{"product_id":"s58-single-turbo-kit","title":"S58 Top-Mount Single Turbo Kit (G8X \/ X3M \/ X4M)","description":"\u003ch1 data-start=\"108\" data-end=\"163\"\u003eS58 Cast Top-Mount Single Turbo Kit (G8X \/ X3M \/ X4M)\u003c\/h1\u003e\n\u003cp data-start=\"165\" data-end=\"315\"\u003eIf you’ve been waiting on a real single turbo option for the S58 that’s built right, fits right, and doesn’t come with a crazy price tag — this is it.\u003c\/p\u003e\n\u003cp data-start=\"317\" data-end=\"535\"\u003eThis is our \u003cstrong data-start=\"329\" data-end=\"364\"\u003ecast top-mount single turbo kit\u003c\/strong\u003e for BMW’s S58 platform. It’s designed for customers who want a clean, complete top-mount setup that can support \u003cstrong data-start=\"477\" data-end=\"493\"\u003eup to 1200hp\u003c\/strong\u003e with the right turbo and supporting mods.\u003c\/p\u003e\n\u003cp data-start=\"537\" data-end=\"571\"\u003eThe goal with this kit was simple:\u003c\/p\u003e\n\u003cp data-start=\"573\" data-end=\"702\"\u003e\u003cstrong data-start=\"573\" data-end=\"702\"\u003eMake a single turbo conversion that’s strong, reliable, and aggressively priced — while still being made entirely in the USA.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"704\" data-end=\"707\"\u003e\n\u003ch2 data-start=\"709\" data-end=\"734\"\u003eFitment (RWD + xDrive)\u003c\/h2\u003e\n\u003cp data-start=\"736\" data-end=\"794\"\u003eThis kit fits \u003cstrong data-start=\"750\" data-end=\"782\"\u003eboth RWD and xDrive S58 cars\u003c\/strong\u003e, including:\u003c\/p\u003e\n\u003cul data-start=\"796\" data-end=\"896\"\u003e\n\u003cli data-start=\"796\" data-end=\"808\"\u003e\n\u003cp data-start=\"798\" data-end=\"808\"\u003e\u003cstrong data-start=\"798\" data-end=\"808\"\u003eG80 M3\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"809\" data-end=\"829\"\u003e\n\u003cp data-start=\"811\" data-end=\"829\"\u003e\u003cstrong data-start=\"811\" data-end=\"829\"\u003eG81 M3 Touring\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"830\" data-end=\"842\"\u003e\n\u003cp data-start=\"832\" data-end=\"842\"\u003e\u003cstrong data-start=\"832\" data-end=\"842\"\u003eG82 M4\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"843\" data-end=\"855\"\u003e\n\u003cp data-start=\"845\" data-end=\"855\"\u003e\u003cstrong data-start=\"845\" data-end=\"855\"\u003eG83 M4\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"856\" data-end=\"868\"\u003e\n\u003cp data-start=\"858\" data-end=\"868\"\u003e\u003cstrong data-start=\"858\" data-end=\"868\"\u003eG87 M2\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"869\" data-end=\"882\"\u003e\n\u003cp data-start=\"871\" data-end=\"882\"\u003e\u003cstrong data-start=\"871\" data-end=\"882\"\u003eF97 X3M\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"883\" data-end=\"896\"\u003e\n\u003cp data-start=\"885\" data-end=\"896\"\u003e\u003cstrong data-start=\"885\" data-end=\"896\"\u003eF98 X4M\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"898\" data-end=\"1040\"\u003eIf you’re unsure about your exact setup (especially downpipe\/exhaust configuration), message us and we’ll confirm it with you before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1042\" data-end=\"1045\"\u003e\n\u003ch2 data-start=\"1047\" data-end=\"1084\"\u003eCast Top-Mount Manifold (USA Made)\u003c\/h2\u003e\n\u003cp data-start=\"1086\" data-end=\"1142\"\u003eThe heart of the kit is the \u003cstrong data-start=\"1114\" data-end=\"1141\"\u003ecast top-mount manifold\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1144\" data-end=\"1344\"\u003eWe went cast for a reason — it holds up better long term, handles heat cycling well, and it’s a solid choice for anyone who actually plans on driving the car hard instead of just chasing dyno numbers.