120,239 views
We hear more and more about the particulate filter (OPF-GPF-PPF) for the latest generation turbo petrol engines and the perplexities it brings to petrolheads. Let's see today on this Mercedes how much the OPF actually steals by doing tests before and after the installation of a complete sports exhaust and subsequent engine mapping! ORDERS AND APPOINTMENTS www.powerking.it [email protected] By modifying the anti-pollution elements the car no longer meets the requirements for road use. We recommend track use or private tracks/roads