Genuine OEM Audi CV Joint Heat Shield, part number 8W0399300F. This heat shield is positioned on the right side, protecting the CV joint from excessive heat generated by the exhaust system or other engine components. Constructed from lightweight, corrugated sheet metal, it weighs approximately 0.12 kg and measures 0.5 meters in length. Using genuine OEM heat shields ensures proper thermal insulation, preventing premature wear and failure of critical drivetrain components due to heat exposure.