VW PASSAT B5.5 1.9 TDI COOLANT EXPANSION TANK HEADER BOTTLE RESERVOIR 2001-2005
VW Passat B5.5 1.9 TDI Coolant Expansion Tank Reservoir
Genuine OEM coolant expansion header bottle compatible with Volkswagen Passat B5.5 models covering model years 2001 through 2005.
OEM Reliability
Genuine Volkswagen factory tank ensuring accurate coolant level monitoring and optimal pressurization.
Thoroughly Tested
Inspected and pressure tested to ensure no hairline cracks, leaks, or internal sediment blockage.
Direct Fitment
Exact factory mounting points and hose outlet placement for straightforward installation.
Secure Packaging
Carefully padded and boxed to prevent transit impact damage or cracking.
Technical Specifications & Details
Part Category: Engine Cooling Systems / Expansion Tanks
Vehicle Generation: Volkswagen Passat B5.5 [2001–2005]
Buyer Assurance: Please verify your vehicle engine spec and connector layout prior to purchase.
Broader Fitment & Compatibility Matrix
Review the precise vehicle application compatibility breakdown below:
✓ Supported Vehicle Models & Years
| Make & Compatible Models | Years Range | Application Details |
|---|---|---|
| VW Passat B5.5 (Saloon & Estate) | 2001–2005 | Direct OEM coolant expansion tank matching 1.9 TDI and shared B5.5 engine bay configurations (Model Years: 2001, 2002, 2003, 2004, 2005). |
✗ Incompatible Configurations
| Make & Platform | Compatibility | Reason for Incompatibility |
|---|---|---|
| Passat B5 (Pre-Facelift 1996-2000) / B6 (2005-2010) | Incompatible | Different chassis coolant reservoir shape, mounting tabs, and hose routing configurations. |
Installation Guidance
Allow the engine to cool completely before servicing the cooling system. Refill with proper G12/G13 coolant mixture and bleed air from the system after installation.
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