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Number 9 marks the part’s position in this exploded view (Audi Q8 Quattro 3,0 (2018-)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi AdBlue Fluid Line, part number 4M0131961B. This line is a critical component of the Selective Catalytic Reduction (SCR) system, responsible for transporting AdBlue (Diesel Exhaust Fluid) to the exhaust system. It is typically routed from the AdBlue tank and pump assembly towards the front of the vehicle, connecting to the injector. Weighing approximately 0.219 kg and measuring 0.35 meters in length, it is designed for precise routing and fluid compatibility. Using a genuine OEM AdBlue fluid line ensures proper sealing, resistance to corrosive DEF fluid, and accurate delivery, which is vital for maintaining emissions compliance and system reliability.
Catalogue entry: LEAD.
Technical details
- Category
- Emissions
- Customs (HS) code
- 73269098
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 35 × 30 × 7 cm
- Shipping weight
- 0.22 kg
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
Replaces older part numbers
This is the current manufacturer number. Older numbers on this road are no longer supplied.
- 4M0131961Not stocked
Apr 2016 - 4M0131961ANot stocked
Nov 2018 - 4M0131961BThis pageCurrent number
