https://www.fearsteve.com/News/dpf-cleaner-archives-edmonton-dpf-services/ ★★★★★I came here with an active derate code and my soot level maxed out at 200%. These guys did an incredible job with their on-vehicle chemical DPF cleaning system. No need to remove the DPF box, which saved me tons of time and avoided any damage to sensors or brackets. Mon, 26 Oct 2026 13:36:08 UTC en