? For exhaust guru's

[IMFASTTOO]

Well that's what I do and have been doing for 45+ years of riding, I have learnt a thing or two about what does, and does not work.
Not sure if this one does tho'

THATS TRUE PAUL thats the way I started before we had a DYNO we used the DRAG strip for testing and tuning

 

[STRIPES]

Going 3 to two will shave about 50lbs of unnecessary weight.

 

[STRIPES]

Oops. Meant 3 to 1