{"product_id":"2017-2023-l5p-duramax-s400-turbo-kit","title":"2017-2023 L5P Duramax S400 Turbo Kit","description":"\u003cdiv style=\"border:3px solid #c0392b;background:#fff5f4;padding:18px 20px;margin:0 0 24px;border-radius:6px;\"\u003e\n\u003cp style=\"margin:0 0 10px;font-size:22px;line-height:1.25;font-weight:800;text-transform:uppercase;color:#c0392b;\"\u003eBuilt to order — not a shelf part\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;font-size:19px;line-height:1.35;font-weight:700;color:#111111;\"\u003eCurrent build \u0026amp; coat time: \u003cspan style=\"color:#c0392b;\"\u003e4–8 weeks\u003c\/span\u003e from time of order\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.5;color:#333333;\"\u003eThis is not a mass produced turbo kit. Every kit is built and welded by the same two people at FKF and goes through a rigorous QC process. Lead time varies with our current build queue — contact us before ordering if you need an exact date.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eAfter years of testing, the \u003cstrong\u003eFKF 2017-2023 L5P Duramax S400 Turbo Kit\u003c\/strong\u003e is a complete, street-proven single turbo kit for the 6.6L L5P. Developed in early 2024, with 20+ kits now on the street and track at up to 1000+ hp.\u003c\/p\u003e\n\u003ch2\u003eKey features\u003c\/h2\u003e\n\u003ch3\u003eBillet turbo pedestal\u003c\/h3\u003e\n\u003cp\u003eCNC machined from a brick of steel for years of crack-free use — a well known failure point in other L5P S400 kits. The pedestal also has a 45mm wastegate provision.\u003c\/p\u003e\n\u003ch3\u003e5\" 6061 aluminum intake\u003c\/h3\u003e\n\u003cp\u003eTrue 5\" mandrel bent intake, TIG welded. Billet MAF bung with correct placement for easy MAF scaling, tested through all the major L5P tuning names. No need to choke your S400 down to a 4\" intake. A fabricated ram air airbox is included on the 2017-2019 kit.\u003c\/p\u003e\n\u003ch3\u003e3\" 6061 aluminum Y bridge\u003c\/h3\u003e\n\u003cp\u003eFull mandrel bent 3\" tubing to both intake runners, jumping immediately to 3.5\" at the split. No section of this kit's cold side sees less than 3.5\" tubing. Integrated billet MAP bung and 2x 1\/8 NPT ports. Port matched billet intake flanges make for a smooth transition into the head.\u003c\/p\u003e\n\u003ch3\u003e3.5\" cold side tubing\u003c\/h3\u003e\n\u003cp\u003eMandrel bent with integrated IAT bungs. Includes a billet intercooler adapter proven to hold 80+ psi that works with most aftermarket intercoolers.\u003c\/p\u003e\n\u003ch3\u003e3\" two-piece hot side pipe\u003c\/h3\u003e\n\u003cp\u003eTwo piece design for ease of install, with integrated NPT ports for pre-intercooler charge system monitoring.\u003c\/p\u003e\n\u003ch3\u003e3.5\" stainless steel downpipe\u003c\/h3\u003e\n\u003cp\u003eFull mandrel bent TIG welded 304 stainless. Port matched flange and tubing size proven to make 1000+ hp without becoming a restriction.\u003c\/p\u003e\n\u003ch2\u003eAdditional components\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCouplers and boots\u003c\/strong\u003e — only multi-layer 4-ply reinforced aramid fibre boots and stainless steel clamps. You will not be fighting blown pipes when the truck makes full boost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil feed and drain lines\u003c\/strong\u003e — all required plugs and fittings for a reliable, well thought out oiling system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant plugs\u003c\/strong\u003e — billet coolant plate to plug the VGT feed at the source, plus the heater lines needed to properly reroute the coolant lines without a mid-install hardware store run.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTurbo sizing options\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eS467 83x74 .9 A\/R\u003c\/strong\u003e — the smallest turbo we recommend for the L5P. The L5P has a strong stock fuel system and this turbo has made 700+ hp on stock fuel with our kit and proper tuning, multiple times. Retains good drivability. Best with stock fuel up to 100% injectors \/ 12mm pump. Max 800 hp.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS472 87x82 1.0 A\/R\u003c\/strong\u003e — best suited to fuelling and transmission upgrades. Pairs well with 100s \/ 12mm. Still works well on the street with a higher hp threshold. Max 1000+ hp.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS476 87x82 1.0 A\/R\u003c\/strong\u003e — more performance forward, requires large injector and pump combinations. Intercooler and converter mods recommended. Max 1200+ hp.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS480 96x88 1.25 A\/R\u003c\/strong\u003e — a strictly performance turbo. 200% \/ 14mm fuel system and supporting mods recommended. 1300+ hp.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: on S400-frame turbos, the two digits after S4 are the compressor inducer diameter in mm. The \"400\" is the frame size, not the wheel.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e2017-2023 GM 2500HD \/ 3500HD trucks with the 6.6L L5P Duramax.\u003c\/p\u003e\n\u003ch2\u003ePowder coat options\u003c\/h2\u003e\n\u003cp\u003eWe offer complete customisability with powder coat combinations, and we coat the compressor cover for free with the purchase of a kit.