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Genuine OEM & performance parts — ships to United States

Target · Diagram

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Number 7 marks the part’s position in this exploded view (Audi A8L qu. 3.0 TDI (2013-2018)).

Other diagrams in the gallery may use a different number for the same part.

Product overview

Genuine OEM Audi HVAC Heating Coolant Hose, part number 4H0819334Q. This hose is specifically designed to supply hot coolant to the vehicle's heating system, enabling cabin climate control. It features a protective sleeve, as seen in the image. Weighing 0.095 kg and measuring 0.27 m in length, this hose is constructed for durability and resistance to high temperatures and pressures. Using a genuine OEM hose ensures proper routing, leak-free connections, and reliable performance of the HVAC heating function.

Catalogue entry: HOSE.

Technical details

Category
Heating & A/C
Customs (HS) code
40093100
Manufacturer
Audi
Product Type
Genuine new auto parts
Shipping size (L × W × H)
27 × 5.8 × 3.8 cm
Shipping weight
0.1 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.

Supersession roadoldest to newest
  1. 4H2819371ANot stocked
    Sep 2012
  2. 4H0819334QThis pageCurrent number