Mercedes OM651.912 / 651.912 Diesel Engine

Rated 4.37 out of 5 based on 46 customer ratings
(46 customer reviews)

$6,000.00

Compatibility

The OM651.912 variant is found in a range of Mercedes models — always confirm with your VIN or engine code:

  • C-Class (W204 / S204)

  • E-Class (W212 / S212)

  • GLK-Class (X204)

  • Sprinter / Vito / V-Class

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Original Mercedes OM651.912 / 651.912 Diesel Engine — New — Fits GLK X204 4MATIC

Brand-new, genuine Mercedes-Benz OM651.912 (aka 651.912) diesel engine — complete factory unit suitable for GLK X204 4MATIC applications. OEM quality, unused stock, ideal for direct replacement or professional rebuild projects.

Product details

  • Engine family / code: OM651.912 / 651.912 (Mercedes-Benz 4-cylinder diesel)

  • Condition: New (factory stock / unused)

  • Application: Mercedes GLK X204 — 4MATIC all-wheel drive compatible (verify VIN)

  • Scope: Complete engine assembly as supplied from factory stock. Confirm ancillaries included (turbo, alternator, starter, injectors, sensors, flywheel/driveplate, wiring stubs) with seller prior to purchase.

Key features & benefits

  • OEM fit & function — correct mounts, sensor locations and injection system for plug-in compatibility.

  • Factory new condition — minimal risk of hidden wear versus used units.

  • Maintains emissions, fuel mapping, and vehicle value.

  • Ideal for fast, reliable replacement without the unknowns of rebuilt cores.

Compatibility & fitment

  • Intended for GLK X204 models using the OM651.912 engine and 4MATIC driveline.

  • Always provide your VIN for definitive parts cross-check before ordering — small sub-variant differences can affect ancillaries and ECU matching.

Installation & technical notes

  • Professional installation required. Engine installation typically requires: correct flywheel/torque-converter matching, motor mounts, coolant/oil lines, ECU/TCU configuration and immobilizer/VIN coding where applicable.

  • Replace consumables (oil, coolant, filters) on initial service.

  • Verify turbo/intercooler plumbing, emissions sensors and DPF/AdBlue system compatibility if fitted on the recipient vehicle.

  • After installation run full system checks and perform any required dealer-level adaptations or software flashes.

46 reviews for Mercedes OM651.912 / 651.912 Diesel Engine

  1. Rated 5 out of 5

    Alexander Wagner (verified owner) –

    Ich habe ein Getriebe für meinen Mercedes bestellt und bin sehr zufrieden. Nach dem Einbau funktioniert alles einwandfrei und die Schaltvorgänge sind wieder sehr sauber.

  2. Rated 4 out of 5

    Robert Taylor (verified owner) –

    I was impressed by how quickly the support team at aftermarketspareparts.com responded to my questions. They confirmed compatibility before shipping, and everything fit perfectly.

  3. Rated 5 out of 5

    Benjamin Cooper (verified owner) –

    Fast processing, excellent communication, and professional packaging. Every order has arrived exactly as described.

  4. Rated 4 out of 5

    Bruno Ramírez (verified owner) –

    La atención al cliente fue excelente desde el primer contacto. Me ayudaron a verificar referencias y compatibilidad antes de realizar la compra.

  5. Rated 5 out of 5

    Christian Keller (verified owner) –

    Die BMW Performance Felgen sind ein echter Hingucker. Die Verarbeitung ist erstklassig und sie passen perfekt zu meinem Fahrzeug.

  6. Rated 4 out of 5

    Moritz Neumann (verified owner) –

    Der Ferrari Carbon-Heckdiffusor kam in einem perfekten Zustand an. Die Qualität und das Finish sind wirklich beeindruckend.

  7. Rated 4 out of 5

    Aaron Foster (verified owner) –

    The Lamborghini wheels arrived quickly and were packaged professionally. The attention to detail is impressive.

  8. Rated 4 out of 5

    Lionel Delmas (verified owner) –

    Le moteur Ferrari est en excellent état. Après installation, la voiture retrouve toute sa puissance et fonctionne parfaitement.

