Skip to main content
Genuine OEM & performance parts — ships to United States

Target · Diagram

Find this reference above

Number 1 marks the part’s position in the exploded view.

Product overview

Genuine OEM Volkswagen Reservoir A Reduction Agent, part number 3Q0131877H. This reservoir is designed to hold the reduction agent, commonly known as AdBlue, which is used in the selective catalytic reduction (SCR) system to reduce NOx emissions. It is an integral part of the vehicle's emissions and exhaust system. The reservoir assembly weighs approximately 6.663 kg. Genuine OEM reservoirs are constructed from materials specifically chosen for compatibility with AdBlue and to prevent leaks, ensuring the longevity and effectiveness of the emissions control system.

Catalogue entry: RA TANK; contains additional positions: 3.

Fitted with: 3Q0131877D RA TANK, 3Q0131877F RA TANK, N0195307 BOLT, N10158605 BOLT.

Technical details

Category
Fuel System
Customs (HS) code
87089997
Manufacturer
Volkswagen
Product Type
Genuine new auto parts
Shipping size (L × W × H)
55 × 47 × 35.5 cm
Shipping weight
6.66 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

Parts diagram & fitment

3 vehicles

Reduction Agent Tank Plus Heater — locate 3Q0131877H Volkswagen Reservoir A Reduction Agent | Genuine OEM in the official exploded view and explore the surrounding assembly.

Parts in this assembly48
Vehicle fitment table3

Europe (3)

VehicleYearsPos.
Arteon2017-20231
Superb Combi2015-20241
Passat saloon2014-20241

Diagrams & fitment data powered by oemdiagrams.com

3Q0131877H Volkswagen Reservoir A Reduction Agent | Genuine OEM is fitted on: Arteon 2017-2023; Superb Combi 2015-2024; Passat saloon 2014-2024.