Description
Cusco Steel Drive Shaft Heat Shield Rear Left Side FR S BRZ 86 GR86 13 25 965 047 A vendor_ST Suspension Flex section your motor Flex section your motor and mufflers are both mounted using rubber or poly mounts and can move independent of one another if there isn't a flex section or donut gasket allowing relative movement the friction between them creates a layer of gas and brake dust which pushes the brake pad away from the rotor