United States
Product overview
Genuine OEM Volkswagen Coolant Breather Line, part number 4M0121081CS. This line is a critical component within the engine cooling system, responsible for managing the flow and temperature of coolant in the breather circuit. It is a long, rigid pipe, approximately 0.795 meters in length. Genuine OEM coolant lines are engineered for precise routing, proper fluid resistance, and durability under engine operating temperatures and pressures.
Catalogue entry: LINE.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 40093100
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 79.5 × 18 × 4.3 cm
- Shipping weight
- 0.11 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- 0K3
- T9I
PR codes identify the factory option a part belongs to; your vehicle’s are listed on the data sticker in the boot well or service booklet.
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
