Give your diesel engine the protection and efficiency it deserves with Xenum Ultimax Diesel Additive — an advanced multi-functional treatment engineered for modern diesel systems (including DPF, common-rail, and turbo engines).
This professional-grade additive cleans injectors, restores fuel flow, and improves combustion for smoother performance and reduced emissions. Its lubricating and anti-corrosion agents extend injector and pump life, making it the ultimate diesel maintenance solution.
✅ Cleans and protects the entire diesel fuel system
✅ Restores lost power and reduces smoke
✅ Improves cold-start performance
✅ Reduces fuel consumption
✅ Safe for all diesel and biodiesel blends
Directions: Add the full bottle to a nearly empty tank, then refuel. Use every 5 000–10 000 km or before MOT for cleaner emissions.
 
Xenum, Diesel Additive, Fuel System Cleaner, DPF, Performance, Prestige Performance Group