Mazdaspeed3 Transmission Motor MountThe Damond Motorsports Transmission Mount is a must have for any Mazdaspeed3 enthusiast looking to keep their powertrain solidly planted while adding less NVH than the competition. Damond Mounts are ran on the quickest 1 4 mile record setting Mazdaspeed3s, as well as many enthusiast's daily driver Mazdaspeeds. The Damond Motorsports TMM design: The bushings are orientated properly to support the motor and absorb vibrations across the whole bushing.