NOx Sensor N1071 by AHG — high-quality replacement part in the NOx Sensor category. AHG has been a trusted specialist in diesel particulate filters and catalytic converters for many years, focused on efficiency and environmental performance. The NOx sensor measures nitrogen oxides in the exhaust gas and is essential for the emission system (SCR/AdBlue). A faulty NOx sensor triggers the engine light, higher consumption and possibly limp mode. ✅ New part, never used ✅ 1-year parts warranty ✅ Systematic quality control before shipping ✅ Fast, careful shipping Fastparts is your specialist for engine, fuel injection and exhaust system parts: injectors, turbochargers, catalytic converters and diesel particulate filters. With locations in Brussels and Nazareth, you can order online, buy offline or collect and pay on site. Competitive prices, expert advice and fast delivery.