• NA/NB MX-5 Miata V3 Rear Diffuser Kit (1990-2005)
    NA/NB MX-5 Miata V3 Rear Diffuser Kit (1990-2005)

    NA/NB MX-5 Miata V3 Rear Diffuser 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.It's here folks, the R Theory Motorsports V3 Rear Diffuser has landed. The V3...
    $348.75 - $417.75
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  • NA/NB MX-5 Miata V2 Rear Diffuser Kit (1990-2005)
    NA/NB MX-5 Miata V2 Rear Diffuser Kit (1990-2005)

    NA/NB MX-5 Miata V2 Rear Diffuser 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.Lo and behold the much awaited V2 Miata Rear Diffuser! R Theory designed the V2 diffuser to be wider,...
    $399.99 - $449.99
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  • NA MX-5 Miata Aluminum Hood Vents (1990-1997)
    NA MX-5 Miata Aluminum Hood Vents (1990-1997)

    NA MX-5 Miata Aluminum Hood Vents (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.To get your vents powder coated, click here!To save a few bucks, group these Hood Vents with a...
    $175.99 - $210.99
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  • NA/NB MX-5 Miata V1 Rear Diffuser Kit (1990-2005)
    NA/NB MX-5 Miata V1 Rear Diffuser Kit (1990-2005)

    NA/NB MX-5 Miata V1 Rear Diffuser 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.The R Theory Motorsports V1 Rear Diffuser Kit will make the rear of your Miata look amazing while...
    $286.98 - $355.98
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