Genuine OEM Audi Preheater With Bracket, part number 04E965529A. This component is crucial for heating engine fluids, which significantly improves cold start performance and reduces wear on engine components during colder conditions. Weighing 0.332 kg and measuring 0.13 m in length, it is a compact yet vital part of the engine's thermal management system. Choosing a genuine OEM preheater ensures precise temperature control, optimal fluid circulation, and seamless integration with the vehicle's electrical and cooling systems, preventing potential damage from aftermarket alternatives.