Recommended Trailer Wiring Harness For 1999 GMC Sierra 1500
5th Wheel Installation Kit for a 1999 GMC Sierra New Style 6.5 ft Bed 2500 Series SLE
Tonneau Covers for 1999 GMC Sierra 1500 Stepside Pickup with 6-1/2-Foot Bed
Will Reese Custom Fifth Wheel Installation Kit With B&W Hitch On 1999 GMC Sierra