Save per 100Km diesel usage of 9 ~20% Reduce engine noise, Improve engine power, Clean oil tube 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 ...