aFe Power Pro Series Rear Differential Cover afe46-71060B for GM Diesel and Gas Trucks

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 cast aluminum with reinforced ribs for maximum strength. This cover comes with all necessary hardware for easy installation. Pro Series differential covers include an oil level sight glass and magnetic deep reach fill plug. This cover is finished with black powder-coating and machined fins for a distinctive look. Increased Oil Capacity: This cover has an increased oil capacity over stock for better performance over a longer duration. Built-in Internal/External Fins: Built-in internal and external fins transfer heat from the oil to the outside air for maximum cooling. Magnetic Plugs: This system incorporates a magnetic drain and deep reach fill plug to capture loose particles for maximum protection. Calibration Plug: Calibration plug set to the factory oil level to eliminate overfilling. Oil Level Sight Glass: A pre-installed oil level sight glass allows quick and easy oil inspection. When it comes to engineering for power, performance, protection and value, aFe Power is the only choice. Pro Series Rear Differential Cover Black w/ Machined Fins GM Diesel Trucks 01-19 V8-6.6L (td) LB7/LLY/LBZ/LMM/LML/L5P

• Calibration Plug Set to Factory Fill Level Eliminates Overfilling
• Magnetic Drain and Fill Plugs Capture Loose Particles
• Built-In External and Internal Fins Dissipate Heat
• Oil Level Sight Glass for Quick/Easy Inspection
• Durable Cast Aluminum

Upgrade axle protection and differential cooling with the aFe Power Pro Series Rear Differential Cover, part number afe46-71060B. Designed for select GM diesel and gas trucks, this cast aluminum cover combines durable construction with performance-focused features to help protect differential components during demanding towing, hauling, and off-road use. Its black powder-coated finish with machined cooling fins provides a clean, distinctive appearance while supporting long-term durability.

The aFe Power Pro Series cover increases oil capacity over the factory cover to help support improved lubrication and performance over extended service intervals. Built-in internal and external fins transfer heat from the differential oil to the surrounding air, helping manage operating temperatures. A pre-installed oil level sight glass allows quick visual inspection, while the calibration plug is set to the factory oil level to help prevent overfilling. Magnetic drain and deep-reach fill plugs capture loose metal particles for added protection, and the included installation hardware simplifies installation.

Key specifications and technical data:

• Brand: aFe Power
• Part Number: afe46-71060B
• Product Type: Rear differential cover
• Series: Pro Series
• Material: Cast aluminum
• Finish: Black powder coating with machined fins
• Application: Select GM diesel and gas truck rear differentials
• Engine Coverage: Select 6.6L V8 diesel, 8.1L V8 gas, and 6.0L V8 gas applications

What's included: One aFe Power Pro Series rear differential cover, magnetic drain plug, deep-reach magnetic fill plug, calibration plug, oil level sight glass, and necessary installation hardware. Fitment includes select Chevrolet Silverado 2500 HD and Silverado 3500 HD trucks, including listed 2004, 2007, and 2010 applications. Verify the vehicle year, engine, axle configuration, and differential compatibility before ordering.

Features:

• Increased Oil Capacity: Holds more differential fluid than the factory cover to support lubrication and performance during extended operation.
• Built-In Internal and External Fins: Transfers heat from the differential oil to the outside air to help manage operating temperatures.
• Magnetic Drain and Fill Plugs: Captures loose metal particles for added differential protection and cleaner fluid service.
• Oil Level Sight Glass and Calibration Plug: Provides quick oil inspection, while the factory-level calibration plug helps reduce the risk of overfilling.

