Yukon Gear Chrome Cover For GM 12 Bolt Truck Exterior Styling>Side Mirrors and a built-in front curtain

and a built-in front curtain wall to keep items/pets from entering the front seat area

1977-1978 GMC K35 (Front)

NOTE: For basic on/off light function the applicable wiring harness is 640115

RS66110B System(s))

The MagnaFlow 5" X 11" Oval Straight-Through 12589 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill

Yukon Gear Chrome Cover For GM 12 Bolt Truck Exterior Styling>Side Mirrors and a built-in front curtainThese Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome. Installation Instructions Installation Instructions Installation Instructions