Compatible with any full size pickup truck. Requires only 1 hole to be cut in the bed floor. This kit has a 5" ID inlet with a 5"- 4" reducer The stacks are 7" stainless steel with a roled tip. 5" inlet and 36" long. 
kit includes 
1) 5" Thru-Bed Y-pipe 
2) 5" 90% Elbow (Long) 
3) 5" 90% Elbow (Short )
4) 5"- 4" Reducer 
5) 5"- 3.5" Reducer 
6) 7" x 36" Stainless Steel Powder Coated Black Stacks with 5" Inlet 
Includes All clamps and mounting required for installation