Upgrade or replace your engine with this genuine Mercedes-Benz M278 4.7L Bi-Turbo V8 engine, a powerful and reliable unit used across multiple high-performance Mercedes models. Known for its strong torque output, smooth power delivery, and advanced engineering, the M278 engine is a popular choice for both replacement and performance applications.
This OEM engine is ideal for restoring factory performance or completing a high-quality repair with a proven powertrain.
Performance & Reliability
The M278 engine is engineered to deliver impressive performance while maintaining durability and efficiency. With its twin-turbocharged V8 configuration, it provides excellent acceleration and consistent power across the RPM range.
This used OEM unit has been carefully inspected and tested to ensure functionality and reliability before shipment. It is supplied as a complete engine assembly, making installation more straightforward for compatible vehicles.
Condition: Used OEM, tested
Engine Type: 4.7L Bi-Turbo V8
Configuration: Complete engine assembly
Performance: Strong torque, smooth power delivery
Fits in:
• Mercedes-Benz CLS550 (2012–2018)
• Mercedes-Benz E550 (2012–2016)
• Mercedes-Benz S550 (2012–2017)
• Mercedes-Benz GL450 / GLS450 (select years)
• Mercedes-Benz ML / GLE models with M278 engine
Warranty & Installation
This engine is inspected and tested prior to shipment to ensure it meets operational standards. Professional installation is strongly recommended to ensure proper setup and long-term reliability.
Warranty: 30-day warranty included
Installation: Professional installation required; verify compatibility before purchase
Shipping & Support
We offer worldwide shipping via trusted freight carriers such as DHL, UPS Freight, and FedEx Freight. Due to the size and weight of this item, palletized shipping and secure packaging are used. Orders are processed within 1–3 business days, and tracking information is provided upon dispatch.
Our team is available to assist with compatibility confirmation, shipping arrangements, and any questions before purchase to ensure you receive the correct engine for your vehicle.
Restore your vehicle’s performance with a genuine Mercedes-Benz M278 Bi-Turbo V8 engine built for power and reliability. Contact us today to confirm fitment and secure this high-performance OEM unit while available.
Joshua Lewis (verified owner) –
Great product with solid construction and good performance.
Isaac Murphy (verified owner) –
I’m satisfied with how well this works.
Anthony Clark (verified owner) –
Excellent build quality and reliable performance.
Gabriel Bailey (verified owner) –
I’m happy with the quality and performance.
Luke Cox (verified owner) –
Great craftsmanship and solid performance.
Aaron Ramirez (verified owner) –
This product works exactly as described and I’m very pleased with it.