Universal down and forward turbo headers for Small Block Ford engines Available with 1-3/4†or 1-7/8†mandrel bent primary tubes and 3†collectors with merge spears for increased exhaust velocity 3/8†thick header flanges for a leak-free seal 3†V-band flanges and clamps included Premium header gaskets and bolts included Available in ceramic coated mild steel, natural 304 stainless steel, and polished 304 stainless steel