Samson True Dual Crossover Header Pipes with 2 1/4in. Full Coverage Heat Shields - Chrome , Color: Chrome S-400 High-performance True Dual header systems with Quad Chrome finish or Sinister black ceramic coating Allows exhaust gases to flow more efficiently, reduces heat on the right side and improves airflow cooling the rear cylinder System features 2 1/4in. full-coverage, 220 degree heat shields on both pipes Heli-arc welded for strength All required mounting brackets and clamps supplied