Thermo-Tec 14003 Header Manifold Blanket for V-6 And V-8, 2-Piece This flexible heat shield simply clips into place on the upper portion of the header; the fabric side of the material should be facing the heat source, and the aluminized side facing away Offers protection from abrasion and harmful liquid spills 20 inch by 24 inch blankets for V6 and V8 applications