The SuperLock Limited Slip Differential is known as one of the best available on the market for the Mazda Miata. It’s available for NA (1.8L), NB (1.8L) and NC (2.0L) chassis (1989-2014) and will help improve lap times during racing. It’s also made to handle a lot of abuse, so don’t hesitate to test it with slick tires. It has been tested with many vehicles and even with 150,000km (90,000 miles) of use, it does not show any wear. During endurance race or time attack, there are no decrease in locking due to heat. Since it locks 100% during drag starts, there is less pressure on the drive shaft and less possible damage to it! At end of corners, it’ll have a smooth transition to full lock and help driving stability as well as traction. Please note that vehicles with Viscous LSD need these items to fit the OS Giken LSD: -Mazda Side Flange x2 (Part #P019-27-270B) -Mazda Snap Ring x2 (Part #P016-27-421) Learn More

Durable urethane differential mount made by Odula of Japan for the NC (2006-2015) MX-5 Miata. This urethane unit replaces the stock rubber unit to increase acceleration response and increase traction! Learn More

Based on the Cusco Type-RS LSD, this Limited Slip Differential made by Leg Sport for the NC (2006-2015) MX5 Miata is made to provide a better street, track and winding road experience. Learn More

Hi-Spec series of semi-rigid differential mounts made by Leg Sports for the 2006 to 2015 NC MX-5 Miata. Leg Sport has tested many different hardness to find the best compromise for high performance while not compromising the street driving capability of the car. Learn More

Master Spec differential mount made by Integral Kobe of Japan for the NC (2006-2015) MX-5 Miata. Those are made to reduce the movements from the rear differential, improve response during shifting up and traction performance. Learn More

The Type-RS Limited Slip Differential from Cusco made for the 2006 to 2015 NC MX-5 Miata is designed to be used for sport and city driving. It is a mechanical LSD that has a high response and very high durability. It’s available in 1 Way, 1.5 Way & 2 Way. The LSD can be converted to Type-MZ by changing internal parts. Learn More