Basically, downpipes are for turbos only, although the equally-tasked header is for non-turbocharged motor vehicles. Technically you can however use headers using a turbo, nevertheless it would have to certainly be a personalized turbo technique that connects to your turbos within the exhaust immediately after putting in the header foundation. https://cristianhlqu52851.wikiexcerpt.com/3018547/the_growing_demand_for_ear_candles_exploring_wholesale_and_bulk_purchasing_options