Hooker Headers, 1973-87 GM C-10/20 2WD Trucks Full-Length LS-Swap 1-7/8"x 3" Black Painted Hooker Headers, 1973-87 GM C-10/20 2WD Trucks Full-Length LS-Swap 1-7/8"x 3" Black Painted For GM LS engine swaps into 1973-87 GM C-10/20 2WD Trucks 1-7/8" primary tube diameter and 3" collector... MSRP: Was: Price: Now: $184.95 Quick view Add to Cart SKU: 70101504HKR Previous 1 2