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  • High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New
  • High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New
  • High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New
  • High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New
  • High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New
  • High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New
High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New

High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New

  • 1 - 9 Pieces
    $3,582
  • 10 - 49 Pieces
    $3,398
  • >= 50 Pieces
    $2,999
View product details

High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Performance Power Output: Equipped with a 4.0T or 4.7T V8 turbocharged engine, delivering robust horsepower and torque for superior acceleration and performance in luxury vehicles like Mercedes-Benz GLS/GLE models.
  • Precision Compatibility: Designed specifically for Mercedes-Benz models (W221, W222, X166, M278) to ensure seamless integration with AMG 43/450 4MATIC systems and standard configurations.

Key features

  • 1. Advanced Material Technology

    • With a lightweight cast aluminum engine block, you can achieve superior heat dissipation and reduce vehicle weight by up to 20% compared to cast iron blocks*, enhancing acceleration and fuel efficiency.

  • 2. Modular Interactive Design

    • With a customizable modular design featuring adaptable gasket areas and robust fasteners, you can easily upgrade or maintain the engine for tailored performance in both standard and high-performance configurations.

  • 3. High-Output Performance Parameters

    • With a 4.0T/4.7T turbocharged V8 engine, you can deliver up to 450 HP and 479 lb-ft torque—~30% more power than non-turbocharged counterparts*, ensuring rapid acceleration and towing capability for luxury SUVs.

  • 4. Scenario-Specific Engineering

    • Designed for Mercedes-Benz GLS/GLE models, this engine ensures seamless integration and optimized power delivery for high-performance scenarios like off-road driving or highway cruising, maintaining reliability under heavy loads.

  • 5. OEM Compliance Certification

    • Manufactured to Mercedes-Benz OEM standards, this engine assembly meets rigorous quality and emissions regulations (e.g., Euro 6), guaranteeing compatibility and longevity for certified Mercedes applications.

Product details

High Performance 4.0t 4.7t V8 Engine Assembly Turbo for Mercedes Benz GLS GLE S5 Long Block W221 W222 X166 M278 928 910 932 New

The High Performance 4.0T/4.7T V8 Engine Assembly Turbo is a precision-engineered powerplant designed for Mercedes-Benz GLS/GLE/S-Class models (W221/W222/X166). Built with cast aluminum alloy for lightweight durability, this turbocharged gas engine delivers unmatched performance, efficiency, and adaptability for high-end automotive applications.

Technical specifications

FeatureSpecificationBenefit
MaterialCast aluminum alloy with cooling fins20% lighter than cast iron; enhanced heat dissipation for sustained performance
Engine Capacity4.0L/4.7L V8, turbocharged450 hp (AMG 43) to 489 hp (AMG 450) output, optimized for high-torque applications
Fuel TypePetrol (gas)With optimized intake/exhaust ports, achieve 20% higher combustion efficiency
CertificationsECE R85, ISO 9001Guaranteed compliance with global automotive safety and quality standards
CustomizationModular gasket zones and cylinder head designAdaptable to racing, luxury, or heavy-duty configurations

Customization guide

Adjustable parameters:

  • Cylinder head angle (±5°) to fine-tune airflow for specific RPM ranges
  • Turbocharger boost pressure (up to 1.2 bar) for power output customization
  • Cooling fin density to balance thermal management in extreme environments

Get inspired

This engine’s lightweight alloy construction and turbocharged design make it ideal for high-performance applications. Whether upgrading a luxury sedan for track use or enhancing a SUV’s towing capacity, its modular architecture ensures seamless adaptation to your vehicle’s needs.

Choose your model

ParameterBase Model (Standard)Advanced Model (AMG 43)Pro Model (AMG 450)
Power Output367 hp+23% (450 hp)+30% (489 hp)*
Torque369 lb-ft376 lb-ft520 lb-ft
Weight ReductionN/A15% lighter20% lighter
Cooling EfficiencyStandard finsEnhanced fin designTripled heat dissipation*

Supplier's note

  1. Technical Breakthroughs:

    • Lightweight Aluminum Alloy: Reduces unsprung mass by 20%, improving acceleration and fuel efficiency.
    • Triple-Cooled Fins (Pro Model): Outperforms industry benchmarks by 50% in thermal management, enabling sustained high-boost operation.
    • Modular Gasket System: Allows 30% faster engine rebuilds compared to traditional designs.

  2. Version Selection Guide:

    • Base Model: Ideal for standard GLS/GLE owners prioritizing reliability and cost efficiency.
    • Advanced Model (AMG 43): Perfect for drivers seeking a balance of luxury and track-ready performance.
    • Pro Model (AMG 450): Designed for enthusiasts requiring peak power (489 hp) and extreme durability, such as motorsport or heavy-duty towing.

*Pro Model’s 520 lb-ft torque exceeds OEM specifications by 38%, enabling seamless handling of high-load scenarios.

Frequently asked questions

  • Which Mercedes-Benz GLS/GLE engine assembly suits high-performance driving needs?

  • How do I maintain the turbocharged V8 engine block for longevity?

  • What’s the difference between the 4.0T and 4.7T engine blocks for Mercedes-Benz?

  • Can this engine assembly be customized for racing applications?

  • Is the cast-aluminum engine block compatible with OEM Mercedes-Benz standards?

  • Does the 4.7T V8 improve fuel efficiency compared to older models?

  • What warranty covers the new long-block engine assembly?

  • How does the V8 engine’s cooling system handle extreme temperatures?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Engine DisplacementHigh-performance drivingIndustry: 3.0L V6 (362 HP)
Base: 4.0L V8 (416 HP) ▲
Advanced: 4.7L V8 (450 HP) ▲▲		Base ▲: 15% more power for acceleration
Advanced ▲▲: 24% over Industry		Base ▲: 10% lower fuel efficiency
Advanced ▲▲: 15% lower efficiency
TorqueTowing heavy loadsIndustry: 369 lb-ft
Base: 479 lb-ft ▲▲
Advanced: 516 lb-ft ▲▲▲ (ISO 1585)		Base ▲▲: 30% more torque for towing
Advanced ▲▲▲: 40% over Industry		Base ▲▲: Slightly higher maintenance costs
Advanced ▲▲▲: Complex turbo system
Fuel EfficiencyCity driving, frequent stopsIndustry: 15/22 MPG
Base: 14/21 MPG ▼
Advanced: 13/20 MPG ▼▼ (EPA ratings)		N/A (performance prioritized)Base ▼: 6% worse MPG
Advanced ▼▼: 13% worse than Industry
Turbo TechnologyRapid acceleration scenariosIndustry: Single-turbo (ASTM F1990)
Base: Twin-turbo ▲
Advanced: Twin-turbo + intercooler ▲▲		Base ▲: Quicker boost response
Advanced ▲▲: 15% denser air intake		Base ▲: Slightly higher maintenance costs
Advanced ▲▲: Costly repairs
WeightFuel efficiency, handlingIndustry: 500 kg
Base: 480 kg ▲ (ISO 3833)
Advanced: 490 kg		Base ▲: Improved fuel efficiency and agility
Advanced: Near-Industry weight		Advanced: Slightly heavier than Base due to intercooler
Noise LevelQuiet environmentsIndustry: 70 dBA (louder than lawnmower)
Base: 68 dBA ▲
Advanced: 43 dBA ▲▲ (ISO 3744)		Base ▲: Reduced cabin noise
Advanced ▲▲: Quieter than refrigerator hum		N/A (ultra-quiet operation is a key advantage)

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