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SKU: RGRDFS Categories: ,

BMW X5M Engine (F85) S63B44B 4.4L Twin-Turbo V8 • 2019

(32 Customer Reviews)

$6,000.00

SKU: RGRDFS Categories: ,

Brand-New BMW X5M Engine • F85 • S63B44B • 4.4L Twin-Turbo V8 • 2019 • Only 5 km • Complete Unit

Available is a new, complete BMW X5M (F85) S63B44B engine, manufactured in 2019 and showing only 5 km of test mileage. This 4.4-liter Twin-Turbo V8 is BMW M’s high-performance powerplant used in the F85 X5M, delivering exceptional power, torque, and reliability thanks to the advanced M TwinPower Turbo system and reinforced internals.

This engine is supplied exactly as shown in the photos, complete with all major add-on components, making it ideal for an OEM replacement, high-level restoration, or performance-focused project requiring a factory-new M V8.

Technical Specifications

  • Brand / Model: BMW X5M (F85)

  • Model Year: 2019

  • Engine Code: S63B44B

  • Displacement: 4.4 liters (4,395 cc)

  • Configuration: V8 Twin-Turbo, 32-valve

  • Power Output (factory spec): 575–600+ PS (model dependent)

  • Mileage: 5 km (factory test mileage)

  • Engine Identification: S63B44B

  • Condition: New / unused

  • Delivery: Complete engine with all add-on parts

Included Components

Engine is delivered complete, including:

  • Twin turbochargers

  • Intake manifold & throttle assemblies

  • Exhaust manifolds

  • Fuel injectors

  • Wiring harness

  • Sensors & actuators

  • OEM accessory components

  • Engine covers and attached units

Everything shown in the photos is included—not just a long block.

Engine Highlights

  • New, never installed S63B44B high-performance M engine

  • Latest-gen BMW M TwinPower Turbo architecture

  • Reinforced internals and cross-bank turbo setup

  • Perfect fit for BMW X5M F85

  • Ideal for replacement, rebuild, or custom high-power applications

  • Only 5 km—effectively a brand-new OEM engine

Brand-new BMW X5M F85 engine S63B44B, 2019, 4.4L Twin-Turbo V8, only 5 km. Complete engine with all add-on parts. Perfect OEM replacement.

Average Rating

4.09
32 Review
5 star 32%

4 star 47%

3 star 22%

2 star 0%

1 star 0%

32 reviews for BMW X5M Engine (F85) S63B44B 4.4L Twin-Turbo V8 • 2019

  1. Emmanuel Njoroge (verified owner)

    “Depo headlights for my E46. Clear lenses and good projectors. No condensation after rain. Great value.”

  2. Antonio Teles (verified owner)

    “DCT gearbox for my M5 F10. Mechatronics calibrated perfectly. Launch control is brutal. Love it.”

  3. Fernando Neves (verified owner)

    “S65 V8 for my E92 M3 came with fresh rod bearings installed. No more anxiety. These guys know the weak points.”

  4. Ousmane Sow (verified owner)

    “Euro smiley headlights for my E30. Glass lenses were flawless. H1 conversion works great. Huge upgrade.”

  5. Daniel Nogueira (verified owner)

    “Adaptive xenon headlights for E92. Self-leveling works. No error codes. Saved $1000 vs dealer.”

  6. Salif Camara (verified owner)

    “M3 replica bumper for my E90 335i. Grilles and fog lights included. No gaps. Half price of OEM.”

  7. Mitchell Keller (verified owner)

    The wheels for my BMW arrived yesterday and look sick because amgcarpartsforsale even included the center caps and I cannot wait to take the car to the next meet to show off the new look to everyone.

  8. Martin Muller (verified owner)

    L’amélioration du système de freinage de ma Mercedes était une excellente décision et amgcarpartsforsale a fourni tout le matériel nécessaire pour que la pédale soit désormais ferme et très réactive lors des freinages.

  9. Nicole Larson (verified owner)

    BMW S55 engine for my M4. No crank hub issues. Pulls hard to redline. Best decision for my build.

  10. Paulo Correia (verified owner)

    “Rear right fender quarter panel for E36 convertible was a lifesaver. Welded in nicely. Great thickness.”

  11. Gregory Nichols (verified owner)

    Audi 3.0 TDI for my Q7. No timing chain issues. Torque is massive and fuel economy improved. Great seller.

  12. Ahmed Tijani (verified owner)

    Bought a BMW bumper package and everything fit perfectly. All mounting points aligned without hassle. Quality matched OEM standards. The vehicle appearance improved instantly.

