aFe 2020 Chevrolet Silverado 2500 HD Rear Differential Cover Black ; Pro Series w/ Machined Fins Engine Components>Hardware Kits - Other When you install a set

When you install a set of BBK Performance long tube exhaust headers 1633 or 16330 on your 2015 -17 Mustang GT 5

Before any design goes into production it goes through rigorous tests that simulate severe driving conditions

Rubber Grommet)

Designed with an additional leaf (included with kit) that can be exchanged or added to the pack to yield an additional 10-20% spring rate

Replaces OE 56018649AC

aFe 2020 Chevrolet Silverado 2500 HD Rear Differential Cover Black ; Pro Series w/ Machined Fins Engine Components>Hardware Kits - Other When you install a setThis cover has an increased oil capacity over stock for better performance over a longer duration. Built in internal and external fins transfer heat from the oil to the outside air for maximum cooling. This cover incorporates a magnetic drain and deep reach fill plug to capture loose particles for maximum protection. A calibration plug is set to the factory oil level to prevent overfilling. A pre installed oil level sight glass allows quick and easy