Coby's are manufacturers of genuine Coby Mufflers, over 80 types of Extractors, Big Bore Exhaust Systems, Chrome and Stainless Extensions. Including a range of Universal Performance Mufflers and other exhaust components. With 32 years in the business.For all your exhaust componentry - Flanges, Tube, Bends, Mounts, Clamps, Big Bores, Gaskets, Extractors, Mufflers, Extensions and Cones and CollectorsMuffler & Exhaust Systems Service & RepairsExhaust Systems SpecialistsMotor Parts & AccessoriesMotor Vehicle High PerformanceAutomotive Performance SpecialistsMuffler & Extractor Systems ManufacturersBig Bore Exhaust Systems Chrome & Stainless Exhaust Extensions Exhaust components Exhaust Systems Headers Performance Mufflers Resonators & Mufflers Mufflers extractors & chrome extensions