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Explore our exclusive line of R Theory-designed parts, crafted to deliver unmatched performance and style. Our precision-engineered components are perfect for enhancing your vehicle's performance and customizing its appearance.

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R Theory Motorsports

NA/NB MX-5 Miata Billet Aluminum Oil Cap (1990-2005)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $62.85
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R Theory Motorsports

NC MX-5 Hood Vents (2006-2015)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $216.81
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R Theory Motorsports

NA/NB MX-5 Miata Brake Master Cylinder Brace (1990-2005)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $102.84
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R Theory Motorsports

NA MX-5 Miata Steering Rack Spacer (1990-1997)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $84.94
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R Theory Motorsports

NA/NB MX-5 Miata Front Splitter Mounts (1990-2005)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $347.46
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R Theory Motorsports

NA/NB MX-5 Miata Chassis Mounted Front Splitter Kit (1990-2005)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $639.34
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R Theory Motorsports

NA Miata MX-5 Stainless Cup Holder and Phone Holder

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $67.31
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R Theory Motorsports

1.8L MX-5 Miata EGR Block Off Plates

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $39.58
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R Theory Motorsports

NC MX-5 Miata Adjustable Swaybar Endlinks

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $88.94
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R Theory Motorsports

Titanium Splitter Skid Block/Skid Plate

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $69.24
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R Theory Motorsports

NB MX-5 Miata Steering Rack Spacer (1999-2005)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $111.18
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R Theory Motorsports

Universal Adjustable Swaybar Endlinks (Short)

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: CAD $144.08