Premium DEFender by Hot Shot’s Secret is engineered for hardworking farm and ag operations that depend on diesel equipment every day. 

This advanced Diesel Exhaust Fluid (DEF) additive and stabilizer cleans and prevents harmful crystallization and buildup in DEF tanks and SCR systems, keeping tractors, combines and work trucks running efficiently. Premium DEFender extends DEF shelf life, ensuring equipment performs when it matters most. One simple treatment — 1 ounce per 2.5 gallons — delivers lasting protection that saves time, maintenance costs and downtime during the busiest seasons. Available in 8 oz., 16 oz., 1 gallon and bulk sizes.

Learn more at www.HotShotSecret.com.