Welcome to SpeedCircuit, your source for aftermarket performance car parts.
FREE SHIPPING is included on all orders over $100 within the Continental United States unless otherwise noted. If outside the lower 48 States, please contact us before ordering.
Newest products
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Goodridge Brake Lines for Evo X
Regular Price: $149.00
$139.00
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Supertech Titanium Retainer for Mazda...
$246.56 -
Boomslang PnP Haltech Elite 1000...
Regular Price: $499.99
$489.99
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Haltech Elite 1000 Standalone ECU for...
$1,399.00
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Sanderson Blockhugger headers for LS...
$365.00 -
Pope Engineering Performance (PEP)...
Regular Price: $150.00
$129.99
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V0 Aviation Taillights for Evo X
$423.00 -
V8 Roadsters LS engine mounting kit...
$1,250.00
On Sale
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Boomslang PnP Haltech Elite 1000...
Regular Price: $499.99
$489.99
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SpeedCircuit Hotpipe (UICP) For Evo X...
Regular Price: $188.99
$170.99
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Exhaust Cam Sensor heat shield (Evo X)
Regular Price: $40.99
$26.99
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SpeedCircuit Firewall Heat Shield XL...
Regular Price: $225.79
$205.50
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Pope Engineering Performance (PEP)...
Regular Price: $150.00
$129.99
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SpeedCircuit 3" Cat Delete Test Pipe...
Regular Price: $175.99
$165.99
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SpeedCircuit Evo X E-Tune
Regular Price: $299.99
$269.99
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SpeedCircuit Fender Kit for Exocet
Regular Price: $1,273.00
$1,249.99
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SpeedCircuit Firewall Heat Shield...
Regular Price: $186.99
$169.98
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SpeedCircuit Thermostat Outlet kit -...
Regular Price: $139.99
$119.99
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SpeedCircuit Spark Cover Heat Shield...
Regular Price: $101.00
$79.00
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Pope Engineering Performance (PEP)...
Regular Price: $599.99
$559.99
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Goodridge Brake Lines for Evo X
Regular Price: $149.00
$139.00
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Innovate MTX-L: Wideband Air/Fuel...
Regular Price: $189.99
$179.99
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310lph E85-Compatible High Flow...
Regular Price: $170.83
$122.99
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Moroso Racing Series Oil Pan for Evo X
Regular Price: $793.44
$750.00
