1999-2013 GMC Sierra Trucks V8 (9.5-14 Bolt) Rear Differential Cover, Machined Fins; Pro Series

aFe Power's new rear differential cover brings performance engineering to the protection of your axle's differential. This differential cover is constructed out of durable A356-T6 cast aluminum with reinforcing ribs for maximum strength. Mounting hardware is included for a hassle-free installation. An oil level sight glass and calibration plug set to the factory level prevents overfilling of the differential. A magnetic drain plug and a deep reach magnetic fill plug are provided for maximum protection. This cover is finished in black powder-coating with machined fins for a distinctive look.

4 Quart Gear Oil Capacity:
This cover has about a 4 quart gear oil capacity at the factory fill level, factory cover holds about 3 quarts.

Built-in External Fins:
Built-in external fins transfer heat from the fluid to the outside air for maximum cooling.

Magnetic Drain/Fill Plug:
This system incorporates a magnetic drain and deep reach fill plug that captures loose particles for maximum rear-end protection.

Oil Level Sight Glass:
Large oil level sight glass with 1/8'' NPT calibration plug set to the factory fluid level to eliminate overfilling.

When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.