Certified to meet permeation emission standards of 15g/M2/day. On emission-controlled vehicles, check with dealer for state and local law before use. Robust multi-layer design and construction. Showcases little to no fuel vapor loss. Highly resistant to ethanol-blended gasolines up to 100%. Highly flexible, easy to install and offers excellent fitting retention. Resistant to swelling, hardening and cracking. Flexible in temperatures from -28.9 C to 73.9 C (-20 to 165 F). Ozone and UV light resistant. Yellow color for easy identification. NOTE: Not for use with fuel-injected engines. NOTE: REQUIRES USE OF STEPLESS EAR-TYPE CLAMPS. NOTE: Exempt per EPA CARB C-U-06-028 for offroad use.