This is my second dyno run on my 94 GS500

Mods include: Cobra F1's Pipe, Factory Pro Jet Kit, Ignition Advancer and shaved head (15,000ths)

Quite a big difference from the first dyno run which is below.

This is a dyno run of my 94 GS500.

It was done in 4th gear.

It pulled 39 to the rear with a Cobra F1s Slip-On and a Factory Pro Jet Kit.