{"title":"Spool - Mercedes M256","description":"","products":[{"product_id":"spool-fx-350-upgraded-hpfp-kit-m256","title":"Spool FX-350 Upgraded HPFP Kit [M256]","description":"\u003cp data-start=\"0\" data-end=\"36\"\u003e\u003cstrong data-start=\"0\" data-end=\"36\"\u003eSpool FX-350 HPFP Kit | AMG M256\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"38\" data-end=\"363\"\u003eThe Spool Performance FX-350 is the next generation high-pressure fuel pump (HPFP) upgrade for Mercedes-Benz M256 engines. This solution surpasses the previous FX-200 model in performance and efficiency, offering significantly higher operating pressure and improved fuel utilization in demanding tuning configurations.\u003c\/p\u003e\n\u003ch3 data-section-id=\"14ebrau\" data-start=\"365\" data-end=\"384\"\u003eWhat is the FX-350?\u003c\/h3\u003e\n\u003cp data-start=\"385\" data-end=\"528\"\u003eThe FX-350 is an advanced HPFP designed to deliver significantly higher pressure and flow than stock or previous upgrade pumps.\u003c\/p\u003e\n\u003cul data-start=\"530\" data-end=\"779\"\u003e\n\n\u003cli data-section-id=\"9fa7b1\" data-start=\"530\" data-end=\"567\"\u003eOperating pressure up to 35 MPa \/ 350 bar\u003c\/li\u003e\n\n\u003cli data-section-id=\"zn712f\" data-start=\"568\" data-end=\"619\"\u003eUp to +90% more flow compared to stock\u003c\/li\u003e\n\n\u003cli data-section-id=\"1tupwv9\" data-start=\"620\" data-end=\"707\"\u003eApproximately +40% more fuel through the injectors before injection limits are met\u003c\/li\u003e\n\n\u003cli data-section-id=\"drnk8l\" data-start=\"708\" data-end=\"736\"\u003eFull E85 compatibility\u003c\/li\u003e\n\n\u003cli data-section-id=\"1bczztt\" data-start=\"737\" data-end=\"779\"\u003ePlug \u0026amp; Play installation without modifications\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"781\" data-end=\"807\"\u003eBenefits of higher pressure:\u003c\/p\u003e\n\u003cul data-start=\"808\" data-end=\"934\"\u003e\n\n\u003cli data-section-id=\"1fdqopd\" data-start=\"808\" data-end=\"844\"\u003eImproved fuel atomization\u003c\/li\u003e\n\n\u003cli data-section-id=\"f4s41\" data-start=\"845\" data-end=\"883\"\u003eMore efficient and cleaner combustion\u003c\/li\u003e\n\n\u003cli data-section-id=\"1s3lmzu\" data-start=\"884\" data-end=\"934\"\u003eBetter efficiency and greater power potential\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1few9je\" data-start=\"936\" data-end=\"971\"\u003eWhy is an upgrade necessary?\u003c\/h3\u003e\n\u003cp data-start=\"972\" data-end=\"1033\"\u003eThe M256 engine's stock HPFP is a significant limitation in tuning:\u003c\/p\u003e\n\u003cul data-start=\"1035\" data-end=\"1136\"\u003e\n\n\u003cli data-section-id=\"ofgo82\" data-start=\"1035\" data-end=\"1093\"\u003eInsufficient fuel capacity for high power levels\u003c\/li\u003e\n\n\u003cli data-section-id=\"1ff051x\" data-start=\"1094\" data-end=\"1136\"\u003eLimited use of ethanol blends\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"1138\" data-end=\"1145\"\u003eThe FX-350:\u003c\/p\u003e\n\u003cul data-start=\"1146\" data-end=\"1321\"\u003e\n\n\u003cli data-section-id=\"9r9r59\" data-start=\"1146\" data-end=\"1206\"\u003eSignificantly increases fuel system capacity\u003c\/li\u003e\n\n\u003cli data-section-id=\"hlkqpv\" data-start=\"1207\" data-end=\"1274\"\u003eAllows for larger turbochargers and more powerful configurations\u003c\/li\u003e\n\n\u003cli data-section-id=\"1ajxkbc\" data-start=\"1275\" data-end=\"1321\"\u003eExpands the platform's performance potential\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"12wor9l\" data-start=\"1323\" data-end=\"1342\"\u003ePackage contents\u003c\/h3\u003e\n\u003cul data-start=\"1343\" data-end=\"1552\"\u003e\n\n\u003cli data-section-id=\"1bsbwuk\" data-start=\"1343\" data-end=\"1385\"\u003e1 x FX-350 High Pressure Fuel Pump\u003c\/li\u003e\n\n\u003cli data-section-id=\"hujf8f\" data-start=\"1386\" data-end=\"1437\"\u003eUpgraded fuel lines + installation hardware\u003c\/li\u003e\n\n\u003cli data-section-id=\"mdue52\" data-start=\"1438\" data-end=\"1489\"\u003eBosch 10 micron high flow fuel filter\u003c\/li\u003e\n\n\u003cli data-section-id=\"1p3c7sv\" data-start=\"1490\" data-end=\"1552\"\u003eEthanol content