Chevy LS1/ LS6 5.7/ 5.3/ 6.0 Block Hugger Street Rod Header Black

Header Style: Block hugger Header Material: Steel Header Finish: Temporary non-high temperature paint Weld-Up: No Primary Tube Outside Diameter (in): 1 5/8 in. Flange Style: Standard Collector Attachment: 3-bolt flange Collector Diameter: 2.500 in. Collector Reducers Included: Yes Collector Reducer Exit Diameter: 2.000 in. Tuned: Yes Primary Tube Gauge: 18-gauge Flange Thickness (in): 5/16 in. Bolts/Studs Included: Yes Gaskets Included: Yes Crossover Pipe Included: No Catalytic Converter(s) Included: No Motor Mounts Included: No Transmission Mount Included: No Quantity: Sold as a pair.