03-14 cummins AFE Rear Differential Cover (Black; Pro Series); - 46-70011

aFe Power's new rear differential cover brings performance engineering to the protection of your axle's differential. This differential cover is constructed out of durable die-cast A380 aluminum with reinforced ribs and wrinkle black powder-coating for maximum strength and styling. This cover comes with all necessary hardware and includes an O-ring for a leak-free seal. The Pro Series differential covers include a oil level sight glass and deep reach magnetic dip stick for maximum protection. Note: This cover fits the AAM 14-11.5 axles, see comparison photo below for verification. 5 Quart Lube Capacity: This cover has about a 5 quart lube capacity at the factory line, factory cover holds about 4 quarts. Built-in Internal/External Fins: Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. Magnetic Drain/Fill Plug: This system incorporates a deep reach magnetic drain and fill plug to capture loose particles for maximum rear-end protection. Oil Level Sight Glass: Pre-installed large oil level sight glass with calibration plug set to the factory fluid level to eliminate overfilling. When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.