The 2/2.5 gallon Valvoline Air Shield DEF is a Diesel exhaust fluid from Valvoline based on a aqueous urea solution (32.5% def) formula. Compatible with all scr-equipped diesel vehicles, applied to the def tank. Reduces NOx emissions in SCR systems. Provides high protection.

• Brand: Valvoline
• Product Type: Diesel exhaust fluid
• Base Formulation: Aqueous urea solution (32.5% DEF)
• Color: Clear
• Placement: DEF tank
• Service Type: One-step service
• Industry Application: Emissions control
• Specification: Air Shield DEF formula
• Protection Degree: High protection
• Package Size: 2/2.5 gallon

• Class 1–8 diesel trucks and equipment
• Commercial fleet diesel vehicles
• Agricultural and construction diesel engines
• Stationary diesel generators
• Marine diesel engines

All SCR-equipped diesel vehicles Always verify compatibility with your specific vehicle or equipment before use.

Meets: Air Shield DEF formula. Pour into DEF tank