Find What You Are Looking For Quickly with Filters

Filter Usage IllustrationOur store lets you shop using three different types of filters; Product Category, Vehicle Model and Manufacturer.  You can combine these filters to narrow our catalog down to just the products that you are looking for.

To add a filter to your selection, just click on the name of the filter that you wish to apply.  To remove the filter, click the (-) next to that filter.

Cosworth Catalog

Cosworth 1.1 Bar High Pressure Radiator Cap
Cosworth 1.1 Bar High Pressure Radiator Cap

Cosworth High Pressure Radiator caps are engineered to increase the boiling point in your vehicles cooling system providing improved cooling efficiency. Each cap is manufactured from...


$30.00
Cosworth 1.1 Bar High Pressure Radiator Cap
$30.00
Cosworth 1.3 Bar High Pressure Radiator Cap
Cosworth 1.3 Bar High Pressure Radiator Cap

Cosworth High Pressure Radiator caps are engineered to increase the boiling point in your vehicles cooling system providing improved cooling efficiency. Each cap is manufactured from...


$30.00
Cosworth 1.3 Bar High Pressure Radiator Cap
$30.00
Cosworth 1.5 Bar High Pressure Radiator Cap
Cosworth 1.5 Bar High Pressure Radiator Cap

Cosworth High Pressure Radiator caps are engineered to increase the boiling point in your vehicles cooling system providing improved cooling efficiency. Each cap is manufactured from...


$30.00
Cosworth 1.5 Bar High Pressure Radiator Cap
$30.00
Cosworth 11mm Head Studs (02+ WRX, 04+ STi, FXT, LGT)
Cosworth 11mm Head studs (02+ WRX, 04+ STi, FXT, LGT)

Essential for high performance engine builds, heavy duty head studs reduce cylinder head movement in high boost or high compression engines optimizing cylinder head to block sealing. ...


$499.00
Cosworth 11mm Head studs (02+ WRX, 04+ STi, FXT, LGT)
$499.00
Cosworth 154 Degree Thermostat
Cosworth 154 Degree Thermostat

We Cosworth LowTemp Motorsport Thermostats are engineered with the optimum temperature range in mind for high performance racing use as it is very easy to over cool the engine by either...


$112.00
Cosworth 154 Degree Thermostat
$112.00
Cosworth 79mm 2.5L Crankshaft (04+ STi, 06+ WRX)
Cosworth 79mm 2.5L Crankshaft (04+ STi, 06+ WRX)

Increased engine performance often means increased engine speed and load. Original factory crankshafts may not be able to withstand the added stress resulting in catastrophic engine...


$3,999.00
Cosworth 79mm 2.5L Crankshaft (04+ STi, 06+ WRX)
$3,999.00
Cosworth 81mm 2.5L Crankshaft (04+ STi, 06+ WRX)
Cosworth 81mm 2.5L Crankshaft (04+ STi, 06+ WRX)

Increased engine performance often means increased engine speed and load. Original factory crankshafts may not be able to withstand the added stress resulting in catastrophic engine...


$3,999.00
Cosworth 81mm 2.5L Crankshaft (04+ STi, 06+ WRX)
$3,999.00
Cosworth AVCS Camshaft (04-07 STi, 06+ WRX)
Cosworth AVCS Camshaft (04-07 STi, 06+ WRX)

Cosworth has been engineering camshafts for nearly 50 years. That coupled with years of innovative multi valve cylinder head design ensures our camshaft designs are the most efficient in...


$1,200.00
Cosworth AVCS Camshaft (04-07 STi, 06+ WRX)
$1,200.00
Cosworth CNC Big Port Head Castings (04-06 STi)
Cosworth CNC Big Port Head Castings (04-06 STi)

Cosworth CNC ported cylinder heads feature dyno tested and flow bench proven ports, engineered for maximum usable power. Each new cylinder head is ported on a 5 axis machine to ensure...


$4,425.00
Cosworth CNC Big Port Head Castings (04-06 STi)
$4,425.00
Cosworth CNC Big Port Head Castings (07 STi)
Cosworth CNC Big Port Head Castings (07 STi)

Cosworth CNC ported cylinder heads feature dyno tested and flow bench proven ports, engineered for maximum usable power. Each new cylinder head is ported on a 5 axis machine to ensure...


$4,425.00
Cosworth CNC Big Port Head Castings (07 STi)
$4,425.00
Cosworth CNC Big Port Head Castings Dual AVCS (08+ STi)
Cosworth CNC Big Port Head Castings Dual AVCS (08+ STi)

Cosworth Big Valve Cylinder heads for the Dual AVCS 2008 STI EJ257B engine. Machine Ported for maximum accuracy and performance, complete with larger (+1mm) valves and dual valve springs...


$4,425.00
Cosworth CNC Big Port Head Castings Dual AVCS (08+ STi)
$4,425.00
Cosworth CNC Big Port Heads w/ Cams (04-06 STi)
Cosworth CNC Big Port Heads w/ Cams (04-06 STi)

Cosworth CNC ported cylinder heads feature dyno tested and flow bench proven ports, engineered for maximum usable power. Each new cylinder head is ported on a 5 axis machine to ensure...


$6,025.00
Cosworth CNC Big Port Heads w/ Cams (04-06 STi)
$6,025.00