- Laboratory flow analysis proves Boyesen dual-stage reeds outperform standard reeds
- They permit greater flow velocity over the entire range of operating pressures
- Increased performance from start-up to top acceleration
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2000-2002 | Yamaha | Mountain Max 600 MM600 | |
| 1997-2003 | Yamaha | Mountain Max 700 MM700 | |
| 2004-2006 | Yamaha | SX Venom SXV60 | |
| 2000-2003 | Yamaha | SX600R | |
| 2000-2001 | Yamaha | SX700R | |
| 1999-2003 | Yamaha | Venture 600 VT600 | |
| 1998-2003 | Yamaha | Venture 700 VT700 | |
| 1999 | Yamaha | VMAX 600 VX600 | |
| 1997-1999 | Yamaha | VMAX 700 SX VX700SX | |
| 1999-2001 | Yamaha | VMAX 700 VX700DX Deluxe | |
| 1998 | Yamaha | VMAX 700 XT VX700XT | |