Revolutionary Flush Station: simultaneously flush 4 filters at a time. Flush Station has features no other machine has. Depending on ash levels of a DPF filter the touch screen panel will allow you to program stations one through four to flush and purge at different intervals. The only machine on the market to service closed end light duty automotive and heavy-duty DPF filters at the same time. Perfect for single operator business or high volume shops. All parts made in the U.S.A. Parts are readily available and don’t have to be shipped from overseas.