Compatibility and size: 25 mm inner diameter exhaust pipe elbow connector for Eberspacher and Webasto diesel heater exhaust systems. Function and design: User friendly elbow connector designed for easy installation and reliable connection in tight spaces. Helps route the heater exhaust where space is limited and maintains a clean, straightforward installation. Performance and appearance: Aims to smooth exhaust flow for the heater, with potential improvements in power delivery and driving experience. Contributes to a neat, integrated look in your vehicle's exhaust setup. Key benefits: Easy to install and connect Improves routing of diesel heater exhaust 25 mm inner diameter fits compatible 25 mm exhaust pipes Could enhance exhaust flow and overall performance 23 practical use scenarios: Scenario 1: Install on a vehicle with an Eberspacher or Webasto diesel heater to route exhaust around obstacles in tight engine compartments. Scenario 2: a worn or damaged exhaust elbow connector in an existing Eberspacher/Webasto installation to restore smooth exhaust flow. Scenario 3: Use in a compact RV or van where a 25 mm elbow connector is needed to change the exhaust direction without crowding surrounding components. Installation notes: Verify compatibility with your heater model and confirm the 25 mm inner diameter matches your exhaust pipe. Ensure proper sealing and alignment during fitting.