B&M Hi-Tek Aluminum Differential Cover for GM 8.875-inch 12-bolt Truck - Black CHEVROLET/GMC/FORD HD Damper assembly absorbs close

HD Damper assembly absorbs close to twice the stock capacity shock load

Dry Air Filter Element

or upgrade to M1 Monotube shocks for tighter handling and enhanced off-road control

Thread-In Soft Plugs - Eliminates failure-prone factory soft plugs for enhanced longevity

B&M Hi-Tek Aluminum Differential Cover for GM 8.875-inch 12-bolt Truck - Black CHEVROLET/GMC/FORD HD Damper assembly absorbs closeOur engineers designed the line of Hi Tek differential covers to not only look good but address a number of weaknesses of the factory stamped steel covers. First, they started by constructing the covers of thick A356. 0 T6 aluminum, which dissipates heat much faster than the factory steel unit keeping the fluid temperature lower under high stress loads vs. a steel cover. Then for added durability, we added a reinforced center bar for extra strength