General description This Cylinder Head Rocker Cover is designed for various Vauxhall and Opel models, ensuring a perfect fit and reliable performance. It serves as a replacement for the original part, providing an aftermarket solution for your vehicle's needs. Technical specifications OEM Number: 55573746 Interchangeable Part Numbers: 25198874, 25198498, 55561426 Engine Codes: A14XER, A14NEL, A14NET, B14XER, B14NEL, B14NET, A14XFL, B12XEL, B14XEJ, B14XEL, B14NEH, B14NEJ Warranty: 2 Years Condition: 100% Brand New Compatibility and accessories Compatible with Vauxhall models: Cascada (2013-2019), Insignia (2009-2017), Astra (2009-2019), Corsa (2006-2019), Meriva (2010-2019), Mokka (2012-2019), Zafira (2011-2019), and Adam (2013-2019) Compatible with Opel models: Astra J (2010-2016), Ampera (2012-2019), and others as specified Installation Ensure to check the OEM number before purchase for proper fitment. Fixate the opposite angles before installing the screws and screw down slowly