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

Product overview

Genuine OEM Volkswagen Engine Oil Return Line, part number 03N145735H. This critical component is responsible for returning oil from the turbocharger assembly back to the engine's lubrication system. It is typically located within the turbocharger oil supply and return circuit. Weighing approximately 0.12 kg, this line is designed for precise fitment. Using a genuine OEM oil line ensures correct routing, material integrity, and resistance to high temperatures and pressures, preventing leaks and maintaining engine lubrication.

Catalogue entry: OIL LINE.

Fitted with: 03L145757Q SEAL, N90592705 BOLT, WHT005227 BOLT.

Technical details

Category
Engine
Customs (HS) code
84099100
Manufacturer
Volkswagen
Product Type
Genuine new auto parts
Shipping size (L × W × H)
19.5 × 18 × 3.9 cm
Shipping weight
0.12 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

5 vehicles

Oil Return Line — locate 03N145735H Volkswagen Engine Oil Return Line | Genuine OEM in the official exploded view and explore the surrounding assembly.

Parts in this assembly25
Vehicle fitment table5

Europe (5)

VehicleYearsPos.Qty
Tiguan 2.0 4Motion2017-2024301
Arteon2017-2023301
Tiguan 2.0 4Motion2016-2024301
Kodiaq2016-2024301
Passat saloon2014-2024301

Diagrams & fitment data powered by oemdiagrams.com

03N145735H Volkswagen Engine Oil Return Line | Genuine OEM is fitted on: Tiguan 2.0 4Motion 2017-2024; Arteon 2017-2023; Tiguan 2.0 4Motion 2016-2024; Kodiaq 2016-2024; Passat saloon 2014-2024.