\u003c\/p\u003e\n\u003cp data-start=\"1346\" data-end=\"1474\"\u003eTop-mount placement also keeps everything \u003cstrong data-start=\"1388\" data-end=\"1402\"\u003eaccessible\u003c\/strong\u003e, makes the setup easier to work on, and keeps the overall layout clean.\u003c\/p\u003e\n\u003chr data-start=\"1476\" data-end=\"1479\"\u003e\n\u003ch2 data-start=\"1481\" data-end=\"1515\"\u003eTwin Turbosmart 45mm Wastegates\u003c\/h2\u003e\n\u003cp data-start=\"1517\" data-end=\"1617\"\u003eBoost control is one of the biggest issues with high-power setups if you cheap out or go undersized.\u003c\/p\u003e\n\u003cp data-start=\"1619\" data-end=\"1764\"\u003eThis kit uses \u003cstrong data-start=\"1633\" data-end=\"1668\"\u003edual Turbosmart 45mm wastegates\u003c\/strong\u003e, which gives you the control needed to keep boost stable and consistent at higher power levels.\u003c\/p\u003e\n\u003cp data-start=\"1766\" data-end=\"1893\"\u003eWhether you’re on lower boost for a safe street setup or turning it up on ethanol, you’re not fighting unstable boost behavior.\u003c\/p\u003e\n\u003chr data-start=\"1895\" data-end=\"1898\"\u003e\n\u003ch2 data-start=\"1900\" data-end=\"1936\"\u003eBuilt for Up To 1200HP Capability\u003c\/h2\u003e\n\u003cp data-start=\"1938\" data-end=\"2059\"\u003eThis kit is designed to support \u003cstrong data-start=\"1970\" data-end=\"1986\"\u003eup to 1200hp\u003c\/strong\u003e potential depending on your turbo selection, fueling, and overall setup.\u003c\/p\u003e\n\u003cp data-start=\"2061\" data-end=\"2200\"\u003eTo be clear: the kit isn’t the limiting factor here — \u003cstrong data-start=\"2115\" data-end=\"2200\"\u003eyour turbo choice, fuel system, and tuning are what will decide the final number.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2202\" data-end=\"2247\"\u003eThis is the right foundation if your goal is:\u003c\/p\u003e\n\u003cul data-start=\"2248\" data-end=\"2382\"\u003e\n\u003cli data-start=\"2248\" data-end=\"2287\"\u003e\n\u003cp data-start=\"2250\" data-end=\"2287\"\u003e900whp street setup that’s reliable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2288\" data-end=\"2321\"\u003e\n\u003cp data-start=\"2290\" data-end=\"2321\"\u003e1000–1100whp build that hooks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2322\" data-end=\"2382\"\u003e\n\u003cp data-start=\"2324\" data-end=\"2382\"\u003eFull 1200hp capable setup with the right supporting mods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2384\" data-end=\"2387\"\u003e\n\u003ch2 data-start=\"2389\" data-end=\"2445\"\u003eCatch Can Bracket Comes Standard (Catch Can Optional)\u003c\/h2\u003e\n\u003cp data-start=\"2447\" data-end=\"2586\"\u003eThis kit includes a \u003cstrong data-start=\"2467\" data-end=\"2521\"\u003ecatch can \/ coolant relocation bracket as standard\u003c\/strong\u003e, so your engine bay stays clean and everything mounts correctly.\u003c\/p\u003e\n\u003cp data-start=\"2588\" data-end=\"2838\"\u003e\u003cstrong data-start=\"2588\" data-end=\"2617\"\u003eCatch can kit is optional\u003c\/strong\u003e, meaning you can choose to add it depending on your build and goals. We recommend it for higher power setups and customers that want the cleanest long-term oil control possible, but it is \u003cstrong data-start=\"2806\" data-end=\"2822\"\u003enot required\u003c\/strong\u003e to run the kit.\u003c\/p\u003e\n\u003chr data-start=\"2840\" data-end=\"2843\"\u003e\n\u003ch2 data-start=\"2845\" data-end=\"2863\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cp data-start=\"2865\" data-end=\"2987\"\u003eThis kit is built to cover the parts people always end up piecing together later. No guessing, no random missing hardware.