Fitments:
2001 Chevrolet Silverado 2500 Base
2001 Chevrolet Silverado 2500 LS
2001 Chevrolet Silverado 2500 LT
2001 Chevrolet Silverado 2500 HD Base
2001 Chevrolet Silverado 2500 HD LS
2001 Chevrolet Silverado 2500 HD LT
2001 Chevrolet Silverado 3500 Base
2001 Chevrolet Silverado 3500 LS
2001 Chevrolet Silverado 3500 LT
2001 GMC Sierra 2500 HD SL
2001 GMC Sierra 2500 HD SLE
2001 GMC Sierra 2500 HD SLT
2001 GMC Sierra 3500 SL
2001 GMC Sierra 3500 SLE
2001 GMC Sierra 3500 SLT
2002 Chevrolet Silverado 2500 Base
2002 Chevrolet Silverado 2500 LS
2002 Chevrolet Silverado 2500 LT
2002 Chevrolet Silverado 2500 HD Base
2002 Chevrolet Silverado 2500 HD LS
2002 Chevrolet Silverado 2500 HD LT
2002 Chevrolet Silverado 3500 Base
2002 Chevrolet Silverado 3500 LS
2002 Chevrolet Silverado 3500 LT
2002 GMC Sierra 2500 HD Base
2002 GMC Sierra 2500 HD SL
2002 GMC Sierra 2500 HD SLE
2002 GMC Sierra 2500 HD SLT
2002 GMC Sierra 3500 Base
2002 GMC Sierra 3500 SL
2002 GMC Sierra 3500 SLE
2002 GMC Sierra 3500 SLT
2003 Chevrolet Silverado 2500 Base
2003 Chevrolet Silverado 2500 LS
2003 Chevrolet Silverado 2500 LT
2003 Chevrolet Silverado 2500 HD Base
2003 Chevrolet Silverado 2500 HD LS
2003 Chevrolet Silverado 2500 HD LT
2003 Chevrolet Silverado 2500 HD WT
2003 Chevrolet Silverado 3500 Base
2003 Chevrolet Silverado 3500 LS
2003 Chevrolet Silverado 3500 LT
2003 GMC Sierra 2500 HD Base
2003 GMC Sierra 2500 HD SLE
2003 GMC Sierra 2500 HD SLT
2003 GMC Sierra 2500 HD WT
2003 GMC Sierra 3500 Base
2003 GMC Sierra 3500 SLE
2003 GMC Sierra 3500 SLT
2004 Chevrolet Silverado 2500 Base
2004 Chevrolet Silverado 2500 LS
2004 Chevrolet Silverado 2500 LT
2004 Chevrolet Silverado 2500 WT
2004 Chevrolet Silverado 2500 HD Base
2004 Chevrolet Silverado 2500 HD LS
2004 Chevrolet Silverado 2500 HD LT
2004 Chevrolet Silverado 2500 HD WT
2004 Chevrolet Silverado 3500 Base
2004 Chevrolet Silverado 3500 LS
2004 Chevrolet Silverado 3500 LT
2004 Chevrolet Silverado 3500 WT
2004 GMC Sierra 2500 HD Base
2004 GMC Sierra 2500 HD SLE
2004 GMC Sierra 2500 HD SLT
2004 GMC Sierra 2500 HD WT
2004 GMC Sierra 3500 Base
2004 GMC Sierra 3500 SLE
2004 GMC Sierra 3500 SLT
2004 GMC Sierra 3500 WT
2005 Chevrolet Silverado 2500 HD Base
2005 Chevrolet Silverado 2500 HD LS
2005 Chevrolet Silverado 2500 HD LT
2005 Chevrolet Silverado 2500 HD WT
2005 Chevrolet Silverado 3500 Base
2005 Chevrolet Silverado 3500 LS
2005 Chevrolet Silverado 3500 LT
2005 GMC Sierra 2500 HD Base
2005 GMC Sierra 2500 HD SLE
2005 GMC Sierra 2500 HD SLT
2005 GMC Sierra 2500 HD WT
2005 GMC Sierra 3500 Base
2005 GMC Sierra 3500 SLE
2005 GMC Sierra 3500 SLT
2005 GMC Sierra 3500 WT
2006 Chevrolet Silverado 2500 HD LS
2006 Chevrolet Silverado 2500 HD LT
2006 Chevrolet Silverado 2500 HD WT
2006 Chevrolet Silverado 3500 LS
2006 Chevrolet Silverado 3500 LT
2006 Chevrolet Silverado 3500 WT
2006 GMC Sierra 2500 HD SL
2006 GMC Sierra 2500 HD SLE
2006 GMC Sierra 2500 HD SLT
2006 GMC Sierra 2500 HD WT
2006 GMC Sierra 3500 SL
2006 GMC Sierra 3500 SLE
2006 GMC Sierra 3500 SLT
2006 GMC Sierra 3500 WT
2007 Chevrolet Silverado 2500 HD LT
2007 Chevrolet Silverado 2500 HD LTZ
2007 Chevrolet Silverado 2500 HD WT
2007 Chevrolet Silverado 2500 HD Classic LS
