MerCruiser
MerCruiser OEM 4" exhaust tube made of cast iron, goes between upper and lower exhaust bellows on 4" MerCruiser V6/V8 exhaust systems.Fits: MerCruiser Model 175-205 V6, GM 229/262 CID (1983-2005); MerCruiser Model 200-320, V8 Small Block GM 305/350/377...