\u003c\/p\u003e\n\u003cp data-start=\"2989\" data-end=\"3002\"\u003e\u003cstrong data-start=\"2989\" data-end=\"3002\"\u003eIncluded:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3003\" data-end=\"3371\"\u003e\n\u003cli data-start=\"3003\" data-end=\"3040\"\u003e\n\u003cp data-start=\"3005\" data-end=\"3040\"\u003eCast top-mount turbo manifold (S58)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3041\" data-end=\"3077\"\u003e\n\u003cp data-start=\"3043\" data-end=\"3077\"\u003e\u003cstrong data-start=\"3043\" data-end=\"3077\"\u003e(2) Turbosmart 45mm wastegates\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3078\" data-end=\"3114\"\u003e\n\u003cp data-start=\"3080\" data-end=\"3114\"\u003eDownpipe components (with gaskets)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3115\" data-end=\"3132\"\u003e\n\u003cp data-start=\"3117\" data-end=\"3132\"\u003eManifold gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3133\" data-end=\"3144\"\u003e\n\u003cp data-start=\"3135\" data-end=\"3144\"\u003eDump tube\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3145\" data-end=\"3171\"\u003e\n\u003cp data-start=\"3147\" data-end=\"3171\"\u003eOil feed line + fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3172\" data-end=\"3214\"\u003e\n\u003cp data-start=\"3174\" data-end=\"3214\"\u003eOil drain hose + drain flange + hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3215\" data-end=\"3248\"\u003e\n\u003cp data-start=\"3217\" data-end=\"3248\"\u003eCoolant hose + relocation parts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3249\" data-end=\"3276\"\u003e\n\u003cp data-start=\"3251\" data-end=\"3276\"\u003eCoolant extension harness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3277\" data-end=\"3292\"\u003e\n\u003cp data-start=\"3279\" data-end=\"3292\"\u003eTurbo blanket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3293\" data-end=\"3315\"\u003e\n\u003cp data-start=\"3295\" data-end=\"3315\"\u003e3” silicone couplers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3316\" data-end=\"3371\"\u003e\n\u003cp data-start=\"3318\" data-end=\"3371\"\u003e\u003cstrong data-start=\"3318\" data-end=\"3371\"\u003eCatch can \/ coolant relocation bracket (standard)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3373\" data-end=\"3393\"\u003e\u003cstrong data-start=\"3373\" data-end=\"3393\"\u003eOptional add-on:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3394\" data-end=\"3409\"\u003e\n\u003cli data-start=\"3394\" data-end=\"3409\"\u003e\n\u003cp data-start=\"3396\" data-end=\"3409\"\u003eCatch can kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote data-start=\"3411\" data-end=\"3478\"\u003e\n\u003cp data-start=\"3413\" data-end=\"3478\"\u003e\u003cstrong data-start=\"3413\" data-end=\"3438\"\u003eTurbo is configurable\u003c\/strong\u003e depending on your build and power goal.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"3480\" data-end=\"3483\"\u003e\n\u003ch2 data-start=\"3485\" data-end=\"3501\"\u003eWhy This Kit?\u003c\/h2\u003e\n\u003cp data-start=\"3503\" data-end=\"3591\"\u003eThere are a lot of S58 turbo kits out there — the difference is most of them are either:\u003c\/p\u003e\n\u003col data-start=\"3592\" data-end=\"3720\"\u003e\n\u003cli data-start=\"3592\" data-end=\"3638\"\u003e\n\u003cp data-start=\"3595\" data-end=\"3638\"\u003einsanely overpriced for what you get\u003cbr data-start=\"3631\" data-end=\"3634\"\u003eor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3639\" data-end=\"3720\"\u003e\n\u003cp data-start=\"3642\" data-end=\"3720\"\u003e“cheap” but missing key parts, questionable quality, or inconsistent fitment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-start=\"3722\" data-end=\"3827\"\u003eThis kit is built for the customer that wants \u003cstrong data-start=\"3768\" data-end=\"3799\"\u003ea proper single turbo setup\u003c\/strong\u003e at the best price possible.