{"product_id":"dual-vanos-rebuild-kit-stage-4","title":"Dual VANOS Rebuild Kit - Stage 4","description":"\u003ch2\u003eBMW M52TU \/ M54 Dual VANOS Rebuild Kit — Stage 4\u003c\/h2\u003e\n\u003cp\u003eFor the most complete M52TU\/M54 VANOS service, our \u003cstrong\u003eStage 4 Dual VANOS Rebuild Kit\u003c\/strong\u003e combines the internal VANOS rebuild components from Stage 3 with the additional gaskets, grommets, and oil feed line needed to refresh the surrounding components while everything is already apart.\u003c\/p\u003e\n\u003cp\u003eBMW's Dual VANOS system independently adjusts both the intake and exhaust camshaft timing, helping the M52TU and M54 deliver smooth torque, throttle response, and drivability throughout the RPM range. Unfortunately, the original VANOS seals deteriorate with age, mileage, and repeated heat cycles.\u003c\/p\u003e\n\u003cp\u003eAs the seals wear, the VANOS pistons can lose their ability to maintain proper oil pressure and effectively control camshaft timing. Common symptoms can include \u003cstrong\u003eloss of low-RPM torque, hesitation, uneven power delivery, poor throttle response, VANOS-related fault codes, and reduced overall performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDual VANOS units can also develop mechanical wear within the bearing assemblies, creating the infamous \u003cstrong\u003eVANOS rattle\u003c\/strong\u003e. This metallic noise is often described as sounding like \u003cstrong\u003emarbles or rocks rattling around at the front of the engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003eStage 4 kit\u003c\/strong\u003e is designed for the owner who wants to tackle the VANOS rebuild and replace several common surrounding wear and sealing components at the same time.\u003c\/p\u003e\n\u003ch3\u003eStage 4 Kit Includes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 Large PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Large FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Rings for VANOS Blind Plugs\u003c\/li\u003e\n\u003cli\u003e2 Copper VANOS Oil Line Sealing Washers\u003c\/li\u003e\n\u003cli\u003e2 Anti-Rattle Bushing Sets\n\u003cul\u003e\n\u003cli\u003e2 Anti-Rattle Bushings\u003c\/li\u003e\n\u003cli\u003e4 Anti-Rattle Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 OEM VANOS Sealing Gasket\u003c\/li\u003e\n\u003cli\u003e2 Piston Housing Seals\u003c\/li\u003e\n\u003cli\u003eValve Cover Gasket\u003c\/li\u003e\n\u003cli\u003eSpark Plug Well Gaskets\u003c\/li\u003e\n\u003cli\u003e15 Valve Cover Rubber Grommets\u003c\/li\u003e\n\u003cli\u003eVANOS Oil Feed Line\u003c\/li\u003e\n\u003cli\u003eBanjo Bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Stage 4?\u003c\/h3\u003e\n\u003cp\u003eStage 4 is our \u003cstrong\u003ecomprehensive M52TU\/M54 Dual VANOS service kit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eStage 1 replaces the primary internal VANOS piston seals. Stage 2 adds the anti-rattle components. Stage 3 adds the OEM VANOS sealing gasket and piston housing seals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStage 4 adds the surrounding components that make sense to replace while you're already in there:\u003c\/strong\u003e the valve cover gasket set, 15 rubber grommets, and VANOS oil feed line with banjo bolts.\u003c\/p\u003e\n\u003cp\u003eBecause the valve cover and VANOS unit are already being removed during the repair, this is an ideal opportunity to replace aging seals rather than reinstalling old, hardened components.\u003c\/p\u003e\n\u003ch3\u003eDon't Be Fooled by Cheap VANOS Kits\u003c\/h3\u003e\n\u003cp\u003eNot all VANOS rebuild kits are created equal.\u003c\/p\u003e\n\u003cp\u003eThere are cheaper kits available online, but \u003cstrong\u003ethe quality of the seals, bearings, and materials is not necessarily the same\u003c\/strong\u003e. There's a reason some kits sell for less than half the price.\u003c\/p\u003e\n\u003cp\u003eWe source quality PTFE and FKM sealing components along with quality anti-rattle components specifically for this application. Stage 4 also includes an \u003cstrong\u003eOEM VANOS sealing gasket\u003c\/strong\u003e and the additional service components needed for a more comprehensive repair.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the job once. Do it right.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat About VANOS Rattle?