Exhaust Manifold Smog Tube Eliminator - 1/2"-20
Correct block-off plug used when converting currently produced exhaust manifolds with holes for smog tubes back to pre-smog usage. Each 8 cylinder manifold requires 4 plugs per side.
1983-2020 Chevrolet All Models Parts - Emission Control Hardware
Classic Industries offers a wide selection of Emission Control Components for your 1983-2020 Chevrolet All Models. Classic Industries offers 1983-2020 Chevrolet All Models Catalytic Converters, 1983-2020 Chevrolet All Models Check Valves, 1983-2020 Chevrolet All Models EGR Valves, 1983-2020 Chevrolet All Models Emissions Sensors, 1983-2020 Chevrolet All Models Hardware, 1983-2020 Chevrolet All Models Hoses & Clamps, 1983-2020 Chevrolet All Models Mass Air Flow Sensor, 1983-2020 Chevrolet All Models Pulleys, 1983-2020 Chevrolet All Models Smog Pumps & Components, and 1983-2020 Chevrolet All Models Vapor & Charcoal Parts.