Patriot Exhaust H8047-1 1-3/4" Exhaust Header for Small Block Chevrolet 67-71 Patriot offers headers for many applications at prices you can afford Durable 18-gauge tubing Comes complete with gaskets, header bolts and collector reducers Available in three finishes; uncoated for individual customizing, chrome finish for that show quality shine or with Patriots very popular metallic ceramic coating Limited one year warranty