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GT45 T4 Turbocharger for 4.0L–6.0L Engines
This universal GT45 turbocharger features a T4 4-bolt manifold flange, 3.25" V-band exhaust outlet, and a configuration without an internal wastegate. According to the source, it is designed for 4.0L-6.0L engines and can handle up to 600+ BHP. Installation modifications may be required depending on the specific vehicle and exhaust system.
Technical specifications
| Type | GT45, universal turbocharger |
|---|---|
| Application | 4.0L-6.0L engines |
| Declared supported power | Up to 600+ BHP |
| Top-up | 8 PSI |
| Cooling | Oil |
| Bearing | Journal bearing, wet float |
| Wastegate | No internal wastegate; external wastegate in manifold required |
| Turbine flange | T4, 4 bolts |
| Exhaust outlet flange | V-band 3.25 inch |
| Compressor Trim | 50 |
| Compressor inducer diameter | 69 mm |
| Compressor exducer diameter | 98 mm |
| A/R compressor | 0.66 |
| Turbine trim | 78 |
| Turbine inducer diameter | 88 mm |
| Exducer turbine diameter | 77.5 mm |
| A/R turbine | 1.05 |
| Oil connection - power supply | M9 and 2 × M8 × 1.25 |
| Oil connection - drain | M19 and 2 × M8 × 1.25 |
Workmanship and balance
The source states that the construction uses alloy steel and alloyed aluminum. The turbine shaft is described as being made of K418 alloy, and the compressor wheel is described as being made of cast aluminum. The product was balanced using VSR technology; the source also indicates Schenker balancing.
The given overall dimensions of the product are approximately 31 × 30 × 27 cm and the weight is 17.2 kg.
Important assembly information
- The turbocharger does not have an internal wastegate. An external wastegate mounted in the manifold is required.
- Additional components will be needed for complete installation.
- Assembly instructions not included.
- Before purchasing, please check the dimensions, flanges, oil connections and suitability for a specific vehicle.
- The source states a 2-year warranty on turbocharger parts under normal use.
OEM and Application
Confirmed OEM/OE application designation: 4.0L-6.0L
This is a universal fit for 4.0L-6.0L engines, not a model-specific part. Fitment should take into account the vehicle's individual design and any required modifications.
Helpful information before purchasing
The GT45 T4 turbocharger is a universal part for 4.0L-6.0L engines. It is not specific to a specific make or model of vehicle. Please verify the T4 flange, 3.25-inch V-band outlet, oil ports, dimensions, and location for the external wastegate before purchasing. Modifications may be required for your specific vehicle.
The most important information
- GT45 T4 configuration with compressor A/R 0.66 and turbine A/R 1.05.
- Manifold Flange: T4 4-bolt; Exhaust Outlet: V-band 3.25 in.
- No internal wastegate - external wastegate required.
- Intended use according to source: 4.0L-6.0L engines; declared supported power up to 600+ BHP.
- Oil cooling, journal bearing and VSR balancing.
Contents of the set
The source does not list the full kit contents. The offer is for a turbocharger; additional installation components are not specified, and installation instructions are not included. Please verify the scope of delivery before purchasing.
Frequently asked questions
How do I check if a part fits?
Compare 4.0L-6.0L engine applications, T4 4-bolt flange, 3.25-inch V-band outlet, oil ports, dimensions, and external wastegate requirements. If necessary, a turbocharger specialist should confirm fit.
Is the product ready for assembly?
The source does not confirm the completeness of the installation. Additional parts will be required for complete assembly, and instructions are not included. An external wastegate must also be provided.
Does the offer include a complete set?
A complete installation kit has not been confirmed. Please verify the detailed scope of delivery before purchasing.
Why is it worth buying from Multigenus?
- Ships from European warehouse for selected offers
- Final price within the EU, excluding customs and import surcharges
- 14 days to return in accordance with EU law
- Pre- and post-purchase support
- The product is described in a way that makes it easier to choose the right variant