In this video I install a jet kit and slipon exhaust on my Honda NX250. I use a GPS app to test 060 and 1/4 mile times before and after the install!
Link to 6sigma's website:
https://www.6sigmajetkit.com/?gclid=C...
Amazon associate link for the jet kit I used:
https://amzn.to/3rqw3j1