{"title":"Fuel pump N54","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eN54 Fuel Pump\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFew engines are as closely tied to a single component as the N54 is to its fuel pump. A healthy N54 fuel pump is the difference between a car that fires instantly and pulls cleanly and one that cranks for an age, stumbles, or drops into limp mode. Whether you are replacing a tired original or building for real power, the fuel side is where an N54 lives or dies, and getting it right is the most valuable thing you can do for the car.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eThe Engine's Known Weak Point\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe N54 built its name twice over: once for how well it responds to tuning, and once for the fragility of its factory high-pressure pump. Early cars became notorious for pump failures, to the point of extended warranties, and a failing unit is still one of the most common faults on these engines today. Fitting a sound BMW N54 fuel pump is often less an upgrade than a necessary repair, restoring the instant starting and steady delivery the engine was always meant to have. The warning signs are usually clear before it fails outright: long cranking on a cold morning, a rough or hesitant idle, a flashing engine light under load, or a sudden drop into limp mode just as you ask for boost. Catching those early saves both the roadside drama and the risk of running the engine lean.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eHigh Pressure and Low Pressure\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIt helps to know that there are two pumps, and they do very different jobs:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eThe high-pressure pump, or HPFP, is the notorious one: a fresh or uprated unit restores reliable starting and full rail pressure\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eThe low-pressure pump, in the tank, is what you upgrade for extra fuel volume on a tuned or ethanol car\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eConfusing the two is a common and costly mistake, so the fuel pump N54 owners actually need depends entirely on which problem they are setting out to solve.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFeeding a Bigger Build\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOnce the tune moves beyond mild, fuel volume becomes the ceiling, especially on ethanol. This is where uprated N54 fuel pumps earn their place, supplying the extra flow a big-turbo or E85 build demands so the engine is never starved at high load. Injectors, lines, and software all lean on that supply, so it pays to plan the pump alongside the rest of the \u003c\/span\u003e\u003ca href=\"https:\/\/tunepoint.eu\/collections\/bmw-n54\"\u003e\u003cspan\u003eN54 performance parts\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e range rather than treat it as an afterthought.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eChoosing and Fitting\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBecause the N54 appeared in several different models, confirm the exact car and which pump you are buying before ordering, since the high- and low-pressure units are entirely separate parts. A high-pressure replacement is a focused job up on the engine, while an in-tank pump means dropping into the tank. Either way, plan for the car to be scanned afterward, so any stored fuel-pressure fault is cleared and the new part reads correctly from the first drive. On a high-mileage car, it is also worth attending to the fuel filter and any tired lines at the same time, since a fresh pump only performs as well as the supply feeding it.\u003c\/span\u003e\u003cb id=\"docs-internal-guid-36028c15-7fff-d6c1-1308-e494015dc988\"\u003e\u003c\/b\u003e\u003c\/p\u003e","products":[{"product_id":"bmw-e9x-e8x-bucketed-performance-fuel-pump","title":"BMW E9x\/E8x Bucketed Performance Fuel Pump","description":"\u003cp dir=\"ltr\"\u003ePrecision Raceworks rekeszes, nagyteljesítményű üzemanyag-szivattyú BMW E8x\/E9x modellekhez. Eredeti Walbro 450\/525\/535 szivattyúkra épülő moduláris rendszer, amely benzinüzemanyaggal és minden E85-keverékkel kompatibilis.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eFokozatok:\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003e2. fokozat (2,6 LPM): legfeljebb 575 WHP (benzin) \/ 500 WHP (E85)\u003c\/li\u003e\n\u003cli\u003e2,5 v2 fokozat (3,9 LPM): legfeljebb 650 \/ 550 WHP\u003c\/li\u003e\n\u003cli\u003e3. fokozat (5,65 LPM, kettős szivattyú): legfeljebb 1000 \/ 850 WHP\u003c\/li\u003e\n\u003cli\u003e3,5 fokozat (6,4 LPM): legfeljebb 1100 \/ 950 WHP\u003c\/li\u003e\n\u003cli\u003e3,75 v2 fokozat (7,3 LPM): legfeljebb 1150 \/ 975 WHP\u003c\/li\u003e\n\u003cli\u003e4. fokozat (8+ LPM, hármas szivattyú): 1300+ \/ 1150+ WHP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eA moduláris kialakítás lehetővé teszi, hogy alacsonyabb fokozattal kezdjen, majd a teljesítményigény növekedésével később továbbfejlessze a szivattyúmodulokat. A rekeszes kialakítás kanyarodáskor nagy terhelés mellett és alacsony üzemanyagszintnél is stabilan tartja az üzemanyag-ellátást.