Energy Suspension Hyper-Flex master bushing set for 2015–2016 Ford Mustang is a complete red master kit made from Energy's Hyper-Flex polyurethane. The market description notes Hyper-Flex resists oils, coolants, UV and pollutants, outlasts rubber roughly 5:1, and is offered in red or black. This master set supports improved suspension control and stable alignment as described by the manufacturer.
Energy Suspension 15-16 Ford Mustang Red Hyper-Flex Master Bushing Set