\u003c\/p\u003e\n\u003cp\u003eIf a custom powder coat colour is desired, select \u003cstrong\u003e“Custom Colour”\u003c\/strong\u003e and state the colour in the cart notes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eColour link — \u003ca href=\"https:\/\/www.prismaticpowders.com\/canada\" title=\"Powder Coat Colors\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.prismaticpowders.com\/canada\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the lead time on the L5P S400 turbo kit?\u003c\/h3\u003e\n\u003cp\u003eCurrent lead time is 4-8 weeks from the time of order. We know that is a long wait. This is not a mass produced turbo kit — every kit is built and welded by the same two people at FKF and undergoes a rigorous QC process. We guarantee these kits are worth the wait.\u003c\/p\u003e\n\u003ch3\u003eWhich turbo size should I choose?\u003c\/h3\u003e\n\u003cp\u003eS467 for stock to mild fuel up to 800 hp, S472 for fuel and transmission upgrades up to 1000+ hp, S476 for large injector and pump combinations up to 1200+ hp, and S480 for a dedicated performance build at 1300+ hp. If you are unsure, contact us and we will help you choose.\u003c\/p\u003e\n\u003ch3\u003eDo I need to drop to a 4\" intake with this kit?\u003c\/h3\u003e\n\u003cp\u003eNo. The kit uses a true 5\" mandrel bent intake with a billet MAF bung placed for easy MAF scaling, so there is no need to choke the S400 with a 4\" intake.\u003c\/p\u003e\n\u003ch3\u003eWill the intercooler adapter work with my aftermarket intercooler?\u003c\/h3\u003e\n\u003cp\u003eThe billet intercooler adapter has been proven to hold 80+ psi and works with most aftermarket intercoolers.\u003c\/p\u003e\n\u003ch3\u003eIs the compressor cover powder coated?\u003c\/h3\u003e\n\u003cp\u003eYes. We coat the compressor cover free of charge with the purchase of a kit.\u003c\/p\u003e","brand":"Felder Kustom Fabrication","offers":[{"title":"2017-2019 \/ Raw \/ No Thanks (state turbo specs in cart notes)","offer_id":45159115718856,"sku":"sku-55621672763560","price":5899.99,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Raw \/ S467 83x74 .9","offer_id":45159115751624,"sku":"sku-55621672796328","price":7674.49,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Raw \/ S472 87x82 1.0","offer_id":45159115784392,"sku":"sku-55621672829096","price":7724.49,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Raw \/ S476 87x82 1.0","offer_id":45159115817160,"sku":"sku-55621672861864","price":7774.49,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Raw \/ S480 96x88 1.25","offer_id":45159115849928,"sku":"sku-55621672894632","price":7895.57,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Custom Color \/ No Thanks (state turbo specs in cart notes)","offer_id":45159115882696,"sku":"sku-55621672927400","price":6099.99,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Custom Color \/ S467 83x74 .9","offer_id":45159115915464,"sku":"sku-55621672960168","price":7874.49,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Custom Color \/ S472 87x82 1.0","offer_id":45159115948232,"sku":"sku-55621672992936","price":7924.49,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Custom Color \/ S476 87x82 1.0","offer_id":45159115981000,"sku":"sku-55621673025704","price":7974.49,"currency_code":"CAD","in_stock":true},{"title":"2017-2019 \/ Custom Color \/ S480 96x88 1.25","offer_id":45159116013768,"sku":"sku-55621673058472","price":8095.57,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Raw \/ No Thanks (state turbo specs in cart notes)","offer_id":45159116046536,"sku":"sku-55621673091240","price":5899.99,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Raw \/ S467 83x74 .9","offer_id":45159116079304,"sku":"sku-55621673124008","price":7674.49,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Raw \/ S472 87x82 1.0","offer_id":45159116112072,"sku":"sku-55621673156776","price":7724.49,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Raw \/ S476 87x82 1.0","offer_id":45159116144840,"sku":"sku-55621673189544","price":7774.49,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Raw \/ S480 96x88 1.25","offer_id":45159116177608,"sku":"sku-55621673222312","price":7895.57,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Custom Color \/ No Thanks (state turbo specs in cart notes)","offer_id":45159116210376,"sku":"sku-55621673255080","price":6099.99,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Custom Color \/ S467 83x74 .9","offer_id":45159116243144,"sku":"sku-55621673287848","price":7879.49,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Custom Color \/ S472 87x82 1.0","offer_id":45159116275912,"sku":"sku-55621673320616","price":7924.49,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Custom Color \/ S476 87x82 1.0","offer_id":45159116308680,"sku":"sku-55621673353384","price":7974.49,"currency_code":"CAD","in_stock":true},{"title":"2020-2023 \/ Custom Color \/ S480 96x88 1.25","offer_id":45159116341448,"sku":"sku-55621673386152","price":8095.57,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0090\/2345\/5290\/files\/IMG_7740.jpg?v=1785719428","url":"https:\/\/blacksheepindustries.ca\/products\/2017-2023-l5p-duramax-s400-turbo-kit","provider":"Black Sheep Industries Inc.","version":"1.0","type":"link"}