This diesel exhaust fluid (DEF) filler neck filter is designed to match the fit and function of the original filter on specified vehicles, and is engineered for durability and reliable performance.

DEF Tank Filler Neck Filter 904-7938 Features:

• Fits 2011-2019 Mack; 2011-2019 Volvo
• Direct replacement — this diesel exhaust fluid (DEF) filler neck filter is designed to match the fit and function of the original filter on specified vehicles
• Restores functionality — reliable replacement for an original part that has failed due to clogging
• Durable construction — this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality — backed by team of product experts in the United States and more than a century of automotive experience