{"product_id":"bmw-b58-gen1-performance-cams-257-b","title":"BMW B58 Gen1 Performance Cams 257-B","description":"\u003cp\u003eStage 2 racing cams for professionally built BMW Gen 1 B58 engines making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. Must have valve spring upgrade.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eKelford Cams recommend valve spring KVS58-BT\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2016–2026 BMW | M240i \/ M340i \/ M440i \/ 540i | common B58 performance applications | B58 | 3.0L Turbo I6\u003c\/li\u003e\n\u003cli\u003e2016–2026 BMW | X3 M40i \/ X4 M40i \/ X5 xDrive40i | M Performance \/ xDrive40i | B58 | 3.0L Turbo I6\u003c\/li\u003e\n\u003cli\u003e2019–2026 BMW | Z4 | M40i | B58 | 3.0L Turbo I6\u003c\/li\u003e\n\u003cli\u003e2020–2026 Toyota | GR Supra | 3.0 \/ A91 \/ Premium | B58 | 3.0L Turbo I6\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kelford Cams","offers":[{"title":"2016–2026 BMW | M240i \/ M340i \/ M440i \/ 540i | common B58 performance applications | B58 | 3.0L Turbo I6","offer_id":47766781198530,"sku":"257-B","price":1395.0,"currency_code":"USD","in_stock":true},{"title":"2016–2026 BMW | X3 M40i \/ X4 M40i \/ X5 xDrive40i | M Performance \/ xDrive40i | B58 | 3.0L Turbo I6","offer_id":47766781231298,"sku":"257-B","price":1395.0,"currency_code":"USD","in_stock":true},{"title":"2019–2026 BMW | Z4 | M40i | B58 | 3.0L Turbo I6","offer_id":47766781264066,"sku":"257-B","price":1395.0,"currency_code":"USD","in_stock":true},{"title":"2020–2026 Toyota | GR Supra | 3.0 \/ A91 \/ Premium | B58 | 3.0L Turbo I6","offer_id":47766781296834,"sku":"257-B","price":1395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/0784\/7874\/files\/annotated-B58-cam-bolts-2-1_a1134e9f-0a0c-46b4-9c44-e87ec7297893.jpg?v=1781158955","url":"https:\/\/grocerygetterperformance.com\/products\/bmw-b58-gen1-performance-cams-257-b","provider":"Grocery Getter Performance","version":"1.0","type":"link"}