Originally Posted by rainiejg

I recovered my pc3 from my xt660r.I gained about 3 hp right through the range with a dna stg2 filter fitted to my tenere.Waiting for dna stg 3.That should give me another 2 hp.(Dyno'd bike without side cover.)PC5 has more throttle position settings which means a finer tune possible.You can also add a self tuner(At a cost) which will automatically adjust fuel ratio's while you ride.That part is a separate unit that you plug into your pc5 and into your exhaust header in the place of the exhaust air sensor.