Top Quality Construction BBK Performance shorty headers are made from 1-3/4" CNC-machined mandrel bent tubing with 3/8" thick die-stamped flanges. The large diameter primary tube design creates unrestricted airflow for ultimate horsepower gains.
These headers are pressure tested to ensure leak free performance. Installation These 5.7L Hemi shorty headers are designed as a direct bolt on. For use with factory or any aftermarket mid pipes.Kit includes new gaskets and hardware. 15-20 Horsepower Gain Over Stock. 1-3/4 Primary Tubes for Maximum Exhaust Flow. 16 Gauge CNC Mandrel Bent Steel Tubing and 3/8 Thick Exhaust Flanges.
Direct Bolt-On for Easy Installation. For Use With Factory or Aftermarket Mid Pipes. New Gaskets and Hardware Included. Primary Tube Outside Diameter in.
Cylinder Head Port Shape: Round. Catalytic Converter(s) Included: No.