<Ul> <Li> Turbocharger - this creates some back - pressure when it is stalled </Li> <Li> EGR (Exhaust Gas Recirculator) - this valve redirects exhaust gas back into the engine intake, often through a restricted / narrow pipe . </Li> <Li> DPF (Diesel Particulate Filter) - this is a filter designed to capture soot particles that would otherwise be released into the atmosphere; It greatly obstructs exhaust flow and can sap almost as much power as a small air conditioning pump . </Li> </Ul> <Li> Turbocharger - this creates some back - pressure when it is stalled </Li> <Li> EGR (Exhaust Gas Recirculator) - this valve redirects exhaust gas back into the engine intake, often through a restricted / narrow pipe . </Li> <Li> DPF (Diesel Particulate Filter) - this is a filter designed to capture soot particles that would otherwise be released into the atmosphere; It greatly obstructs exhaust flow and can sap almost as much power as a small air conditioning pump . </Li>

When do you feel effects of engine braking