Delkevic US GT750 Complete Restoration Full Chrome Exhaust System Delkevic Mufflers are handcrafted from the highest quality materials to enhance your motorcycle in both performance and looks. We guarantee to improve your riding experience at an unbeatable price. New, unused product. Shipping insurance is included. Excellently packed to ensure your product arrives to you in perfect condition. Made by Delkevic, this replacement GT750 exhaust system is as accurate a replica of the Suzuki GT muffler system as we were able to produce. This system has been developed in close association with the UK Kettleclub owners club.