25175037
Diesel Exhaust Fluid (DEF) Tank Reservoir
Mack

This DEF tank reservoir is a vital component for managing emissions in modern diesel engines. It stores the urea-based fluid used in selective catalytic reduction systems to reduce nitrogen oxide emissions. Properly maintaining and replacing this reservoir ensures the continuous supply of DEF, which is crucial for compliance with environmental regulations. Its design allows for easy refilling and secure sealing to prevent contamination. A well-maintained reservoir helps maintain optimal SCR system performance, contributing to cleaner exhaust gases and improved fuel efficiency. Ensuring the integrity of this tank is essential for the vehicle’s emission compliance and operational efficiency. Source One Parts Center provides this reservoir to support your truck’s emission control system and environmental responsibilities.