1. Introduction
This instruction manual provides essential information for the proper installation, operation, and maintenance of your INGKAN GT45 Turbocharger. Please read this manual thoroughly before attempting any installation or operation to ensure safe and efficient use of the product. Proper adherence to these guidelines will help maximize the performance and longevity of your turbocharger.
2. Product Overview
The INGKAN GT45 Turbocharger is a high-performance, anti-surge, twin-scroll unit designed for significant power upgrades in 4.0L to 6.0L engines. It features a T4 V-Band 1.05 A/R exhaust inlet and is capable of supporting 600-800 horsepower. This turbocharger is engineered to enhance engine output and acceleration by efficiently utilizing exhaust gas energy to increase intake airflow pressure.

Figure 2.1: The INGKAN GT45 Turbocharger main unit, showcasing its robust construction and included gaskets for installation.

Figure 2.2: The GT45 Turbocharger part number (GT45 5OAUT9) and an illustration suggesting increased energy efficiency.
Key features of the GT45 Turbocharger include:
- Anti-Surge Design: Prevents compressor surge, ensuring stable airflow and efficiency, especially during off-throttle conditions.
- Twin-Scroll Technology: Reduces turbo lag and improves engine response by separating exhaust pulses for more efficient gas harnessing.
- High Horsepower Capability: Designed to support power outputs ranging from 600 to 800 HP.
- Durable Construction: Made from high-quality metal materials for high-temperature resistance and long service life.
- Fast Response: Delivers immediate power output with minimal turbo lag across a wide RPM range.

Figure 2.3: Visual representation of the turbocharger's key features, highlighting its robust design and performance benefits.

Figure 2.4: Detailed view of the turbocharger's internal components, including the compressor and turbine wheels, and the exhaust housing.
3. Specifications
Below are the detailed technical specifications for the INGKAN GT45 Turbocharger:
| Parameter | Value |
|---|---|
| Part Number | GT45 5OAUT9 |
| Exhaust Inlet Flange | T4 Twin Scroll Flange |
| Exhaust Outlet Flange | V-Band Flange (ID: 82mm, OD: 101mm) |
| Bearing Type | Wet Float |
| Cooling Type | Oil Cooled |
| Oil Inlet | M9 & 2*M8*1.25 |
| Oil Outlet | M19 & 2*M8*1.25 |
| Wastegate | w/o Wastegate |
| Horsepower Capability | Up to 600+HP (Recommended 600-800HP) |
| Compressor Specifications | |
| Compressor Trim | 49.6 |
| Compressor Inducer Diameter | 69 mm |
| Compressor Exducer Diameter | 98 mm |
| Compressor Air Inlet Size | 107mm |
| Compressor Air Outlet Size | 86.3mm |
| Compressor A/R | 0.66 |
| Turbine Specifications | |
| Turbine Trim | 77.6 |
| Turbine Inducer Diameter | 88 mm |
| Turbine Exducer Diameter | 77.5 mm |
| Turbine A/R | 1.05 |
| Item Weight | 37.6 pounds |
| Package Dimensions | 13 x 12.5 x 11 inches |
4. Vehicle Fitment
The INGKAN GT45 Turbocharger is compatible with a range of vehicles and engine sizes. Please verify your vehicle's specifications against the list below to ensure proper fitment.
- Fits for 1967-2012 Chevrolet Camaro 3.6L/ 3.8L/ 4.1L/ 4.4L/ 5.0L/ 5.3L/ 5.4L/ 5.7L
- Fits for 1970-2018 Dodge Challenger 3.6L/ 3.7L/ 5.2L/ 5.6L/ 5.7L/ 5.9L
- Fits for 1966-2018 Dodge Charger 3.6L/ 3.7L/ 4.5L/ 5.2L/ 5.6L/ 5.7L/ 5.9L
- Fits for 1979-2018 Ford Mustang 3.7L/ 3.8L/ 3.9L/ 4.0L/ 4.2L/ 4.6L/ 5.0L/ 5.2L/ 5.4L/ 5.8L
- Fits for 2007-2012 Mazda CX-9 3.5L/ 3.7L

