aFe Power's new front differential cover brings performance engineering to the protection of your axle's differential. This differential cover is constructed out of durable cast aluminum with reinforced ribs and black powercoated finish with machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. This cover fits 97-18 Jeep Wranglers with Dana 30 axles. This cover has about a 2 quart lube capacity at the factory line. Built-in internal and external fins transfer heat from the fluid to the outside air for maximum cooling. This system incorporates a magnetic drain plug and 6 in. deep reach magnet to capture loose particles for maximum protection. Also included is a 1/8" NPT calibration plug that is set to the factory fluid level and clear sight glass which eliminate accidental overfilling.