  9. Rated 5 out of 5

    Rafael Delgado (verified owner) –

    El parachoques trasero para mi Audi llegó en perfectas condiciones. La instalación fue rápida y el ajuste fue exactamente como esperaba.

  10. Rated 4 out of 5

    Joseph Brooks (verified owner) –

    The Audi body kit transformed the appearance of my car. Every piece matched perfectly, and the final result looks professional.

  11. Rated 4 out of 5

    Laurent Hubert (verified owner) –

    J’ai commandé plusieurs pièces pour restaurer ma Porsche Cayman, et toutes étaient conformes aux descriptions du site.

  12. Rated 4 out of 5

    Geoffrey Marchal (verified owner) –

    Le moteur Ferrari est en excellent état. Après installation, la voiture retrouve toute sa puissance et fonctionne parfaitement.

  13. Rated 4 out of 5

    Oliver Busch (verified owner) –

    Ich habe einen Mercedes Motor bestellt und die Lieferung war schneller als erwartet. Nach der Installation läuft der Wagen ruhig und zuverlässig.

  14. Rated 4 out of 5

    Justin Fletcher (verified owner) –

    The replacement hood and bumper for my Porsche fit perfectly without requiring any additional adjustments. Excellent craftsmanship.

  15. Rated 5 out of 5

    Leo Vargas (verified owner) –

    El parachoques trasero para mi Audi llegó en perfectas condiciones. La instalación fue rápida y el ajuste fue exactamente como esperaba.

  16. Rated 5 out of 5

    Ryan Morgan (verified owner) –

    The replacement hood and bumper for my Porsche fit perfectly without requiring any additional adjustments. Excellent craftsmanship.

  17. Rated 5 out of 5

    Aaron Foster (verified owner) –

    The engine I purchased for my Porsche Cayenne was clean, tested, and ready for installation. The vehicle is running smoothly again.

  18. Rated 4 out of 5

    Edward Collins (verified owner) –

    I was impressed with the detailed communication before shipping. The team verified my vehicle information and ensured I received the correct parts.

  19. Rated 4 out of 5

    Ethan Lawson (verified owner) –

    I appreciate the professionalism of aftermarketspareparts.com. They provide accurate information and deliver exactly what they promise.

  20. Rated 4 out of 5

    Daniel Köhler (verified owner) –

    Die Reifen und Aero Wheels kamen zusammen geliefert und waren sofort montagebereit. Sehr zufrieden mit der Qualität.

  21. Rated 4 out of 5

    Benjamin Krüger (verified owner) –

    Ich war zuerst skeptisch, Autoteile online zu bestellen, aber aftermarketspareparts.com hat mich überzeugt. Alles lief professionell und zuverlässig ab.

  22. Rated 5 out of 5

    Gerard Brunet (verified owner) –

    Les sièges Recaro apportent un excellent confort, même lors des longs trajets. Je suis très satisfait de mon achat.

  23. Rated 4 out of 5

    Philipp Jäger (verified owner) –

    Ich habe ein Getriebe für meinen Mercedes bestellt und bin sehr zufrieden. Nach dem Einbau funktioniert alles einwandfrei und die Schaltvorgänge sind wieder sehr sauber.

  24. Rated 5 out of 5

    David Neumann (verified owner) –

    Sehr guter Anbieter für Premium-Fahrzeugteile. Die Auswahl an Mercedes, BMW, Audi, Porsche, Ferrari und Lamborghini Teilen ist beeindruckend.

  25. Rated 5 out of 5

    Oliver Richardson (verified owner) –

    I highly recommend aftermarketspareparts.com for anyone looking for luxury vehicle parts. Their service, product quality, and communication are excellent.

  26. Rated 4 out of 5

    Benjamin Wilson (verified owner) –

    The Mercedes-Benz AMG body kit I purchased completely changed the look of my car. The quality of the materials and the precision of the fitment are outstanding.

  27. Rated 4 out of 5

    Zachary Collins (verified owner) –

    The Audi transmission replacement arrived safely and has performed better than expected. Smooth operation and excellent reliability.

