoops for fastest cooling Provides cold high velocity air, overcoming “dead air zone” behind differential Scoops force air up and into massive heat radiation fins Engineered to break-away if snagged on an obstacle Banks cools 5X better than flat-back covers in on-road towing tests over the same road, same weather, operator and vehicle Cools 118% better than flat-backs in 200hp 60mph sustained tests Dry-mount high-pressure silicone O-ring seal. No messy RTV clean! Internal fins transfer heat through the cover into the external fins Clears spare tire heat shield, Panhard bars and ot