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 machined fins for maximum strength and styling. This cover comes with all necessary hardware for easy installation. This cover fits 18-20 Jeep Wrangler (JL) Sport Dana M186 12 bolt front 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 to capture loose particles for maximum front-end protection. Also included is a 1/8" NPT calibration plug that is set to the factory fluid level which eliminates accidental overfilling. Features & Benefits Durable Cast Aluminum Magnetic Drain Plug Captures Loose Particles Calibration Plug Set to Factory Fill Level Eliminates Overfilling Built-In External and Internal Fins Dissipate Heat Additional Attributes Axle Type: Dana M186 Color: Raw Cover Bolt Hole Quantity: 12 Cover Material: Cast Aluminum Drain Plug Included: Yes Filler Plug Included: Yes Gasket Or Seal Included: Reuse OE Mounting Hardware Included: Yes Oil Included: No Position: Front WARNING CA Proposition 65: Yes WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov