2006 Volvo VNL Diesel Emission Components
- Walker Products®Nitrogen Oxide SensorVolvo VNL 16.1L 2006, Nitrogen Oxide Sensor by Walker Products®. Position: SCR Catalyst Outlet. The Exhaust Gas Recirculation Valve, also referred to as EGR, meters the exhaust gas that is being recirculated into the intake manifold....Valve gets stuck in the closed or open position due to a build-up of dirt, debris, or carbonClogged catalytic converter$387.77