{"title":"BMW N63 Performance upgrades","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eThe V8 that rewards a careful plan\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBMW’s N63 is a 4.4-liter twin-turbo V8 with a hot-vee layout, the turbochargers sitting inside the engine’s valley rather than outside the heads. It has powered the 550i, 650i and 750i, the X5 and X6 in 50i form, and later the M850i, with outputs climbing from 400 hp in the first cars to 523 hp in the newest. That compact, heat-dense design is exactly why BMW N63 tuning works best as a balanced plan rather than one big part, keeping fuel, air, and heat in check as power rises.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFrom the first N63 to the latest TU3\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe engine was never a single fixed design. It arrived in the 2008 X6, then moved through several revisions, each changing turbos, injection and emissions hardware. Knowing which version sits under your bonnet matters, because sensible BMW N63 performance upgrades depend on the fuel system, turbo type, and software already fitted at the factory.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv dir=\"ltr\" align=\"left\"\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"98\"\u003e\n\u003ccol width=\"90\"\u003e\n\u003ccol width=\"182\"\u003e\n\u003ccol width=\"201\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eGeneration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eYears\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOutput\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eNotable change\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eN63\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e2008-2012\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003earound 400 hp, 450 lb-ft\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eoriginal hot vee V8\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eN63TU\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e2012-2016\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003earound 444 hp, 479 lb-ft\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003erevised internals, catch can\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eN63TU2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e2016-2018\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003earound 445 hp\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003etwin-scroll turbos\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eN63TU3\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e2018 on\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003earound 523 hp, 550 lb-ft\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eM850i and M50i tune\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFeeding a hungry direct injection V8\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eEvery extra unit of boost needs extra fuel, and the N63 reaches the limit of its stock pump sooner than most owners expect. A high-flow fuel pump, like the E7x X5 and X6 unit offered here, restores the fuel margin that keeps air-to-fuel ratios safe under load. Without that headroom, BMW N63 engine tuning quickly runs into lean conditions, pulled timing, and the kind of heat this motor already struggles to shed. Sorting fuel first is what turns a risky map into a dependable one.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eLetting both turbos breathe\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIntake restriction is the next limit after fuelling. A cold air intake, such as the G15 850i system or the carbon piece for the G05 X5 and G06 X6 M50i, feeds the turbos cooler, less throttled air and sharpens throttle response. On a heat-sensitive V8, the lower intake temperatures matter as much as the small rise in airflow, because they give the ignition timing room to stay advanced instead of retarding under boost.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eElectronics that tie the package together\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eModern N63 cars run a dense web of sensors and modules, so hardware on its own rarely delivers its full benefit. An integration layer like the ReFlex+ I\/O module lets the added parts talk to the car cleanly, matching requests for fuel, boost, and throttle rather than fighting the factory logic. Any serious BMW tune N63 engine project should treat this coordination as part of the work, not an afterthought bolted on at the end.