2007 Chevrolet Silverado 2500 HD Classic LT
2007 Chevrolet Silverado 2500 HD Classic WT
2007 Chevrolet Silverado 3500 HD LT
2007 Chevrolet Silverado 3500 HD LTZ
2007 Chevrolet Silverado 3500 HD WT
2007 GMC Sierra 2500 HD SLE
2007 GMC Sierra 2500 HD SLT
2007 GMC Sierra 2500 HD WT
2007 GMC Sierra 2500 HD Classic SL
2007 GMC Sierra 2500 HD Classic SLE
2007 GMC Sierra 2500 HD Classic SLT
2007 GMC Sierra 2500 HD Classic WT
2007 GMC Sierra 3500 Classic SL
2007 GMC Sierra 3500 Classic SLE
2007 GMC Sierra 3500 Classic SLT
2007 GMC Sierra 3500 Classic WT
2007 GMC Sierra 3500 HD SLE
2007 GMC Sierra 3500 HD SLT
2007 GMC Sierra 3500 HD WT
2008 Chevrolet Silverado 2500 HD LT
2008 Chevrolet Silverado 2500 HD LTZ
2008 Chevrolet Silverado 2500 HD WT
2008 Chevrolet Silverado 3500 HD LT
2008 Chevrolet Silverado 3500 HD LTZ
2008 Chevrolet Silverado 3500 HD WT
2008 GMC Sierra 2500 HD SLE
2008 GMC Sierra 2500 HD SLT
2008 GMC Sierra 2500 HD WT
2008 GMC Sierra 3500 HD SLE
2008 GMC Sierra 3500 HD SLT
2008 GMC Sierra 3500 HD WT
2009 Chevrolet Silverado 2500 HD LT
2009 Chevrolet Silverado 2500 HD LTZ
2009 Chevrolet Silverado 2500 HD WT
2009 Chevrolet Silverado 3500 HD LT
2009 Chevrolet Silverado 3500 HD LTZ
2009 Chevrolet Silverado 3500 HD WT
2009 GMC Sierra 2500 HD SLE
2009 GMC Sierra 2500 HD SLT
2009 GMC Sierra 2500 HD WT
2009 GMC Sierra 3500 HD SLE
2009 GMC Sierra 3500 HD SLT
2009 GMC Sierra 3500 HD WT
2010 Chevrolet Silverado 2500 HD LT
2010 Chevrolet Silverado 2500 HD LTZ
2010 Chevrolet Silverado 2500 HD WT
2010 Chevrolet Silverado 3500 HD LT
2010 Chevrolet Silverado 3500 HD LTZ
2010 Chevrolet Silverado 3500 HD WT
2010 GMC Sierra 2500 HD SLE
2010 GMC Sierra 2500 HD SLT
2010 GMC Sierra 2500 HD WT
2010 GMC Sierra 3500 HD SLE
2010 GMC Sierra 3500 HD SLT
2010 GMC Sierra 3500 HD WT
2011 Chevrolet Silverado 2500 HD LT
2011 Chevrolet Silverado 2500 HD LTZ
2011 Chevrolet Silverado 2500 HD WT
2011 Chevrolet Silverado 3500 HD LT
2011 Chevrolet Silverado 3500 HD LTZ
2011 Chevrolet Silverado 3500 HD WT
2011 GMC Sierra 2500 HD Denali
2011 GMC Sierra 2500 HD SLE
2011 GMC Sierra 2500 HD SLT
2011 GMC Sierra 2500 HD WT
2011 GMC Sierra 3500 HD Denali
2011 GMC Sierra 3500 HD SLE
2011 GMC Sierra 3500 HD SLT
2011 GMC Sierra 3500 HD WT
2012 Chevrolet Silverado 2500 HD LT
2012 Chevrolet Silverado 2500 HD LTZ
2012 Chevrolet Silverado 2500 HD WT
2012 Chevrolet Silverado 3500 HD LT
2012 Chevrolet Silverado 3500 HD LTZ
2012 Chevrolet Silverado 3500 HD WT
2012 GMC Sierra 2500 HD Denali
2012 GMC Sierra 2500 HD SLE
2012 GMC Sierra 2500 HD SLT
2012 GMC Sierra 2500 HD WT
2012 GMC Sierra 3500 HD Denali
2012 GMC Sierra 3500 HD SLE
2012 GMC Sierra 3500 HD SLT
2012 GMC Sierra 3500 HD WT
2013 Chevrolet Silverado 2500 HD LT
2013 Chevrolet Silverado 2500 HD LTZ
2013 Chevrolet Silverado 2500 HD WT
2013 Chevrolet Silverado 3500 HD LT
2013 Chevrolet Silverado 3500 HD LTZ
2013 Chevrolet Silverado 3500 HD WT
2013 GMC Sierra 2500 HD Denali
2013 GMC Sierra 2500 HD SLE
2013 GMC Sierra 2500 HD SLT
2013 GMC Sierra 2500 HD WT
2013 GMC Sierra 3500 HD Denali
2013 GMC Sierra 3500 HD SLE
2013 GMC Sierra 3500 HD SLT
2013 GMC Sierra 3500 HD WT
2014 Chevrolet Silverado 2500 HD LT
