The Class KR Muffler System made by Kakimoto Racing for the NC (2006-2015) MX-5 Miata is meant for those who want to have a low noise exhaust but improve the power. It’s perfect for city driving and meant to improve the torque of the vehicle. It passes the very strict noise test in Japan, so it should be legal in most countries.
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The popular Fullmega N1 + exhaust has been reborn by Kakimoto Racing of Japan and it’s now available for the NB (1998-2005) MX-5 Miata. It started as a full on racing model and the Rev model has been designed to use in the streets (meets Japan’s JASMA standard). It was a tricky thing to create a race muffler that keeps the torque at low speed and high response as well.
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Dual tips muffler system by Kakimoto Racing for the NC (2006-2015) MX-5 Miata. The R model is their racing model that's very popular among enthusiasts in Japan.
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Gorgeous rear section exhaust made by Kakimoto Racing of Japan for the 2016+ ND Miata. The Class KR lineup is designed to increase power without raising sound levels to an unreasonable level. The muffler has dual tips that are finished in a titanium burnt blue color with a slash design.
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