\u003c\/p\u003e\n\u003cp data-start=\"3829\" data-end=\"4062\"\u003e✅ \u003cstrong data-start=\"3831\" data-end=\"3859\"\u003eMade entirely in America\u003c\/strong\u003e\u003cbr data-start=\"3859\" data-end=\"3862\"\u003e✅ \u003cstrong data-start=\"3864\" data-end=\"3889\"\u003eCast top-mount design\u003c\/strong\u003e\u003cbr data-start=\"3889\" data-end=\"3892\"\u003e✅ \u003cstrong data-start=\"3894\" data-end=\"3929\"\u003eTwin 45mm Turbosmart wastegates\u003c\/strong\u003e\u003cbr data-start=\"3929\" data-end=\"3932\"\u003e✅ Fits \u003cstrong data-start=\"3939\" data-end=\"3955\"\u003eRWD + xDrive\u003c\/strong\u003e\u003cbr data-start=\"3955\" data-end=\"3958\"\u003e✅ Designed around \u003cstrong data-start=\"3976\" data-end=\"4001\"\u003e1200hp capable builds\u003c\/strong\u003e\u003cbr data-start=\"4001\" data-end=\"4004\"\u003e✅ One of the most aggressively priced kits on the market\u003c\/p\u003e\n\u003chr data-start=\"4064\" data-end=\"4067\"\u003e\n\u003ch2 data-start=\"4069\" data-end=\"4087\"\u003eImportant Notes\u003c\/h2\u003e\n\u003cul data-start=\"4089\" data-end=\"4301\"\u003e\n\u003cli data-start=\"4089\" data-end=\"4130\"\u003e\n\u003cp data-start=\"4091\" data-end=\"4130\"\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4131\" data-end=\"4150\"\u003e\n\u003cp data-start=\"4133\" data-end=\"4150\"\u003eTuning required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4151\" data-end=\"4235\"\u003e\n\u003cp data-start=\"4153\" data-end=\"4235\"\u003eSupporting mods required for higher power goals (fuel system, intercooler, etc.)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4236\" data-end=\"4301\"\u003e\n\u003cp data-start=\"4238\" data-end=\"4301\"\u003eExhaust components are \u003cstrong data-start=\"4261\" data-end=\"4282\"\u003eoff-road use only\u003c\/strong\u003e where applicable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sle Performance","offers":[{"title":"Pulsar 6870 Next Gen \/ No","offer_id":51228764635300,"sku":null,"price":4999.99,"currency_code":"USD","in_stock":false},{"title":"Pulsar 6870 Next Gen \/ Yes","offer_id":51228764668068,"sku":null,"price":5349.99,"currency_code":"USD","in_stock":false},{"title":"Pulsar 7275 \/ No","offer_id":51228764700836,"sku":null,"price":4999.99,"currency_code":"USD","in_stock":false},{"title":"Pulsar 7275 \/ Yes","offer_id":51228764733604,"sku":null,"price":5349.99,"currency_code":"USD","in_stock":false},{"title":"TurboSmart 6870 \/ No","offer_id":51228764766372,"sku":null,"price":5999.99,"currency_code":"USD","in_stock":false},{"title":"TurboSmart 6870 \/ Yes","offer_id":51228764799140,"sku":null,"price":6349.99,"currency_code":"USD","in_stock":false},{"title":"TurboSmart 7275 \/ No","offer_id":51228764831908,"sku":null,"price":5999.99,"currency_code":"USD","in_stock":false},{"title":"TurboSmart 7275 \/ Yes","offer_id":51228764864676,"sku":null,"price":6349.99,"currency_code":"USD","in_stock":false},{"title":"Precision 6870 \/ No","offer_id":51228764897444,"sku":null,"price":6999.99,"currency_code":"USD","in_stock":false},{"title":"Precision 6870 \/ Yes","offer_id":51228764930212,"sku":null,"price":7349.99,"currency_code":"USD","in_stock":false},{"title":"Precision 7275 \/ No","offer_id":51228764962980,"sku":null,"price":6999.99,"currency_code":"USD","in_stock":false},{"title":"Precision 7275 \/ Yes","offer_id":51228764995748,"sku":null,"price":7349.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1098\/7428\/files\/0_1.jpg?v=1769928760","url":"https:\/\/sleperformance.com\/products\/s58-single-turbo-kit","provider":"Sle Performance","version":"1.0","type":"link"}