EXHAUST MANIFOLD PRE-HEAT STOVE SHIELD(W/A.I.R Tube holes) Inner & outer pcs Has 2 holes as shown in picture for A.I.R. Tubes.Flex hose (ACL672 sold separately) fits on to the "stove pipe" part of this* Outer Cover & Inner Plate* USA Made* Zinc Plated MakeCHEV ModelCORVETTE Year1976-1980 Item#EXH338 Instructions / Core Return FormClick Here Price$69.95EACH Core Charge$0.00 QtyAdd