{"product_id":"fuel-it-bmw-e-chassis-535i-and-z4-fuel-line-and-ethanol-sensor-upgrades","title":"Fuel-It AN-6 HPFP Feed Fuel Line Kits, E85 Compatible, with Flex Fuel Ethanol Sensor Options for BMW E60 535i \u0026 E89 Z4 N54\/N55 E-Series","description":"\u003cp\u003eUpgrade the fuelling on your BMW E60 535i or E89 Z4 with Fuel-It fuel line and flex fuel sensor solutions from Nforcd. Designed for N54 and N55 engines, these aftermarket fuel line kits use 3\/8 inch AN-6 hose and are fully E85 compatible. Each option utilises custom BMW-specific fittings so you can retain the factory connections at the high pressure fuel pump, the fuel tank and, where selected, the ethanol content sensor.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDirect-fit fuel line upgrades for E60 535i and E89 Z4 with N54 or N55 engines\u003c\/li\u003e\n  \u003cli\u003e3\/8 inch AN-6 construction and E85 compatibility for high-flow performance\u003c\/li\u003e\n  \u003cli\u003eBMW-specific fittings keep OEM-style connections at the HPFP, tank and ethanol sensor\u003c\/li\u003e\n  \u003cli\u003eCleaner, higher-flow routing that reduces unnecessary tees and joins\u003c\/li\u003e\n  \u003cli\u003eMultiple configurations to suit your build, with or without integrated ethanol sensor\u003c\/li\u003e\n  \u003cli\u003eWhen paired with a Fuel-It ethanol analyser, Bluetooth monitoring and 0 to 5 V JB4 output are available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAvailable configurations:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHPFP to Tank: replaces both factory feed lines with a single continuous line from the fuel tank to the HPFP.\u003c\/li\u003e\n  \u003cli\u003eHPFP to Port Injection: adds the required tee to integrate a port injection kit while retaining your existing lines. Compatible with stock or upgraded lines and flex-fuel setups.\u003c\/li\u003e\n  \u003cli\u003eHPFP to Tank with Ethanol Sensor: as above, supplied with an integrated ethanol content sensor.\u003c\/li\u003e\n  \u003cli\u003ePort Injection Spacer to Tank: for vehicles running a port injection spacer, replaces the feed from tank to engine bay and supplies both the HPFP and PI via a Y arrangement. Custom fittings minimise extra tees for a tidier, high-flow solution.\u003c\/li\u003e\n  \u003cli\u003ePort Injection Spacer to Tank with Ethanol Sensor: as above, with an integrated ethanol sensor.\u003c\/li\u003e\n  \u003cli\u003ePhoenix Racing Manifold to Tank: tailored for cars using the Phoenix Racing manifold with port injection, upgrading the feed from tank to engine bay and supplying both HPFP and PI with reduced joins.\u003c\/li\u003e\n  \u003cli\u003ePhoenix Racing Manifold to Tank with Ethanol Sensor: as above, with an integrated ethanol sensor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNotes:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAn ethanol analyser is required with the ethanol sensor to display ethanol content.\u003c\/li\u003e\n  \u003cli\u003eJB4 integration for E-series: connect the analyser white wire to position 15 on the JB4 25-pin harness and enable the 15\/16 input on the WMI page.\u003c\/li\u003e\n  \u003cli\u003eFor off-road use only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNforcd knows this Fuel-It range well and it has been a popular upgrade with our BMW tuning customers. Order your preferred configuration today for a reliable fuel system upgrade tailored to E60 535i and E89 Z4 applications. Professional fitting is available at Nforcd in Warwickshire. To request a fitting quote, contact Sales@nforcd.com.\u003c\/p\u003e","brand":"Fuel-It!","offers":[{"title":"535 \/ Upgraded fuel line from HPFP to the tank (NO Ethanol Sensor Included) \/ Do NOT include and ethanol analyzer.","offer_id":55463278379393,"sku":"BMW-FFK-E04-FLO","price":163.74,"currency_code":"GBP","in_stock":true},{"title":"535 \/ Upgraded fuel line from HPFP to the tank with ethanol sensor \/ Do NOT include and ethanol analyzer.","offer_id":55463278412161,"sku":"BMW-FFK-E04-NOECA","price":410.74,"currency_code":"GBP","in_stock":true},{"title":"535 \/ Upgraded fuel line from HPFP to the tank with ethanol sensor \/ Add the universal Bluetooth ethanol analyzer!","offer_id":55463278444929,"sku":"BMW-FFK-E04","price":631.74,"currency_code":"GBP","in_stock":true},{"title":"535 \/ Upgrade fuel line from Port Injection Spacer to the tank (NO Ethanol Sensor Included) \/ Do NOT include and ethanol 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