monitoring system with mobile app\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bozc01\" data-start=\"1554\" data-end=\"1584\"\u003eSpool 10-micron filter\u003c\/h3\u003e\n\u003cul data-start=\"1585\" data-end=\"1721\"\u003e\n\n\u003cli data-section-id=\"13z13dn\" data-start=\"1585\" data-end=\"1640\"\u003eHigh-level filtration without significant pressure drop\u003c\/li\u003e\n\n\u003cli data-section-id=\"12d0ipj\" data-start=\"1641\" data-end=\"1688\"\u003eProtects the pump and injectors from contaminants\u003c\/li\u003e\n\n\u003cli data-section-id=\"yinfnc\" data-start=\"1689\" data-end=\"1721\"\u003eOptimized for Mercedes platforms\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"15rrm6x\" data-start=\"1723\" data-end=\"1756\"\u003eSpool Ethanol Content Monitor\u003c\/h3\u003e\n\u003cul data-start=\"1757\" data-end=\"2000\"\u003e\n\n\u003cli data-section-id=\"3jnoe6\" data-start=\"1757\" data-end=\"1830\"\u003eReal-time ethanol content and fuel temperature monitoring\u003c\/li\u003e\n\n\u003cli data-section-id=\"1t93ckn\" data-start=\"1831\" data-end=\"1870\"\u003eBLE 4.0 connectivity to mobile app\u003c\/li\u003e\n\n\u003cli data-section-id=\"1v2g840\" data-start=\"1871\" data-end=\"1922\"\u003eEnables precise fuel mixture control\u003c\/li\u003e\n\n\u003cli data-section-id=\"152w13\" data-start=\"1923\" data-end=\"2000\"\u003ePTFE core, braided stainless steel E85-compatible fuel lines\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"hskogk\" data-start=\"2002\" data-end=\"2027\"\u003eSoftware Requirements\u003c\/h3\u003e\n\u003cul data-start=\"2028\" data-end=\"2156\"\u003e\n\n\u003cli data-section-id=\"11d2rje\" data-start=\"2028\" data-end=\"2078\"\u003eRequires software changes before commissioning\u003c\/li\u003e\n\n\u003cli data-section-id=\"1y7gaor\" data-start=\"2079\" data-end=\"2156\"\u003eCalibration is essential for safe and optimal operation\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"2158\" data-end=\"2164\"\u003eSpool:\u003c\/p\u003e\n\u003cul data-start=\"2165\" data-end=\"2278\"\u003e\n\n\u003cli data-section-id=\"1jlf42\" data-start=\"2165\" data-end=\"2221\"\u003eProvides necessary calibration data to the tuner\u003c\/li\u003e\n\n\u003cli data-section-id=\"60bsoe\" data-start=\"2222\" data-end=\"2278\"\u003eAssists in finding an experienced tuner if needed\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"2280\" data-end=\"2326\"\u003eNote: Spool does not offer ready-made custom tunes\u003c\/p\u003e\n\u003ch3 data-section-id=\"xsho2v\" data-start=\"2328\" data-end=\"2351\"\u003eImportant note: LPFP\u003c\/h3\u003e\n\u003cp data-start=\"2352\" data-end=\"2406\"\u003eThe low-pressure fuel system is critical:\u003c\/p\u003e\n\u003cul data-start=\"2408\" data-end=\"2591\"\u003e\n\n\u003cli data-section-id=\"1sqg9z7\" data-start=\"2408\" data-end=\"2478\"\u003eInsufficient supply can cause damage to the pump and injectors\u003c\/li\u003e\n\n\u003cli data-section-id=\"194ejp7\" data-start=\"2479\" data-end=\"2528\"\u003eHPFP lubrication relies on fuel flow\u003c\/li\u003e\n\n\u003cli data-section-id=\"16itufs\" data-start=\"2529\" data-end=\"2591\"\u003eLack of fuel can lead to wear and failure\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"2593\" data-end=\"2649\"\u003eRecommendation: ensure adequate low-pressure side upgrade\u003c\/p\u003e","brand":"QT Parts","offers":[{"title":"Add a wireless ethanol content sensor","offer_id":49492862697819,"sku":"SP-FX35-M256-HHBG","price":3501.0,"currency_code":"EUR","in_stock":true},{"title":"I am installing an already existing ethanol sensor","offer_id":49492862730587,"sku":"SP-FX35-M256-EE-GGBB","price":3134.0,"currency_code":"EUR","in_stock":true},{"title":"Without sensor","offer_id":49492862763355,"sku":"SP-FX35-M256-NE-BBBN","price":3134.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9937\/5126\/files\/FX350-1-1014x912_900x900_crop_center_d1c82d31-82cc-489d-8525-1092b582748f.png?v=1731760404"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9937\/5126\/collections\/mersu_logo_1_ee613d7a-e4a7-4706-aae4-0cad5eca5594.png?v=1731760372","url":"https:\/\/www.qtparts.fi\/en-gb\/collections\/spool-mercedes-m256.oembed","provider":"QT Parts","version":"1.0","type":"link"}