• Cleans and Prevents Fuel System Deposits
• Improves Thermal and Storage Stability
• Optimizes Power, Performance and Fuel Economy
• Increases Cetane Improving Combustion Efficiency

Diesel Guard Supreme Plus is powered by next-generation detergent technology, specifically engineered to clean, protect, and optimize your diesel fuel system. This cutting-edge formulation actively removes and prevents the buildup of harmful deposits, including power-robbing Internal Diesel Injector Deposits (IDID) and external tip deposits, ensuring maximum engine efficiency and performance.

Designed to combat injector sticking and fouling, Diesel Guard Supreme Plus keeps all diesel fuel systems running at their best, including highly deposit-prone High-Pressure Common Rail (HPCR) injectors. Formulated to meet and exceed industry-leading DW-10 and XUD-9 performance standards at primary treat rates, this advanced additive transforms diesel fuel into a high-performance powerhouse, delivering cleaner combustion, smoother operation, and long-term reliability.