SBC EXH MANIFOLD, D-PORT, NATURAL

A smoother, cleaner appearance compared to stock exhaust manifolds, while maintaining a OEM style look and feel. Made from high silicon-molybdenum ductile iron for high temperature strength plus resistance to oxidation and cracking. Designed with a larger 1-5/8" cross-sectional area and 2-1/2" outlets for better air flow and increased performance. Available for either rectangular port or raised D-port heads. Accommodates standard straight, Vortec straight and angled plug head designs for better application coverage. Includes weld-on flanges for easier downpipe pipe installation (custom downpipe required). Available in natural cast iron or ceramic coated finishes (silver, black and titanium). Includes mounting hardware and gaskets for inlet and outlet flanges.