The adapter securely holds the funnel in place for safe and spill-free filling on 2011 to 2019 Duramax Vehicles. Also works on side fill vehicles. Translucent funnel with 6" opening provides a visual check to see fluid levels when filling tank. Includes 5" extension and 45° elbow for hard-to-reach DEF fill ports. Lid to keep contaminants out as well as storage for parts. Important: DEF is corrosive for some metallic surfaces. PATENT PENDING
WARNING: Cancer & Reproductive harm www.P65Warnings.ca.gov