Best Sellers

  Lotus S3 owners/racers  now has access to one of the best limited slip differentials (LSD) available.  So far most commonly used was Quaife(avail...

An excellent gear shift cable supplied with all parts as the OEM part, including foam anti-rattle sleeve and double heatshield at the end for unpar...

An excellent gear shift cable supplied with all parts as the OEM part, including foam anti-rattle sleeve and double heatshield at the end for unpar...

Designed for use with stock engine loom. Easy to plug into your Ecumaster ECU and run the M42 engine. Supplied with IAT sensor. Functions assig...

Bosch-style fuel pressure regulator available in two different pressures 4 bar and 4.5 bar. Fitment - typical bosch regulator. Product of Bosch or ...

The recent design of many engines is focused on lower possible parasitic losses and efficiency, the design of the valve spring needs to match this ...

Some owners don't need a big catalyser, or another silencer (SDCP) - just the best power/torque AND best sound! This combination of stepped 4-1 man...

All Stainless 304/316 construction. 10mm thick Stainless head flange with laser-cut expansion slots and zero distortion after welding. Stepped prim...

NEW PRODUCT!!! We have noticed that valve springs are "just about" good enough for 7200rpm, so we have decided to lose some weight in the valvetrai...

This connector is used with many Toyota applications, like AC connector, or knock sensor connector on lotus V6 cars. Supplied with terminals and se...

ADU7 Autosport spare connector AS614-35SN Supplied with terminals and insert/removing tool.

Spare terminal set for Ecumaster battery isolator.

Thermocouple mounted under spark plugs - the ideal solution for engine temperature for air-cooled engines. In EMU Black you just need to select use...

GENUINE DENSO, TOYOTA FUEL INJECTORS Fuel injectors manufactured in Japan - Custom fabrication / flow-matching done in the U.S.A. Direct-fit:...

Sometimes there is limited space making it impossible to use a standard air intake temperature sensors in this case the M6 high performance sensor ...

Paragon Performance 2-piece Rotor offers superior braking and cooling efficiency optimized for track and race applications. It features directional...

Paragon Performance 2-piece Rotor offers superior braking and cooling efficiency optimized for track and race applications. It features directional...

High viscosity assembly lubricant (HVL) provides a tenacious yet fluid film to protect reciprocating and rotating components during assembly and in...

By reducing friction and providing shear-stable viscosity for outstanding gear durability, GO 75W-140 Synthetic Racing Gear Oil eliminates the pitt...

Used by top race teams in rear ends, differentials and transmissions, this unique synthetic gear oil reduces operating temperatures by up to 15°F c...

Driven Racing Oil BR mineral oil designed specifically to promote piston ring sealing and provide increased protection for camshafts and followe...

  ECUMASTER Plug and Play adaptor for the 1999-2000 Mazda MX5NB1 with manual transmission allows for plug and play installation of the EMU  Black s...

Connector for Toyota Ignition Noise Suppressors Supplied with terminals and seals 

3 Way connector for Lotus Evora Air ConSupplied with terminals and seals