
The 06A 121 132AQ coolant flange by VAICO is an OE-quality direct-fit replacement for the VW New Beetle 1.8T, mounting on the back of the cylinder head. Includes seal ring for a complete, leak-free installation.
$21.00
The 06A 121 132AQ coolant flange by VAICO is an OE-quality replacement used on select Volkswagen New Beetle 1.8T applications. This multi-port coolant outlet flange mounts on the back side of the cylinder head and provides properly aligned connection points for the attached coolant hoses, helping distribute coolant between the engine, radiator, and heater circuit to maintain stable operating temperature. VAICO manufactures this component to OE specifications for a direct, reliable fit, and the part includes a seal ring for installation.
Coolant flanges are a common leak source as they age. Constant heat cycling and cooling system pressure cause the original plastic housing to become brittle, warp, or crack — leading to coolant seepage, dried coolant residue around the flange, low-coolant warnings, and potential overheating. Replacing the worn unit with VAICO 06A 121 132AQ restores a tight seal and dependable coolant flow.
Early signs of a failing coolant flange include visible coolant seepage or dried pink/orange residue around the flange body and hose connections on the back of the cylinder head. A persistent coolant odor after driving, unexplained drops in coolant reservoir level, or a low-coolant warning light are additional indicators. In advanced cases, a cracked or warped housing can cause sudden coolant loss and rapid engine overheating. Prompt replacement prevents further damage and protects the engine from heat-related failure.
OEM Reference: 06A 121 132AQ; also replaces 06A 121 132H
Brand: VAICO — OE-quality German replacement supplier
Mounts on the back side of the cylinder head for correct positioning
Multi-port design for proper coolant routing and hose alignment
Heat- and coolant-resistant composite construction
Precision-molded ports for a secure, leak-free hose interface
Includes seal ring for installation
Install the included seal ring during assembly and replace any related sensor O-rings at the same time. Use new hose clamps if the originals are weak or corroded. After installation, refill with VW/Audi-approved coolant and properly bleed the cooling system to remove trapped air before returning the vehicle to service.
Always verify fitment by VIN before ordering.
06A 121 132AQ
06A 121 132H
VAICO V10-2955
Motorad CH-6102
IMC 119 54036 001
IMC 119 54036 738
| Weight | 0.60 lbs |
|---|---|
| Dimensions | 7.0 × 6.0 × 4.0 in |
| Year | Make | Model | Engine | Notes |
|---|---|---|---|---|
| 1999-2005 | Volkswagen | Beetle | 1.8T |


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