{"product_id":"supertech-valve-spring-kit-ea888-gen-3-high-performance-upgrade","title":"Supertech Valve Spring Kit – EA888 Gen 3 (High Performance Upgrade)","description":"\u003cp\u003eThe Supertech Valve Spring Kit for EA888 Gen 3 engines is designed for high performance and high boost applications where the factory valve springs can become a limitation.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eStronger springs improve valve control at higher RPM and under increased boost pressure, helping prevent valve float and ensuring stable valvetrain operation in performance builds.\u003cbr\u003eThis kit is ideal for hybrid turbo, big turbo, and high power EA888 Gen 3 engines where reliability at higher engine speeds is critical.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eFeatures\u003cbr\u003e✔ Supertech high performance valve springs\u003cbr\u003e✔ Increased seat pressure for improved valve control\u003cbr\u003e✔ Designed for high RPM and high boost applications\u003cbr\u003e✔ Direct upgrade for EA888 Gen 3 cylinder heads\u003cbr\u003eSuitable For\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eEA888 Gen 3 engines including:\u003cbr\u003e• Golf R\u003cbr\u003e• Audi S3\u003cbr\u003e• Golf GTI\u003cbr\u003e• Cupra models\u003cbr\u003e• Engines codes such as CJX \/ DJH \/ DNU\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eRecommended For\u003cbr\u003e• Hybrid turbo builds\u003cbr\u003e• Big turbo setups\u003cbr\u003e• High RPM applications\u003cbr\u003e• Performance engine rebuilds\u003c\/p\u003e","brand":"UNA Performance","offers":[{"title":"Default Title","offer_id":52775498776918,"sku":null,"price":475.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0938\/8988\/8598\/files\/rn-image_picker_lib_temp_d5e7d669-78b0-4938-af10-273208fbae2a.jpg?v=1772989333","url":"https:\/\/unaperformance.co.uk\/products\/supertech-valve-spring-kit-ea888-gen-3-high-performance-upgrade","provider":"UNA Performance","version":"1.0","type":"link"}