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eDIY-összeszerelő készletként vagy teljesen összeszerelt, beszerelésre kész egységként kapható.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIlleszkedik a BMW 1M, 135i\/is, 323i, 325i\/xi, 328i\/xi, 330i\/xi, 335i\/xi\/is (2006-2013) és X1 (2012-2015) modellekhez.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eEU-szállítás: 7-14 nap.\u003c\/p\u003e","brand":"Precision Raceworks","offers":[{"title":"Stage 2","offer_id":57907923190104,"sku":null,"price":554.99,"currency_code":"EUR","in_stock":true},{"title":"Stage 2.5 v2","offer_id":57907923222872,"sku":null,"price":892.47,"currency_code":"EUR","in_stock":true},{"title":"Stage 3","offer_id":57907923255640,"sku":null,"price":1303.47,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.5","offer_id":57907923288408,"sku":null,"price":1415.97,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.75 v2","offer_id":57907923321176,"sku":null,"price":1528.47,"currency_code":"EUR","in_stock":true},{"title":"Stage 4","offer_id":57907923353944,"sku":null,"price":1549.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/bmw-e9x-e8x-bucketed-fuel-pump_0f1a25f5-67cd-44b5-89b4-4da86886fb3e.jpg?v=1786112368"},{"product_id":"e9x-e8x-modular-bucket-less-fuel-pump","title":"E9X\/E8X Modular Bucket-less Fuel Pump","description":"\u003cp dir=\"ltr\"\u003eA Black Market Parts tartály nélküli, kisnyomású üzemanyag-szivattyúi teljes E85-használatra készültek, Genuine Walbro 450\/525\/535 szivattyúkkal, amelyek akár 350%-kal nagyobb áramlást biztosítanak a gyárihoz képest. Előszerelve, OEM-csatlakozóval a plug-and-play beszereléshez.\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eStage 2 (3,6 LPM): egyetlen Walbro 450 — akár 600 whp (E85 esetén 550 whp)\u003c\/li\u003e\n\u003cli\u003eStage 2.5 v2 (4,8 LPM): egyetlen Walbro 535 — akár 650 whp (E85 esetén 575 whp)\u003c\/li\u003e\n\u003cli\u003eStage 3 (7 LPM): dupla Walbro 450 + kábelezés\/Hobbs-kapcsoló — akár 1050 whp (E85 esetén 875 whp)\u003c\/li\u003e\n\u003cli\u003eStage 3.5 (7,5 LPM): Walbro 450+525 + kábelezés\/Hobbs — akár 1150 whp (E85 esetén 975 whp)\u003c\/li\u003e\n\u003cli\u003eStage 3.75 v2 (8,2 LPM): Walbro 535+525 + kábelezés\/Hobbs — akár 1200 whp (E85 esetén 1000 whp)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e¼-nél kevésbé feltöltött üzemanyagtartályhoz vagy versenypályás használatra nem alkalmas. A névleges teljesítmény eléréséhez Precision Raceworks tartályon belüli szűrő\/szabályozó szükséges.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eKompatibilitás:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eBMW 1 Series M 2011\u003c\/li\u003e\n\u003cli\u003eBMW 128i 2008–2013\u003c\/li\u003e\n\u003cli\u003eBMW 135i 2008–2013\u003c\/li\u003e\n\u003cli\u003eBMW 135is 2013\u003c\/li\u003e\n\u003cli\u003eBMW 323i 2007–2011\u003c\/li\u003e\n\u003cli\u003eBMW 325i 2006\u003c\/li\u003e\n\u003cli\u003eBMW 325xi 2006\u003c\/li\u003e\n\u003cli\u003eBMW 328i 2007–2013\u003c\/li\u003e\n\u003cli\u003eBMW 328i xDrive 2009–2013\u003c\/li\u003e\n\u003cli\u003eBMW 328xi 2007–2008\u003c\/li\u003e\n\u003cli\u003eBMW 330i 2006\u003c\/li\u003e\n\u003cli\u003eBMW 330xi 2006\u003c\/li\u003e\n\u003cli\u003eBMW 335i 2007–2013\u003c\/li\u003e\n\u003cli\u003eBMW 335i xDrive 2009–2011\u003c\/li\u003e\n\u003cli\u003eBMW 335is 2011–2013\u003c\/li\u003e\n\u003cli\u003eBMW 335xi 2007–2008\u003c\/li\u003e\n\u003cli\u003eBMW X1 2012–2015\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Black Market Parts","offers":[{"title":"Stage 2","offer_id":58398892589400,"sku":null,"price":367.49,"currency_code":"EUR","in_stock":true},{"title":"Stage 2.5v2","offer_id":58398892622168,"sku":null,"price":446.24,"currency_code":"EUR","in_stock":true},{"title":"Stage 3","offer_id":58398892654936,"sku":null,"price":577.49,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.5","offer_id":58398892687704,"sku":null,"price":656.24,"currency_code":"EUR","in_stock":true},{"title":"Stage 3.75v2","offer_id":58398892720472,"sku":null,"price":734.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/e9x-e8x-bucketless-pump.jpg?v=1788532323"}],"url":"https:\/\/tunepoint.eu\/hu\/collections\/fuel-pump-n54.oembed","provider":"TunePoint Europe","version":"1.0","type":"link"}