Fuel & Air

Include the jets, needles, instructions, etc. necessary to recalibrate stock engines with CV carbs Recalibrate your stock Keihin CV carb to make full use of the performance potential Kits provide broad-range performance gains and maintain stock...

Include the jets, needles, instructions, etc. necessary to recalibrate stock engines with CV carbs Recalibrate your stock Keihin CV carb to make full use of the performance potential Kits provide broad-range performance gains and maintain stock...

Include the jets, needles, instructions, etc. necessary to recalibrate stock engines with CV carbs Recalibrate your stock Keihin CV carb to make full use of the performance potential Kits provide broad-range performance gains and maintain stock...

Stage 2: stock/mild modified engine, stock/modified pipes, stock/modified filters; about an 8% power increase Increases power and drivability Fully adjustable. JETKIT DUC M750 S2

Stage 7: race only, high rpm, not for street use Increases power and drivability Fully adjustable. JETKIT YAM YZF600R S7

Stage 3: stock/mild modified engine, stock/modified pipes, individual air filters; drivability may be compromised, N/A for some motors; about a 10-15% power increase Increases power and drivability Fully adjustable. JETKIT YAM XJ700 S3

Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase Increases power and drivability Fully adjustable. JETKIT YAM FZ1

Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase Increases power and drivability Fully adjustable. JETKIT YAM R1

Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase Increases power and drivability Fully adjustable. JETKIT YAM R1

Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase Increases power and drivability Fully adjustable. JETKIT YAM R6

Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase Increases power and drivability Fully adjustable. JETKIT YAM R6

Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase Increases power and drivability Fully adjustable. JETKIT YAM XVZ1300