06E107065CF Pistons & Rings Set Φ84.5mm STD for A6 A7 A8 2.8 FSI V6 BDX CCDA CCEA Engines Pistons Rings Rods Parts Piston and ring set designed for compatibility with specified engine models.Includes pistons, rings, and connecting rods.Meets specifications for fitment and function.Intended for use in engine rebuilds or replacements.Diameter measures 84.5mm standard size.proper compression and engine performance when installed correctly. Compatibility Note: This is a third-party replacement component.Brand and model references are included solely to indicate fitment.