  13. Patrick Clayton (verified owner)

    Porsche PDK transmission for my 991.2 Carrera. No leaks and clutch packs feel new. Launch control works perfectly. Incredible find.

  14. Clement Robert (verified owner)

    La boîte de vitesses Mercedes de amgcarpartsforsale est parfaite et mon mécanicien a été impressionné par son état, les passages de vitesses sont redevenus fluides comme au premier jour de la voiture.

  15. Daniel Pacheco (verified owner)

    “Swapped my N54 with a unit from amgcarpartsforsale. Fired up first try and pulls harder than ever. Saved me thousands compared to dealership.”

  16. Diego Torres (verified owner)

    La aleta de Mercedes de amgcarpartsforsale es de acero sólido y llegó sin abolladuras, lo cual es un milagro, así que estoy muy contento con mi compra y el precio asequible en comparación con las tiendas locales.

  17. Julio Andrés Torres (verified owner)

    La transmisión de Mercedes de amgcarpartsforsale es excelente y puso mi coche de diario en funcionamiento rápidamente con cambios de marcha suaves que hacen que conducir entre el tráfico sea mucho más agradable.

  18. Nathan Burgess (verified owner)

    BMW SMG pump and transmission for my E60 M5. Converted to manual later but SMG worked fine. Great donor unit.

  19. Moussa Camara (verified owner)

    “Angel eye headlights for my E39 arrived with all bulbs. Bright and clear. Plug and play. Look modern now.”

  20. Isabella Marino (verified owner)

    BMW transmission shipped internationally without issues. Arrived earlier than expected. Installed perfectly without complications. Car now shifts like new again.

  21. Marissa Keller (verified owner)

    The BMW gearbox I ordered was a direct fit and amgcarpartsforsale makes finding the right part so easy through their search tool so I am very satisfied with the overall quality and the price I paid.

  22. Manuel Antonio Fuentes (verified owner)

    Las llantas Mercedes de amgcarpartsforsale son hermosas y el acabado es impecable, se limpian fácilmente y estoy listo para atraer todas las miradas en la carretera porque resaltan muchísimo.

  23. Mickael Tessier (verified owner)

    L’aile Audi que j’ai commandée est arrivée sans une seule égratignure car amgcarpartsforsale prend vraiment soin de l’emballage et elle s’est boulonnée directement sans aucune modification nécessaire sur la carrosserie.

  24. Yvonne Ballard (verified owner)

    Mercedes AMG Speedshift MCT for my C63. No clutch slip and lightning fast downshifts. amgcarpartsforsale delivered a gem.

  25. Dominika Bednarz (verified owner)

    “Replaced my smashed front right fender on my E92. Color match was 98% perfect. Bolted on with no gaps. Half price of OEM.”

  26. Arnaud Tessier (verified owner)

    Transmission Mercedes achetée sur amgcarpartsforsale fonctionnant parfaitement sur tous les rapports, conduite redevenue agréable et produit conforme.

  27. Pierre Martin (verified owner)

    Amortisseurs Mercedes achetés sur amgcarpartsforsale supprimant les vibrations de route, confort immédiat et qualité premium.

  28. Andrés Rodríguez (verified owner)

    El sistema de frenos Audi de amgcarpartsforsale es ultra sensible y ya no hay esa sensación de pedal esponjoso al frenar, siendo una excelente mejora por el precio y muy fácil de instalar por mi cuenta.

  29. Alfredo González (verified owner)

    La caja de cambios de Audi de amgcarpartsforsale se siente indestructible y maneja toda la potencia que mi coche genera, quedé muy impresionado con la calidad de construcción y el estado de limpieza.

  30. Maxime Roux (verified owner)

    Amortisseurs Mercedes achetés sur amgcarpartsforsale qui ont immédiatement amélioré le confort de conduite, plus aucun bruit et une excellente stabilité sur route.

  31. Daniel Laurent (verified owner)

    J’ai sourcé un moteur Audi sur amgcarpartsforsale pour ma préparation personnalisée et les tests de compression étaient parfaits avant le montage, je ne pouvais pas espérer une meilleure expérience d’achat pour mon projet.

  32. Gregory Muller (verified owner)

    La sécurité est ma priorité donc j’ai acheté un nouveau système de freinage pour ma Porsche et la puissance d’arrêt est incroyable grâce à amgcarpartsforsale qui fournit un kit sans sifflement et très fiable.

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