United States
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Number 1 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 Volkswagen Reduction Agent Tank, part number 4M0131878CP. This tank stores the reduction agent (e.g., AdBlue) used in selective catalytic reduction (SCR) systems to reduce NOx emissions. It is located in the exhaust system assembly. Genuine OEM parts ensure precise fitment and factory-level performance for your vehicle's emissions control system.
Catalogue entry: TANK Without sensor; also use: 4M0 907 355 H; 4M0 131 963 B; See parts bulletin: (1-89); SVM code for coding: XCHGACA015.
Use with: 4M0907355H, 4M0131963B. Fitted with: 4M0131878CQ TANK, N91195601 BOLT, 4M0131963B LEAD, 5Q0131980B COVER, 5Q0131980C COVER, 4M0131878CN TANK, 4M0131941C Sensor.
Technical details
- Category
- Exhaust
- Customs (HS) code
- 87089997
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 79 × 50.5 × 37 cm
- Shipping weight
- 4.6 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
