Pacesetter headers are manufactured using 16-gauge mandrel-bent tubing with thick steel flanges. All Pacesetter headers come with instructions, necessary hardware (header bolts not included) and gaskets where applicable. Available with black painted finish or Armor Coat. Armor Coat is a high temperature, metallic-ceramic coating. All headers have 3 year limited warranty. All 1987 - newer headers are compatible with stock emssion controls, 50 state legal!