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eA build order that actually holds\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe fastest way to hurt an N63 is to chase power before the supporting systems are ready. A durable path follows a clear order:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eFuel first: confirm pump and injector headroom before raising boost\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eAir second: intake and cooling upgrades to drop intake temperatures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eElectronics third: an integration module so the new parts work with the car\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eSoftware last: a map matched to the hardware and the fuel you actually run\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWorked through in that sequence, the N63 sheds its fragile reputation and becomes a strong, smooth, and genuinely fast V8 that holds its power on a long, hot drive.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"g05-x5-g06-x6-m50i-carbon-intake","title":"G05 X5 \/ G06 X6 M50i Carbon Intake","description":"\u003cp dir=\"ltr\"\u003eA twin-filter carbon fibre intake built specifically for the X5 M50i and X6 M50i, designed to feed the turbos cleaner air with less pressure loss and lower inlet temperatures.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe system adds a cold-air feed from the scuttle panel, giving a far more direct route to the turbo inlets and removing the restrictive 180-degree bend built into the factory airboxes. Airflow then passes through Eventuri’s patented carbon fibre Venturi housings with Generation 2 bespoke filters, which keep the flow laminar from filter to turbo and reduce drag through the Venturi effect. Because the intake openings now face the cabin, you also hear far more of the turbos: spool, flutter and pressure release come through clearly under acceleration.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eComponents\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eTwo patented carbon fibre Venturi filter housings\u003c\/li\u003e\n\u003cli\u003eTwo bespoke high-flow dry cone filters\u003c\/li\u003e\n\u003cli\u003eTwo carbon fibre twin air ducts\u003c\/li\u003e\n\u003cli\u003eCarbon fibre engine cover\u003c\/li\u003e\n\u003cli\u003eTwo EPDM rear air feeds\u003c\/li\u003e\n\u003cli\u003eSilicone couplers\u003c\/li\u003e\n\u003cli\u003eCNC-machined bracket mounts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eEvery part is made from 100% pre-preg carbon fibre for a smooth internal surface and a premium engine-bay finish.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eBMW G05 X5 M50i\u003c\/li\u003e\n\u003cli\u003eBMW G06 X6 M50i\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eAvailable on request.\u003cbr\u003eEstimated EU delivery: 7–14 business days.\u003c\/p\u003e","brand":"Eventuri","offers":[{"title":"Default Title","offer_id":58808358142296,"sku":null,"price":3149.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/Screenshot2026-10-16120456.png?v=1792141509"},{"product_id":"bmw-g15-850i-n63-cold-air-intake-system","title":"BMW G15 850i N63 Cold Air Intake System","description":"\u003cp dir=\"ltr\"\u003eA sealed aluminium cold air intake that replaces the restrictive factory airbox on the G15 850i, giving the N63 V8 more airflow, a larger filtration area and lower intake temperatures, with sharper throttle response across the rev range.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe airbox is laser-cut aluminium with CNC-formed bends, stainless steel fasteners and a black powder-coated finish, sealed to keep engine heat out. It runs twin 4.3in dry high-flow filters on hand-welded aluminium adapters for a smooth, unrestricted path to the turbos.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eFully plug-and-play, with no ECU tune needed, and compatible with turbo upgrades, downpipes and methanol injection, so it suits builds up to 1,000+ WHP.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIn the box:\u003c\/strong\u003e aluminium airbox, two 4.3in dry filters, hand-welded adapters, BlackBoost logo plate.\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003e8 to 30+ HP gain on a stock G15 850i\u003c\/li\u003e\n\u003cli\u003eMore airflow and filtration than OEM\u003c\/li\u003e\n\u003cli\u003ePlug-and-play, no tuning required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e BMW G15 850i \/ 850i xDrive (N63B\/TU3 4.4L V8, 2019+)\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eAvailable on request.\u003cbr\u003eEstimated EU delivery: 7–14 business days.\u003c\/p\u003e","brand":"TunePoint Europe","offers":[{"title":"Default Title","offer_id":58808571953496,"sku":null,"price":1027.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/BMW-850m-COLD-Air-Intake2-scaled-1-1024x683-removebg-preview.png?v=1792142195"},{"product_id":"e7x-x5-x6-high-performance-fuel-pump","title":"E7x X5\/X6 High-Performance Fuel Pump","description":"\u003cp\u003eA drop-in low-pressure fuel pump upgrade for the E7x X5 and X6, built to run any blend up to 100% E85. The stock pump caps how much fuel the system can deliver and limits power no matter what else you add, especially on ethanol, so these bucketed Walbro pumps flow well over double the factory unit while staying fully E85-compliant. The bucket keeps the primary pump submerged whatever the tank level or g-forces, making it equally at home on the street or track, and each ships fully assembled for a true drop-in fit with no wiring to cut, nothing to build and no core charge.