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aFe POWER 46-70302-WL Rear Differential Cover, Machined Fins; Pro Series w/ Gear Oil

GM Colorado/Canyon 15-17 I4/V6 DANA (12-Bolt) w/ Gear Oil 4 QT.
Part Number: 46-70302-WL

MSRP: $473.75


  •  Constructed out of durable A356 die-cast aluminum
  • Reinforcing ribs and wrinkle black powder-coating with machined fins
  •  Magnetic drain and fill plug that captures loose particles for maximum rear-end protection
  •  Large oil level sight glass with calibration plug set to the factory fluid level to eliminate overfilling
  •  Fits GM/DANA 12 Bolt Axles
  •  Fully Synthetic 75W-90
  •  Exceeds API GL-5 Specs
  •  High temperature high shear stability
  •  Lowers operating temperature
  •  No extra additives required
  •  Consistent limited slip operation
  •  Group IV synthetic base oil
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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 sand-cast A356-T6 aluminum with reinforcing ribs for maximum strength. This cover comes with mounting hardware for a hassle-free installation. The differential covers includes an oil level sight glass and deep reach magnetic fill plug for maximum protection. This cover is finished in wrinkle-black powder-coating with machined fins for a distinctive look.

2 Quart Lube Capacity:
This cover has about a 2 quart lube capacity at the factory fill level, factory cover holds about 1.5 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 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.

Group IV synthetic base:
This competition proven formulation utilizes a group IV synthetic base along with a proprietary additive package that reduces drag, resist foaming and maintains its viscosity under extreme heat and high loads.

The PRO Guard D2 Synthetic 75W-90 limited slip gear oil exceeds the performance requirements of API GL-5 recommended for both open and limited slip applications.

Note 1: Not for use in transmissions. Do not mix with other fluids.
Note 2: This cover fits the GM/DANA 12 Bolt Axles

2015-2017 Chevrolet Colorado V6-3.6L
2015-2017 Chevrolet Colorado I4-2.5L
2016-2017 Chevrolet Colorado I4-2.8L (td)
2015-2017 GMC Canyon V6-3.6L
2015-2017 GMC Canyon I4-2.5L
2016-2017 GMC Canyon I4-2.8L (td)

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


Vehicle Applications

Year Make Model SubModel Engine Fuel
2015-2017Chevrolet Colorado I4 2.5L Gas
2016-2017Chevrolet Colorado I4 2.8L Diesel
2015-2017Chevrolet Colorado V6 3.6L Gas
2015-2017GMC Canyon I4 2.5L Gas
2016-2017GMC Canyon I4 2.8L Diesel
2015-2017GMC Canyon V6 3.6L Gas
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