Product Characteristics:Effective protect your engine cooling system, prevent air or oil leakage.Improving driving performance and ensure the normal cooling of the engine.Material:Made of plastic, metal, which is good sealing performance, high temperature resistance, aging resistance and wear resistance.Can withstand temperature changes and resist cracking and leaking.Specification:Type: Engine Cooling Water LineColor: BlackMaterial: Plastic, MetalSuitable for:for Audi A6 Quattro 3.0L V6 - Gas 2016-2018for Audi A7 Quattro 3.0L V6 - Gas 2016-2018for Audi A8 Quattro 3.0L V6 - Gas 2015-2018for Audi Q7 3.0L V6 - Gas 2017-2019OE Number:06E121045ASEasy Installation:Easy to install, you just need to remove the old one and install the new one.