GCG TDX GTB2056V Turbo Upgrade Merc/Jeep OM642 A6420908580

Description

Overview

The GCG TDX GTB2056V Turbo Upgrade for Mercedes-Benz and Jeep OM642 engines is a precision-engineered performance solution designed as a direct bolt-on replacement. Built in-house by GCG, this turbocharger is ideal for drivers seeking improved torque, enhanced towing capability, and a healthier power curve across the rev range.

Each unit in the GCG TDX range features a billet compressor wheel that delivers up to 20% more airflow than the factory turbo, resulting in superior throttle response and overall horsepower gains. The upgrade maintains OEM reliability while offering the benefits of advanced aerodynamic efficiency.

Key Features

• Turbo Diesel TDX bolt-on upgrade
• Fits Mercedes-Benz / Jeep OM642 engines
• Supplied with gaskets for re-fitment
• Constructed with billet compressor wheel for increased efficiency
• Up to 20% more airflow over standard units
• Includes 12-month manufacturer warranty
• 100% bolt-on installation
• Designed for off-road use only

Specifications

• Model: GTB2056V
• Engine Compatibility: Mercedes-Benz / Jeep OM642
• Part Number: A6420908580
• Compressor Wheel: Billet Alloy – 56 mm inducer
• Exhaust Housing: Variable Geometry (VNT) type
• Weight: 12.0 kg
• Mount Type: 100% Bolt-On

What’s in the Box

• 1 x GCG TDX GTB2056V Turbocharger
• Gasket Set for installation
• Fitting hardware (as required)
• 12-Month Warranty Documentation

Compatibility

This turbocharger is compatible with vehicles equipped with the Mercedes-Benz / Jeep OM642 engine. Common applications include:

• Mercedes-Benz ML320 / ML350 CDI
• Jeep Grand Cherokee 3.0 CRD (OM642)
• Other OM642-based applications

Delivery & Lead Times

All GCG TDX turbochargers are precision-built to order. Typical dispatch times range from 3–5 business days, depending on stock availability. Free Australia-wide shipping is included for orders over $249.

Professional Fitting Service on the Sunshine Coast

Sunshine Coast Diesel Tuning offers professional turbo installation and ECU calibration services for the GCG TDX range. Our workshop specializes in performance diesel upgrades, ensuring correct fitment and safe tuning for maximum gains. Book your fitting here.