Dynojet Jet Kit - Stage 1 - Yamaha 4148

• Stage 1: stock engine/filters, stock/modified pipes; about a 5% power increase
• Stage 2: stock/mild modified engine, stock/modified pipes, stock/modified filters; about an 8% power increase
• Stage 3: stock/mild modified engine, stock/modified pipes, individual air filters; driveability may be compromised, N/A for some motors; about a 10-15% power increase
• Stage 7: race-only, high rpm, not for street use
• Increases power and drivability
• Fully adjustable

Yamaha -- XVZ 1300 A Royal Star -- (1999, 1998, 2000, 2001, 1996, 1997); Yamaha -- XVZ 1300 Royal Star Tour Classic -- (2000, 1998, 2001, 1999, 1996, 1997); Yamaha -- XVZ 1300 CT Royal Star Tour Deluxe -- (1999, 2000, 2001, 1997, 1998); Yamaha -- XVZ 1300 Royal Star Boulevard -- (2000, 2001, 1999)