  28. Rated 4 out of 5

    Michael Turner (verified owner) –

    I’ve purchased engines from several suppliers over the years, but this one was by far the cleanest and best-maintained unit I’ve received.

  29. Rated 4 out of 5

    Thomas Scott (verified owner) –

    My mechanic recommended ordering from aftermarketspareparts.com, and now I understand why. Excellent products and professional customer service.

  30. Rated 4 out of 5

    William Foster (verified owner) –

    The Recaro seats completely changed the interior of my Audi. They look premium and provide excellent driving support.

  31. Rated 5 out of 5

    Benjamin Wilson (verified owner) –

    The Lamborghini body components were delivered safely and in excellent condition. The quality is impressive.

  32. Rated 4 out of 5

    Lucas Fernández (verified owner) –

    Encontrar piezas Ferrari de calidad no siempre es fácil, pero aftermarketspareparts.com tenía justo lo que necesitaba. El producto llegó perfecto.

  33. Rated 4 out of 5

    Patrick Vogel (verified owner) –

    Ich habe einen BMW Austauschmotor bei aftermarketspareparts.com bestellt und bin sehr zufrieden mit der Qualität. Der Motor wurde sicher geliefert, war sauber und mein Fahrzeug läuft wieder einwandfrei.

  34. Rated 5 out of 5

    Hugo Martínez (verified owner) –

    Las llantas Aero que compré para mi Porsche tienen un acabado espectacular. Son elegantes, resistentes y encajan perfectamente en el vehículo.

  35. Rated 4 out of 5

    Brandon Carter (verified owner) –

    The Audi front bumper fit perfectly without requiring any modifications. My body shop finished the installation much faster than expected.

  36. Rated 4 out of 5

    Rafael Delgado (verified owner) –

    La experiencia con aftermarketspareparts.com fue excelente. El equipo respondió todas mis preguntas y me ayudó a elegir las piezas correctas para mi BMW.

  37. Rated 5 out of 5

    Anthony Collins (verified owner) –

    The Recaro seats completely transformed the interior of my BMW. Comfortable, supportive, and beautifully finished.

  38. Rated 5 out of 5

    Adam Graham (verified owner) –

    The tires arrived fresh, properly packaged, and exactly as ordered. Excellent grip, smooth ride, and very competitive pricing.

  39. Rated 5 out of 5

    Julian Klein (verified owner) –

    Die BMW Performance Felgen sind ein echter Hingucker. Die Verarbeitung ist erstklassig und sie passen perfekt zu meinem Fahrzeug.

  40. Rated 4 out of 5

    Niklas Bauer (verified owner) –

    Das BMW Bodykit hat meinem Fahrzeug einen komplett neuen Look gegeben. Die Passform und das Finish sind hervorragend.

  41. Rated 5 out of 5

    Brandon Carter (verified owner) –

    The Porsche brake components fit exactly like the original parts. Quiet braking, smooth performance, and excellent quality.

  42. Rated 4 out of 5

    Thomas Bennett (verified owner) –

    The body kit for my BMW was incredibly well-made. Every mounting point lined up correctly, and installation was much easier than expected.

  43. Rated 4 out of 5

    Oliver Busch (verified owner) –

    Ich war zuerst skeptisch, Autoteile online zu bestellen, aber aftermarketspareparts.com hat mich überzeugt. Alles lief professionell und zuverlässig ab.

  44. Rated 4 out of 5

    Luis Enrique Santos (verified owner) –

    Compré un motor para mi Mercedes AMG y quedé impresionado con la calidad. Llegó muy bien protegido, en excelentes condiciones y después de la instalación el vehículo funciona perfectamente.

  45. Rated 4 out of 5

    James Bennett (verified owner) –

    The BMW brake pads and rotors I ordered were high quality and easy to install. The braking performance has been excellent.

  46. Rated 5 out of 5

    Loic Meyer (verified owner) –

    La boîte de vitesses commandée pour mon Audi A4 est arrivée en parfait état. L’installation s’est déroulée sans difficulté.

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