I can be reached on portgrinder@lineone.net for any enquiries or quotes.
Yamaha 350YPVS Dyno curve
These pipes I made for an RD350LC they are GP style with both silencers on the right side of the bike

Paul Tye's Splat RD350
This is a TZR125 barrel stage 3 tuned
Click on the image above and it will take you to a few words by the owner.
How to hydroform an exhaust pipe
Boost Bottles
This site was designed by Ken Gubbins a friend of mine.
Let him know what you think of it as feedback is greatly appreciated as he does this for fun not money.