{"product_id":"ttfs-n55-f20-f22-f30-f32-f34-f36-f87-dual-high-pressure-fuel-pump-hpfp-kit-m2-m135i-m235i-335i-435i","title":"TTFS N55 Dual HPFP Upgrade Kit - S55 HPFP Swap\/Retrofit Twin High Pressure Fuel Pump Conversion for BMW F-Series (F20 F22 F30 F32 F34 F36 F87) M2 M135i M235i 335i 435i - Direct Injection Fueling Upgrade Supports 620+ WHP - TTFS04","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003ch2\u003eDual high-pressure fuel system upgrade for BMW N55 F-series using genuine S55 pump hardware\u003c\/h2\u003e\n  \n  \u003cp\u003e\n    Serious power needs serious fuelling. This TTFS dual-pump conversion unlocks the headroom your N55 direct-injection system has been missing, using authentic BMW M4 S55 components adapted for the N55 platform to deliver factory-grade reliability with tuning capacity for big-power builds. Proven on cars running the standard turbocharger as well as popular hybrid options such as Pure Stage 2, this complete package maintains rock-solid rail pressure and smooth drivability while supporting 620 plus whp when correctly calibrated.\n  \u003c\/p\u003e\n  \n  \u003cul\u003e\n    \u003cli\u003eGenuine S55 pump hardware re-engineered for N55 fitment and control\u003c\/li\u003e\n    \u003cli\u003eSupports 620 plus wheel horsepower with stable fuel rail pressure under load\u003c\/li\u003e\n    \u003cli\u003eStreet and track tested for durability and consistent performance\u003c\/li\u003e\n    \u003cli\u003eRetains factory-like manners while adding significant fuelling headroom for tuning\u003c\/li\u003e\n    \u003cli\u003eSupplied as a complete package only, components are not available separately\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eVehicle compatibility\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW F-series with the N55 engine, including F20, F22, F30, F32, F34, F36, F87.  \n    Compatible models include M2, M135i, M235i, 335i, 435i.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eWhy this fuel delivery upgrade works\u003c\/h3\u003e\n  \u003cp\u003e\n    By leveraging OEM M4 S55 high-pressure pump hardware in a twin-pump configuration tailored to the N55, this retrofit sustains the high-pressure demands of advanced tuning without sacrificing refinement. At MJ Modifications we have supplied and fitted these kits and feedback has been excellent. Customers report consistent injection pressure, strong top-end fuelling and confidence to push their setups further on the road, dyno and track.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eWhat you get\u003c\/h3\u003e\n  \u003cp\u003e\n    A complete dual high-pressure pump solution based on genuine BMW hardware, configured for the N55 F-series platform. This is sold only as a full kit.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eInstallation and lead time\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eProfessional installation by an experienced technician is strongly recommended\u003c\/li\u003e\n    \u003cli\u003eTypical lead time to ship is 10 to 15 days\u003c\/li\u003e\n    \u003cli\u003eFitting available at MJ Modifications in Warwickshire. Request a quote: \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003ePart number\u003c\/h3\u003e\n  \u003cp\u003eTTFS04\u003c\/p\u003e\n  \n  \u003ch3\u003eManufactured by\u003c\/h3\u003e\n  \u003cp\u003eTTFS\u003c\/p\u003e\n  \n  \u003ch3\u003eSpecial order terms\u003c\/h3\u003e\n  \u003cp\u003e\n    This is a special order item. Once ordered it cannot be returned, refunded or exchanged. This does not affect your statutory rights.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eSearch friendly terms\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW N55 fuel system upgrade UK, N55 direct injection pump upgrade, twin pump conversion kit for N55, S55 pump retrofit for N55, BMW F-series N55 fuel delivery solution, M2 fuel system upgrade, M135i injection pump upgrade, M235i fuel pressure pump, 335i fuel rail pressure upgrade, 435i dual high-pressure pump kit, N55 big power fuelling, N55 track day fuel system, Pure Stage 2 fuelling support, genuine BMW S55 pump hardware, TTFS fuel system package, TTFS04 part number, UK BMW tuning parts, Warwickshire BMW specialist fitting, MJ Modifications installation service, BMW N55 performance fuel system.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"TTFS","offers":[{"title":"Default Title","offer_id":56008668250498,"sku":null,"price":5058.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/TTFSN55F20F22F30F32F34F36F87DualHighPressureFuelPumpHPFPKit_inc.M2_M135i_M235i_335i_435i_1946x_f5be0a53-d9fe-42d9-9b56-e362282c160c.png?v=1764090435","url":"https:\/\/mjmodifications.co.uk\/products\/ttfs-n55-f20-f22-f30-f32-f34-f36-f87-dual-high-pressure-fuel-pump-hpfp-kit-m2-m135i-m235i-335i-435i","provider":"MJ Modifications","version":"1.0","type":"link"}