CarXX's universal exhaust muffler hanger bushings mount components of the exhaust system onto your vehicle. The exhaust insulators reduce movement of the rear exhaust system (muffler, mid-pipe) to prevent any rattling or noises. Made of the highest quality materials, the high density rubber make the bushings stiffer, stronger and more durable to prevent any sagging. Perfect for stock exhausts, aftermarket exhausts, and lowered vehicles. CarXX offers a variety of sizes and styles for your needs.