Save per 100Km diesel usage of 9 ~20% Reduce engine noise, Improve engine power Main ingredients1.Mixture of Rare-material and plastics, ceramics or other non-metal material Product Format1.Diesel saving products in solid form, pure mechanical parts Safety1.Test report Z1105004500 from Automobile Parts Test Center (Guangzhou)2.No negative evidence found for more than 10,000 individual use since ...