\u003c\/h3\u003e\n\u003cp\u003eStage 4 is designed to address \u003cstrong\u003eboth VANOS seal deterioration and bearing-related VANOS rattle\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eM52TU and M54 Dual VANOS units can develop wear within their bearing assemblies over time. This can create the familiar metallic rattling noise from the front of the engine.\u003c\/p\u003e\n\u003cp\u003eThe included \u003cstrong\u003etwo anti-rattle bushing sets\u003c\/strong\u003e provide the bushings and bearings needed to service both VANOS bearing assemblies while the unit is apart.\u003c\/p\u003e\n\u003ch3\u003eMore Than Just a VANOS Rebuild\u003c\/h3\u003e\n\u003cp\u003eStage 4 goes beyond the VANOS unit itself.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003evalve cover gasket and spark plug well gaskets\u003c\/strong\u003e replace common leak points that can become hard and brittle with age. The \u003cstrong\u003e15 rubber grommets\u003c\/strong\u003e refresh the sealing points at the valve cover fasteners.\u003c\/p\u003e\n\u003cp\u003eWe've also included a \u003cstrong\u003eVANOS oil feed line with banjo bolts\u003c\/strong\u003e. This line supplies pressurized engine oil to the VANOS system and is another component that can develop leaks as these engines age.\u003c\/p\u003e\n\u003cp\u003eRather than removing the valve cover and VANOS unit only to reinstall decades-old surrounding components, Stage 4 allows you to refresh the entire area at once.\u003c\/p\u003e\n\u003ch3\u003eFitment Guide\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed for BMW models equipped with \u003cstrong\u003eM52TU and M54 Dual VANOS inline-six engines\u003c\/strong\u003e. Engine availability and production dates can vary by market.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears \/ Production\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320i \/ 320Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2005\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e323i \/ 323Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e325i \/ 325Ci \/ 325xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e328i \/ 328Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330i \/ 330Ci \/ 330xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520i\u003c\/td\u003e\n\u003ctd\u003e1998–2003\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e523i\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e528i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE53\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX5 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 2.5i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 3.0i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eBMW model years, production dates, and engine configurations can also vary by market. Verify that your vehicle is equipped with an \u003cstrong\u003eM52TU or M54 engine\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003cp\u003eThis kit is \u003cstrong\u003enot intended for the earlier M50TU\/M52 Single VANOS system or the later N52\/N54-series VANOS systems.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eStage 4: The Comprehensive Dual VANOS Service Kit\u003c\/h3\u003e\n\u003cp\u003eChoose \u003cstrong\u003eStage 4\u003c\/strong\u003e when you want to tackle the VANOS rebuild and the common surrounding maintenance items in one job.\u003c\/p\u003e\n\u003cp\u003eWith the complete \u003cstrong\u003ePTFE and FKM seal package, dual anti-rattle bushing sets, OEM VANOS sealing gasket, piston housing seals, valve cover gasket set, 15 rubber grommets, and VANOS oil feed line with banjo bolts\u003c\/strong\u003e, Stage 4 gives you the most comprehensive package in our M52TU\/M54 Dual VANOS lineup.\u003c\/p\u003e\n\u003cp\u003eInstead of taking everything apart only to reinstall old seals and aging components, Stage 4 lets you refresh the entire area while you're already in there.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRebuild it once. Rebuild it right.\u003c\/strong\u003e\u003c\/p\u003e","brand":"VANOS Rebuild Kits","offers":[{"title":"Default Title","offer_id":43187147571294,"sku":"vrk-dual-stage4","price":260.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/0845\/3982\/files\/rg-ultimate-dual-vanos-kit01_b83c657c-2f24-479c-8eaf-8df1e1c582ed.png?v=1787080510","url":"https:\/\/vanosrebuildkits.com\/products\/dual-vanos-rebuild-kit-stage-4","provider":"VANOS Rebuild Kits","version":"1.0","type":"link"}