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eStage 2.5 v2 (single Walbro 535, ~2.35 L\/min)\u003c\/strong\u003e\u003cbr\u003eSupports up to 675 whp (600 whp on 100% E85).\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eFuel pump bucket assembly and top hat\u003c\/li\u003e\n\u003cli\u003ePre-assembled with a genuine Walbro 535 (F90000295) pump\u003c\/li\u003e\n\u003cli\u003eNew fuel sending unit (fuel level sensor)\u003c\/li\u003e\n\u003cli\u003eNew fuel filter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eStage 3 (twin Walbro 450)\u003c\/strong\u003e\u003cbr\u003eSupports up to 900 whp (800 whp on 100% E85).\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eFuel pump bucket assembly and top hat\u003c\/li\u003e\n\u003cli\u003ePre-assembled with genuine Walbro 450 (F90000274) pumps\u003c\/li\u003e\n\u003cli\u003eNew fuel sending unit (fuel level sensor)\u003c\/li\u003e\n\u003cli\u003eNew fuel filter\u003c\/li\u003e\n\u003cli\u003eSecondary pump activation harness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eBoth are plug-and-play with no extra wiring, straightforward enough to fit in a home garage.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eBMW X5 (E70) 2006-2013\u003c\/li\u003e\n\u003cli\u003eBMW X6 (E71) 2009-2014\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eAvailable on request.\u003cbr\u003eEstimated EU delivery: 7–14 business days.\u003c\/p\u003e","brand":"Precision Raceworks","offers":[{"title":"Stage 2.5v2","offer_id":58808846975320,"sku":null,"price":1012.49,"currency_code":"EUR","in_stock":true},{"title":"Stage 3","offer_id":58808847008088,"sku":null,"price":1799.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/e70x5-1.jpg?v=1792145177"},{"product_id":"reflex-advanced-i-o-integration-v8","title":"ReFlex+ Advanced I\/O Integration (V8)","description":"\u003cp dir=\"ltr\"\u003eThe MOTIV ReFlex+ is an advanced integration and auxiliary control module for performance tuning, and it is far more than an auxiliary injector controller. Built on several patented technologies, it brings features normally reserved for high-end standalone ECUs at a fraction of the cost, and it runs in multiple configurations, from fully standalone through to complete CAN Bus integration, for precise and flexible control over your build.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eOriginally developed to modernise port fuel injection, the ReFlex+ moves past traditional batch-fire controllers to deliver true sequential injection, timing each squirt for the best combination of power, efficiency and reliability. Beyond fuelling, it works as a complete IO control hub for flex-fuel tuning, boost control, sensor monitoring and more.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eControl strategies\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eStandalone mode, no CAN Bus communication required\u003c\/li\u003e\n\u003cli\u003eIntegrated CAN Bus, works with MHD, EcuTek, MG Flasher, BM3 and any platform that can send or receive CAN Bus messages\u003c\/li\u003e\n\u003cli\u003eAdvanced CAN Bus, full integration with EcuTek and MHD+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eSequential port injection for up to 8 injectors with fault-sensing feedback\u003c\/li\u003e\n\u003cli\u003e4x analog inputs (0-5V and 4-20mA sensors)\u003c\/li\u003e\n\u003cli\u003e2x frequency inputs (up to 20kHz)\u003c\/li\u003e\n\u003cli\u003eDedicated flex-fuel input for real-time ethanol content reading\u003c\/li\u003e\n\u003cli\u003eMAP, cam and crank sensor inputs for timing and load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003e4x low-side auxiliary outputs, PWM or digital ground triggers for methanol injection, nitrous, boost control, fuel pumps and more\u003c\/li\u003e\n\u003cli\u003e12V switched outputs to power additional ignition-switched components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eBMW V8 models: M5, M6, M8, 550i, 650i, 750i, 850i\u003c\/li\u003e\n\u003cli\u003eUniversal fitment for other V8-engined vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003eAvailable on request.\u003cbr\u003eEstimated EU delivery: 7–14 business days.\u003c\/p\u003e","brand":"MOTIV","offers":[{"title":"Default Title","offer_id":58808929976664,"sku":null,"price":1573.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/2440\/7128\/files\/910.1002-2-White_0683c624-52fa-4d01-bc38-ac65bffcfe4f.jpg?v=1792145888"}],"url":"https:\/\/tunepoint.eu\/collections\/bmw-n63-performance-upgrades.oembed","provider":"TunePoint Europe","version":"1.0","type":"link"}