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R Theory Motorsports
NA MX-5 Miata Steering Rack Spacer (1990-1997)
Prices are in USD and include shipping within the lower 48 States and Canada. All mounting hardware is included. For international shipping please visit our International Shipping page for a shipping quotation.No one likes bump steer, all lowered Miatas...$61.11 -
R Theory Motorsports
S2000 Hood Vent and Fender Vent Combo
*Prices are in USD and include shipping within Canada and USA. For international shipping please visit our International Shipping page for a shipping quotation.To get your vents powder coated, click here!For S2000 owners who really need to vent, you can...$335.98 - $373.99 -
R Theory Motorsports
S2000 Fender Vents
*Prices are in USD, includes shipping within the Lower 48 States and Canada. For international shipping please visit our International Shipping page for a shipping quotation.To get your vents powder coated, click here!To save a few bucks, group these...$189.99 -
R Theory Motorsports
NA/NB MX-5 Miata Front Splitter Mounts (1990-2005)
Prices are in USD. All mounting hardware is included. For international shipping please visit our International Shipping page for a shipping quotation.This is for only our NA/NB Miata Mx5 Front Splitter Mounts. You can find the entire Front Splitter Kit...$249.99 -
R Theory Motorsports
NA/NB MX-5 Miata Frame Rail Brace Backing Plate Kit (1990-2005)
*Prices are in USD, and include shipping within the Lower 48 States and Canada. For international shipping please visit our International Shipping page for a shipping quotation.Click here to purchase the NA/NB Miata Frame Rail Braces without the Backing...$145.99 - $329.99 -
R Theory Motorsports
NA/NB MX-5 Miata Chassis Mounted Front Splitter Kit (1990-2005)
Prices are in USD. All mounting hardware is included. For international shipping please visit our International Shipping page for a shipping quotation.For years we have been making the most popular Rear Diffuser kits for Miatas, but we’ve always been...$395.99 - $429.95 -
R Theory Motorsports
NA MX-5 Miata Durable Side Skirts (1990-1997)
*Prices are in USD and include shipping within Canada and USA. For international shipping please visit our International Shipping page for a shipping quotation.Gone are the days of warped and broken Miata Side Skirts. R Theory designed and manufactured...$192.99 - $219.99 -
R Theory Motorsports
NA/NB MX-5 Miata Front Tow Hook & License Plate Bracket Kit (1990-2005)
*Prices are in USD, includes shipping within the Lower 48 States and Canada. For international shipping please visit our International Shipping page for a shipping quotation.Good things come in twos! Introducing the R Theory Motorsports Tow Hook &...$42.99 - $125.00 -
R Theory Motorsports
BRZ / FRS / GT86 Fender Vents (2012-2021)
*Prices are in USD and include free shiping in Canada and the Lower 48 States. For international shipping please visit our International Shipping page for a shipping quotation.To get your vents powder coated, click here!Your car’s wheels are a source for...$191.99 -
R Theory Motorsports
NA/NB MX-5 Miata Hood Vents + Fender Vent Combo (1990-2005)
*Prices are in USD, includes shipping within the Lower 48 States and Canada. For international shipping please visit our International Shipping page for a shipping quotation.To get your vents powder coated, click here!For those who really need to vent,...$369.99 -
R Theory Motorsports
Long Hood Vent Kit (Universal)
*Prices are in USD, includes shipping within the Lower 48 States and Canada. For international shipping please visit our International Shipping page for a shipping quotation.To get your vents powder coated, click here! Keep your track car cool, and...$169.99 - $225.99 -
R Theory Motorsports
NA/NB MX-5 Miata Aluminum Fender Vents (1990-2005)
*Prices are in USD, includes shipping within the Lower 48 States and Canada. For international shipping please visit our International Shipping page for a shipping quotation.To get your vents powder coated, click here!To save a few bucks, group these...$191.99
