{"product_id":"rk-autowerks-s58-stage-2-turbo-upgrade-m2-m3-m4-x3m-x4m","title":"RK Autowerks S58 Stage 2 Turbo Upgrade – M2\/M3\/M4\/X3M\/X4M","description":"\u003ch3 class=\"\"\u003e\u003cstrong\u003eRK Autowerks Stage 2 Turbo Upgrade for S58\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe RK Autowerks Stage 2 Turbo Upgrade is designed for S58 owners who want significantly more power while maintaining stock-like drivability, fast spool, and full integration with OEM systems—including launch control. This setup is ideal for street and track use, offering a reliable path to 900+ WHP when paired with the right supporting modifications.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eBuilt In-House:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eEach unit starts with OEM turbocharger cores. We precisely machine and modify the housings on our in-house 5-axis CNC mill to accommodate upgraded internals. This method preserves OEM fitment and results in a true\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebolt-on turbo solution\u003c\/strong\u003e—no cutting, no adapters, no surprises.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePerformance Highlights:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSupports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e40+ PSI\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof boost\u003c\/li\u003e\n\u003cli\u003eDelivers\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e900+ WHP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith proper fueling and tuning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetains OEM spool characteristics\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand drivability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintains factory launch control\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctionality\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCNC-machined \u0026amp; assembled in-house\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on using factory mounting points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo tuning included\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– intended for experienced tuners or shops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eVehicle Compatibility:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M2 (G87) – 2023+\u003c\/li\u003e\n\u003cli\u003eBMW M3 (G80) – 2021+\u003c\/li\u003e\n\u003cli\u003eBMW M4 (G82\/G83) – 2021+\u003c\/li\u003e\n\u003cli\u003eBMW X3M (F97) – 2019+\u003c\/li\u003e\n\u003cli\u003eBMW X4M (F98) – 2019+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eCore Exchange:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eOEM turbo cores are required with your purchase. Your upgraded units will be built using these cores unless otherwise arranged. If you are sending in cores for rebuild, please allow for 1–3 business days turnaround depending on our current queue.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eImportant Disclaimer:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eDo NOT use factory inlet pipes.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse upgraded inlets that match your intake system. Failure to do so will void warranty and disqualify your unit from exchange.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eWhy Choose RK\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eRK Autowerks manifolds are engineered and built in-house in Fort Worth, TX. We don’t outsource. Every unit is CNC-machined and hand-assembled for precise fit and performance. Trusted on street builds and world-record track cars alike, this is the same manifold platform we use in our own 1000+ WHP vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cstrong\u003e\u003cem\u003eCore Deposit- Will Send Core Back within 21 Days of Receiving Turbos from RK\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"RK Autowerks","offers":[{"title":"Will Ship Turbo First","offer_id":48504673730805,"sku":null,"price":4499.0,"currency_code":"USD","in_stock":true},{"title":"Keep My Turbos","offer_id":48504677695733,"sku":null,"price":6999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/9522\/9173\/files\/IMG_9106_jpg.jpg?v=1785870493","url":"https:\/\/cicioperformance.com\/products\/rk-autowerks-s58-stage-2-turbo-upgrade-m2-m3-m4-x3m-x4m","provider":"Cicio Performance","version":"1.0","type":"link"}