Why this exclusivity?. The coolant flange holds the ECT (Engine Coolant Temperature Sensor) and is connected to the back of the engine head. If you get a coolant leak then this will likely need replacing.
Genuine OE Quality Febi Coolant Flange - 26640
Genuine OE Quality Febi Coolant Flange - 28419
Genuine OE Quality Febi Coolant Flange - 28401
Coolant Flange W/Fuel Filter Holder 172632 Febi A6512000456 A6512001056 Quality
VW Golf MK2 MK3 MK4 Coolant Flange Fixing Bolt New Genuine OEM VW Part
Febi Coolant Temp Sensor Temperature 29643 - GENUINE - 5 YEAR WARRANTY
