250Cup/SE

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

The 250Cup cars have increased power and torque and I designed a bigger-bore 4-1 manifold to help achieve even more!It features stepped-primary pipes ...

This bigger-bore design for the 2ZR installs came out top in a recent comparison test against our main competitors. It will easily cope with any upgra...

This 2bular 8"dia (203mm) system gives a great sportscar exhaust note - really suits the car. There is no dronnnnnne with the 2bular exhaust - it was ...

For information only - this is why your factory exhaust sounds so crap.It uses the same shell as all the Toyota-engine installs. Interesting to see th...

There are two catalyser installs on the Toyota-engined Elises which destroy their factory catalysers more than the other motors. One is the 2ZZ Elise ...