Figure 4.1: A visual guide to vehicle compatibility, listing various car models and their engine displacements suitable for this turbocharger.
5. Installation (Setup)
Installation of a turbocharger requires specialized knowledge and tools. It is highly recommended that installation be performed by a qualified professional to ensure correct fitment and optimal performance, as well as to prevent damage to the product or vehicle.
General steps for turbocharger replacement typically include:
- Disassemble the Old Turbocharger: Carefully remove the existing turbocharger and associated components, ensuring all connections are properly disconnected.
- Install New Turbocharger: Mount the new INGKAN GT45 Turbocharger, ensuring all flanges and connections are securely fastened according to manufacturer specifications.
- Add Relevant Liquids: Refill engine oil and coolant as necessary, ensuring proper lubrication and cooling for the new turbocharger.
- Testing and Inspection: After installation, perform thorough testing and inspection to confirm proper operation, check for leaks, and verify boost levels.

Figure 5.1: Step-by-step visual guide on how to replace a turbocharger, from removal of the old unit to final testing.
Always refer to your vehicle's specific service manual for detailed installation procedures and torque specifications.
6. Operation
The INGKAN GT45 Turbocharger significantly enhances your engine's performance by forcing more air into the combustion chamber. This results in a more potent air-fuel mixture, leading to increased power output and improved acceleration.
- Strong Power Boost: The turbocharger utilizes exhaust gas energy to increase intake airflow pressure, providing a substantial increase in engine power and torque.
- High Altitude Adaptability: At higher altitudes where air density is lower, the turbocharger compensates by supplying more oxygen, helping to maintain engine performance and horsepower.
- Fast Response: Engineered for minimal turbo lag, the GT45 delivers immediate power output and efficient performance across a broad RPM range.
- Increased Engine Torque: Expect a significant increase in engine torque, providing more powerful acceleration and improved capability for climbing inclines.
It is crucial to allow the engine to warm up before engaging in high-performance driving and to allow a cool-down period after strenuous use to protect the turbocharger's bearings.
7. Maintenance
Regular maintenance is vital for the longevity and optimal performance of your INGKAN GT45 Turbocharger.
- Oil Quality and Changes: Ensure that high-quality engine oil is used and changed at recommended intervals. The turbocharger's bearings are lubricated by engine oil, and clean oil is critical for preventing premature wear.
- Oil Pressure: Maintain proper engine oil pressure. Low oil pressure can starve the turbocharger of lubrication, leading to damage.
- Air Filter: Regularly inspect and replace the engine air filter. A clogged air filter can restrict airflow, causing the turbocharger to work harder and potentially leading to damage.
- Cooling System: For oil-cooled turbochargers, ensure the engine's cooling system is functioning correctly to prevent overheating.
- Pre- and Post-Operation Idling: Allow the engine to idle for a short period (30-60 seconds) after starting and before shutting down. This allows oil to circulate and cool the turbocharger, especially after high-load operation.
Consult your vehicle's owner's manual for specific maintenance schedules and recommendations.
8. Troubleshooting
If you experience issues with your turbocharger, refer to the common symptoms and potential causes below. For complex issues, professional diagnosis and repair are recommended.

Figure 8.1: Common indicators that may suggest a turbocharger requires inspection or replacement.
| Symptom | Possible Cause |
|---|---|
| Performance Degradation | Reduced engine power, slow acceleration, or decreased boost pressure. Could indicate a worn turbocharger, boost leak, or issues with associated sensors. |
| Abnormal Noise | Whining, screeching, or grinding sounds from the turbocharger area. Often points to worn bearings or impeller contact with the housing. |
| Oil Leakage | Visible oil leaks around the turbocharger housing or excessive blue smoke from the exhaust. Can be caused by worn seals or excessive crankcase pressure. |
| Overheating | Engine or turbocharger running hotter than normal. May be due to restricted oil flow, cooling system issues, or improper tuning. |
| Excessive Exhaust Smoke | Blue smoke (oil burning) or black smoke (rich fuel mixture) from the exhaust. Can indicate turbo seal failure or other engine issues. |
If you encounter any of these symptoms, it is advisable to have your vehicle inspected by a certified mechanic.
9. Warranty and Support
INGKAN-ONLINE is committed to providing excellent customer service and support for your GT45 Turbocharger.
- Online Consultation: INGKAN-ONLINE provides 24-hour online consultation and customer service.
- Professional Support: Our team is dedicated to providing professional, enthusiastic, and high-level after-sales processing standards.
For any inquiries, technical assistance, or warranty claims, please contact INGKAN-ONLINE customer service through the official channels.