2014 Chevrolet Silverado 2500 HD LTZ
2014 Chevrolet Silverado 2500 HD WT
2014 Chevrolet Silverado 3500 HD LT
2014 Chevrolet Silverado 3500 HD LTZ
2014 Chevrolet Silverado 3500 HD WT
2014 GMC Sierra 2500 HD Denali
2014 GMC Sierra 2500 HD SLE
2014 GMC Sierra 2500 HD SLT
2014 GMC Sierra 2500 HD WT
2014 GMC Sierra 3500 HD Denali
2014 GMC Sierra 3500 HD SLE
2014 GMC Sierra 3500 HD SLT
2014 GMC Sierra 3500 HD WT
2015 Chevrolet Silverado 2500 HD High Country
2015 Chevrolet Silverado 2500 HD LT
2015 Chevrolet Silverado 2500 HD LTZ
2015 Chevrolet Silverado 2500 HD WT
2015 Chevrolet Silverado 3500 HD High Country
2015 Chevrolet Silverado 3500 HD LT
2015 Chevrolet Silverado 3500 HD LTZ
2015 Chevrolet Silverado 3500 HD WT
2015 GMC Sierra 2500 HD Base
2015 GMC Sierra 2500 HD Denali
2015 GMC Sierra 2500 HD SLE
2015 GMC Sierra 2500 HD SLT
2015 GMC Sierra 3500 HD Base
2015 GMC Sierra 3500 HD Denali
2015 GMC Sierra 3500 HD SLE
2015 GMC Sierra 3500 HD SLT
2016 Chevrolet Silverado 2500 HD High Country
2016 Chevrolet Silverado 2500 HD LT
2016 Chevrolet Silverado 2500 HD LTZ
2016 Chevrolet Silverado 2500 HD WT
2016 Chevrolet Silverado 3500 HD High Country
2016 Chevrolet Silverado 3500 HD LT
2016 Chevrolet Silverado 3500 HD LTZ
2016 Chevrolet Silverado 3500 HD WT
2016 GMC Sierra 2500 HD Base
2016 GMC Sierra 2500 HD Denali
2016 GMC Sierra 2500 HD SLE
2016 GMC Sierra 2500 HD SLT
2016 GMC Sierra 3500 HD Base
2016 GMC Sierra 3500 HD Denali
2016 GMC Sierra 3500 HD SLE
2016 GMC Sierra 3500 HD SLT
2017 Chevrolet Silverado 2500 HD High Country
2017 Chevrolet Silverado 2500 HD LT
2017 Chevrolet Silverado 2500 HD LTZ
2017 Chevrolet Silverado 2500 HD WT
2017 Chevrolet Silverado 3500 HD High Country
2017 Chevrolet Silverado 3500 HD LT
2017 Chevrolet Silverado 3500 HD LTZ
2017 Chevrolet Silverado 3500 HD WT
2017 GMC Sierra 2500 HD Base
2017 GMC Sierra 2500 HD Denali
2017 GMC Sierra 2500 HD SLE
2017 GMC Sierra 2500 HD SLT
2017 GMC Sierra 3500 HD Base
2017 GMC Sierra 3500 HD Denali
2017 GMC Sierra 3500 HD SLE
2017 GMC Sierra 3500 HD SLT
2018 Chevrolet Silverado 2500 HD High Country
2018 Chevrolet Silverado 2500 HD LT
2018 Chevrolet Silverado 2500 HD LTZ
2018 Chevrolet Silverado 2500 HD WT
2018 Chevrolet Silverado 3500 HD High Country
2018 Chevrolet Silverado 3500 HD LT
2018 Chevrolet Silverado 3500 HD LTZ
2018 Chevrolet Silverado 3500 HD WT
2018 GMC Sierra 2500 HD Base
2018 GMC Sierra 2500 HD Denali
2018 GMC Sierra 2500 HD SLE
2018 GMC Sierra 2500 HD SLT
2018 GMC Sierra 3500 HD Base
2018 GMC Sierra 3500 HD Denali
2018 GMC Sierra 3500 HD SLE
2018 GMC Sierra 3500 HD SLT
2019 Chevrolet Silverado 2500 HD High Country
2019 Chevrolet Silverado 2500 HD LT
2019 Chevrolet Silverado 2500 HD LTZ
2019 Chevrolet Silverado 2500 HD WT
2019 Chevrolet Silverado 3500 HD High Country
2019 Chevrolet Silverado 3500 HD LT
2019 Chevrolet Silverado 3500 HD LTZ
2019 Chevrolet Silverado 3500 HD WT
2019 GMC Sierra 2500 HD Base
2019 GMC Sierra 2500 HD Denali
2019 GMC Sierra 2500 HD SLE
2019 GMC Sierra 2500 HD SLT
2019 GMC Sierra 3500 HD Base
2019 GMC Sierra 3500 HD Denali
2019 GMC Sierra 3500 HD SLE
2019 GMC Sierra 3500 HD SLT

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1