- Refrigerated Transporter
- Refrigerated Vehicles & Equipment
Rypos diesel particulate filter verified by CARB
The California Air Resources Board (CARB) has verified the Rypos DPF/LETRU (Level 2 Plus) diesel particulate filter can be used to comply with the Low-Emission Transport Refrigeration Unit (LETRU) in-use performance standards on most trailer transport refrigeration units using 2002 and older model year engines