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Rear Lips
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Mazdaspeed Rear Lip
$574.99Rear Underskirt made by Mazdaspeed for the ND (2016+) MX-5 Miata. It was designed using wind tunnels to make sure aerodynamics are improved, even if it’s just slightly. Learn More
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Autoexe Rear Diffuser (Underpanel)
$389.99Rear under panel by Autoexe of Japan for the ND (2016+) Miata. This under panel pairs with Autoexe’s center exit muffler to greatly alter the look of the rear of the vehicle. Make your Miata stand out from the crowd with this hard to find part! Please note that there might be an extra fee to ship this product to some countries due to Japan Post EMS size limitations. Read more. Learn More
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Esqueleto Rear Underspoiler
$499.99Rear lip made by Esqueleto for the 2016+ ND MX-5. It has a very aggressive look and totally changes the look of the back of the car. The rear underspoiler is available in both Carbon Fiber (bottom) with FRP or just FRP. Please note that installation requires drilling holes into the bumper. Learn More
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Fujimura Rear Diffuser
$424.99Rear diffuser with aerodynamic fins made by Fujimura Auto for the ND Miata. This rear diffuser will not only dress up your Miata and look great, it also has fins that will help stabilize airflow through the rear of the car. Learn More
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TUCKIN99 Rear Lip
$549.99Rear bottom skirt from TUCKIN99 in collaboration with Chargespeed for the 2016+ ND MX-5. It has a very near look and will totally compliment the rear bumper of the fourth generation Miata. Please note that the Carbon Fiber finish is not UV coated and it is recommended to have it coated locally if you park the car under the sun most of the time. Learn More
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Silkblaze Rear Skirt
$574.99Rear skirt (lip) for the ND Miata made by Silkblaze of Japan for the 2016+ ND MX-5 Miata. This rear skirt will give your car a lower, more aggressive appearance. Additionally the skin utilizes small wings on each side to also exude slightly wider look as well. It is made for quad-tip exhaust systems, such as the ROWEN Exhaust System or will fit nicely with OEM exhaust. This rear skirt is available unpainted or pre-painted in FRP, or in a FRP/CF blend which is shipped with a clear gel coat to protect it from the elements. On top of the material options, Silkblaze offers a pre-painting service as well! You have your choice of a single color, provided from your OEM color code, or a 2-tone finish. With the two tone finish, you have your choice of an OEM color together with silver, gunmetal or black. There is also a rear fog lamp available with the rear spoiler as an add on. Learn More
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Knight Sports Front & Rear Diffusers
$1,899.99Aerodynamics package (front lip + front diffuser + rear diffuser) from legendary tuner Knight Sports for the ND (2016+) MX-5 Miata. This is a front and rear diffuser combo that improve the aerodynamics of the vehicle and also give it a very unique and aggressive look. This really is a front and rear diffuser considering how far they go and the flat surface underneath.THIS ITEM IS NOT AVAILABLE FOR DOOR-TO-DOOR SHIPPING DUE TO SIZE LIMITATION. WE CAN ONLY SHIP TO NEARBY INTERNATIONAL PORT OR AIRPORT. PLEASE SEND US AN EMAIL TO CONFIRM PRICING.
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DAMD Rear Diffuser
$699.99Stylish rear under spoiler from DAMD of Japan for the 2016+ ND MX-5 Miata. This rear under spoiler looks fantastic and is great for accommodating a dual exhaust as seen on DAMD's show car.
Available in CF or FRP.
Please note that cutting in to your OEM bumper is required to install this under spoiler.
