EGR1998 BWD EGR Valve v190426-v190845-v190846-v190849-v190850-v190851-v190855-v190856-v190857-v190861-v190862-v190863-v190867-v190868-v190869-v190873-v190874-v197672-v197673-v311500-v197674-v407151-v407152-v197762-v200474 1974 Chevrolet K5 Blazer 1979

1974 Chevrolet K5 Blazer 1979

1999 Chevrolet Monte Carlo 1997

2017 Chevrolet Captiva 2022

1997 Dodge Ram 2500 1994

1988 Chevrolet El Camino 1982

EGR1998 BWD EGR Valve v190426-v190845-v190846-v190849-v190850-v190851-v190855-v190856-v190857-v190861-v190862-v190863-v190867-v190868-v190869-v190873-v190874-v197672-v197673-v311500-v197674-v407151-v407152-v197762-v200474 1974 Chevrolet K5 Blazer 1979The BWD EGR Valve function creates a small passageway for the exhaust to flow back into the engine helps reduce Nitrous Oxides (NOx) pollutant from entering into the atmosphere EGR valve operates by either applying vacuum to operate a diaphragm with a small amount of exhaust backpressure or electronically with the uses of one or more control solenoids or stepper motors Meets or exceeds OEM requirements