Nitrogen Oxide Sensor Replacement control module A034X846. This product data sheet is originally written in English. MAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!! This is a good nitrogen oxide control module. The part # is A034X846. Make sure your part number matches before ordering. MAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!!! Stock # 4C266 This is a good nitrogen oxide control module. This item is in the category “Vehicle Parts & Accessories\Car Parts & Accessories\Advanced Driver Assistance Systems\Cruise Control Components”. The seller is “swanautoparts” and is located in this country: US. This item can be shipped worldwide. Warranty: 90 Day Brand: BMW MPN: A034X846 Item Weight: 2 Other Part Number: 2894939 Type: Cruise Control Unit