This is for GM Gen III/IV LS engines (LS1/LS2/LS3/LS6/LS7). The tubing is from high-quality 16 gauge 304 stainless steel, with CNC machined flanges and TIG & MIG welded construction.
Features
Primaries Diameter: 1-5/8 in. (42mm)
Collector Diameter: 2-1/2 in. (64mm)
Pipe Thickness: 16-gauge (1.5mm)
Fully mandrel bent tubes made of 16-gauge 304 stainless steel
Head flanges laser-cut from 3/8-inch thick steel plates
Fitment
For LS motor swap on older Chevy, GM, Pontiac, Olds, Buick models { NOT FOR RESALE ON AMAZON OR TEMU }