Confirmed exhaust fitting : DAMD (AVO) Muffler & ROWEN Quad-Tip Exhaust
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KUHL Racing Ver2 Rear Diffuser
$899.99Floating rear under diffuser from KUHL of Japan for the 2016+ ND MX-5 Miata. It is a hanging diffuser that offers a really bold and unique look. It gives an extension to the rear of the vehicle and will sure make heads turn. One of the other benefits of KUHL Racing products is their unique FRP material (regular) that is 1.3 times stronger than normal FRP. KUHL also offers a high grade version that is twice as strong as normal FRP! Great for street or racing use. Optional Slash2Tail Muffler can be ordered, too. Learn More
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Rallybacker Rear Diffuser
Regular Price: $674.99
Special Price $574.99
Rear diffuser made of 3 pieces (adjustable) by Rallybacker for the ND (2016+) MX5 Miata. It'll add a super aggressive touch to the rear end of the car while improving aerodynamics and making it look lower. Learn More
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TK Style Carbon Rear Diffuser
$499.99Rear bumper diffuser made of Carbon Fiber by Aeroworkz (TK-Style) of Japan for the ND (2016+) Miata. It is a subtle yet aggressive touch to the rear of your vehicle. The fins are made to improve aerodynamics at high speed. Please note that the Carbon Fiber finish is not UV coated and it is recommended to have it coated locally if you park the car under the sun most of the time. Please note that there might be an extra fee to ship this product to some countries due to Japan Post EMS size limitations. Read more. Learn More
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Odula Rear Diffuser
$524.99Aggressive looking rear bumper diffuser made of by Odula for the ND (2016+) Miata. It has fins that are made to improve aerodynamics at high speed and will also make the rear end of the car look lower. The exhaust clearance is not really affected by installing this product. Learn More
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TRA Kyoto Rocket Bunny Rear Lip
Regular Price: $777.99
Special Price $607.99
Rear Diffuser made by TRA Kyoto for the 2016+ ND MX-5 Miata to give the rear section of the vehicle a lower and more aggressive look. It’ll integrate nicely with the OEM exhaust or any aftermarket exhaust that re-use same mounting points as the factory one. Learn More
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Leg Sport Club Sport Rear Diffuser
$1,049.99Track spec rear diffuser made by Leg Motor Sport for ND (2016+) Mazda MX-5/Miata. In stock form the Miata has a lot of pockets where the flow off air is not consistent. With the rear diffuser by Leg Motor Sport, they flattened out everything from the differential to achieve smoother airflow through the underside of the car. This airflow has the benefit of creating downforce to stabilize the car through higher speeds as well as letting it cut through the air without any unnecessary drag. Great discreet way of adding downforce for those serious about track. Hybrid FRP is FRP (Unpainted) + small side pieces made of Carbon Fiber. Learn More
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Garage Vary Rear Diffuser Type-1
$599.99Stylish rear under spoiler made by Garage Vary for the 2016+ ND MX-5 Miata. This rear diffuser looks fantastic and will work with any muffler setup that fits in OEM hole. Available in Carbon Fiber or FRP. Installation is done with double-sided tape and requires drilling at 6 points underneath the bumper (holes cannot be seen unless if car is on a lift). Learn More
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Garage Vary Rear Diffuser T-2
$699.99Aggressive rear diffuser (Type-2) made by Garage Vary for the 2016+ ND MX-5 Miata. This rear under spoiler looks awesome and will work with any muffler setup that fits in OEM hole. Available in FRP only. Please note that cutting in to your OEM bumper is required to install this under spoiler. Learn More
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Blitz Rear Diffuser
$1,049.99Rear Underdiffuser made by Blitz Racing for the ND (2016+) MX-5 Miata. It’s made to fit with BLITZ NUR - SPEC Quad-Tip Muffler. It’ll make the rear-end of the vehicle look much more aggressive & lower. Learn More
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Autoexe ND-06S Rear Diffuser
Regular Price: $464.99
Special Price $397.99
Beautiful rear underspoiler made by Autoexe for the 2016+ ND MX-5 Miata. It’ll accommodate most single and dual tip mufflers. It comes pre-painted, so you can slap it right away on your car and enjoy the aggressive look! Please note that there might be an extra fee to ship this product to some countries due to Japan Post EMS size limitations. Read more. Learn More
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Selfish Rear Diffuser Version 2
$717.99Accentuate the rear end of your 2016+ ND Mazda MX-5 Roadster with this rear diffuser made by Selfish. The rear diffuser is a one-piece design that attaches to the rear bumper. The Selfish Rear Diffuser is available is three different finishes, twill carbon fiber, forged carbon fiber, and FRP. The version 2 rear diffuser features a center mesh section that enlarges the rear of the Miata in comparison to the Selfish Version 1 Rear Diffuser. Selfish is no longer providing clear coat on their carbon fiber products. These products will require clear coat before installation. Learn More
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Aimgain Sport Rear Diffuser
$724.97Rear Under Spoiler (Diffuser) made by Aimgain for the 2016+ ND MX-5 Miata. It lowers the back of the vehicle by 30mm in the center and 25mm on the sides. It's one very neat option for those who want a subtle and clean change to the look of their car. It includes a lid for the left side muffler exit for those who are not running dual-side mufflers. Learn More
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Odula Racing Rear Underdiffuser
$649.99Looking for a very functional rear diffuser for your 2016+ ND MX-5 Miata? Look no further! Odula made this product to improve aerodynamics at high speed and the flat panels help with downforce. Learn More
Established in 2007, REV9 Autosport has sold highest quality parts to thousands of roadster fanatics over the time. Known as the reference for rare JDM parts, we also offer quality items from USA, UK & Italy.
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