Energy Polyurethane Differential Bushings for 1994-2005 Mazda Miata (NA NB) Fuel Rail It does not work on

It does not work on the K24Z engines

part number 14540-PRB-A01

5:1 to 30:1 A/F ratios

or email us prior to ordering

Energy Polyurethane Differential Bushings for 1994-2005 Mazda Miata (NA NB) Fuel Rail It does not work onEnergy Suspension polyurethane bushings go a long way to preventing unwanted drivetrain movement on street and track cars alike. We recommend them for all Miata builds, but they are required when running our Miata front differential mount with the PPF deleted. You'll notice a slight increase in driveline noise with these bushings, but not much. For a complete Miata differential upgrade, also install our Differential Am Reinforcement Plates when