Motorcycle Repair: Throttle response on 2004 Harley 883 xl, air fuel mixture, harley 883

Question
What carb rejet kit and/or air cleaner/filter would you reccomend to make the throttle response chrisper on my Harler 2004 883 xl California model?  thanks!

Answer
A bobby Wood 340 cfm air filter kit, and a Dynojet thunderslide kit, and a 45 low jet, air fuel mixture screw turned out 3 full turns and NGK DPR7ES spark plugs gaped at .040" and torques to 18 ft lbs, then Dynoed tuned on a 250 load controller dyno. Johnny