Volkswagen TDI owners, if you're dealing with overheating, coolant loss, or oil mixing with coolant, this DNJ head gasket might be your solution! This HG4246C gasket is specifically designed for 2001-2006 Volkswagen Beetle, Golf, and Jetta models with the 1.9L L4 SOHC turbocharged diesel engines (that's the BEW, BRM, and ALH engine codes). It's a 3-hole design with 1.61mm thickness, matching the original specifications perfectly. DNJ is a reputable brand with over 30 years in the engine parts business, so you know you're getting quality that meets or exceeds OEM standards. The head gasket is crucial - it seals the cylinder head to the engine block, keeping compression in, coolant and oil separate, and everything running properly. Replacement is a pretty involved job that requires mechanical experience (you'll need to remove the cylinder head), but if your gasket has failed, it's necessary to prevent serious engine damage. The part comes with DNJ's 1-year or 12,000-mile warranty for peace of mind. It also interchanges with part numbers 26145PT and 54545. These TDIs are known for lasting forever, but head gaskets can wear out over time, especially with high mileage. Using a quality replacement like this DNJ gasket ensures your reliable TDI keeps running strong for many more miles. Just make sure you have the mechanical skills or a trusted mechanic to handle the installation properly!