Jet Kit, ProCycle CARB DRZ125 '03 - '25 KLX125 '03 - '06 Tune your stock carburetor for better power and response, easier starting and quicker warm up. Mikuni main and pilot jets and adjustable needle. #20 and #22.5 pilot jets #107.5 and #110 main jets 3 position adjustable needle Add Pocket Tuner Tool Tuning Calculator +$6.95 Ships same business day $54.95