Introducing the AFE 46-70030 Street Series Differential Cover, designed for Dana #80-equipped 1999+ Super Duty and 1994-2002 Cummins trucks. Crafted from rugged die-cast A380 aluminum, this cover ensures superior durability and strength. The neodymium magnetic drain plug provides optimal gear protection, while the 1/8" NPT calibration plug, set to the factory fluid level, simplifies filling. The cover features a fully machined groove for a secure O-ring seal, ensuring a leak-free performance. Perfectly engineered for Dana #80 axles, this differential cover offers exceptional protection and reliability for your vehicle.