Turbocharger Repair Kits GT15 GT17 GT18 GT20 GT22 GT25

Turbocharger Repair Kits GT15 GT17 GT18 GT20 GT22 GT25 Turbo Rebuild Kit 708639 

724930 713673 717478 454135 700447

 **Introduction**  

Turbochargers are critical components in modern engines, enhancing performance by increasing air intake and improving combustion efficiency. 

Over time, wear and tear can lead to reduced turbo efficiency or failure. Turbocharger repair kits provide a cost-effective solution to restore 

turbo performance without replacing the entire unit. This guide covers **GT15, GT17, GT18, GT20, GT22, and GT25 turbo rebuild kits**, 

including part numbers **708639, 724930, 713673, 717478, 454135, and 700447**, detailing their features, applications, and benefits.  

### **1. What is a Turbocharger Repair Kit?**  

A turbocharger repair kit contains essential components to refurbish a worn-out turbo. Typical parts include:  

- **Bearings & Bushings** – Reduce friction and ensure smooth rotation.  

- **Piston Rings & Seals** – Prevent oil leaks and maintain pressure.  

- **Thrust Collars & Washers** – Control axial movement of the turbine shaft.  

- **O-rings & Gaskets** – Ensure airtight sealing.  

- **Locking Plates & Nuts** – Secure turbine and compressor wheels.  

These kits are designed for specific turbo models (e.g., **GT15, GT17, GT20**) to ensure compatibility and optimal performance.  

### **2. Turbo Models & Applications**  

#### **GT15 Turbocharger**  

- **Common Applications:** Small diesel engines (e.g., 1.2L–1.6L).  

- **Repair Kit Part Numbers:** 708639, 724930.  

- **Features:** Compact design, ideal for light-duty vehicles.  

#### **GT17 & GT18 Turbochargers**  

- **Applications:** Mid-range diesel engines (e.g., 1.9L–2.2L).  

- **Repair Kit Part Numbers:** 713673, 717478.  

- **Features:** Balanced performance for passenger cars and light commercial vehicles.  

#### **GT20, GT22, GT25 Turbochargers**  

- **Applications:** High-performance and larger engines (e.g., 2.5L–3.0L).  

- **Repair Kit Part Numbers:** 454135, 700447.  

- **Features:** Heavy-duty construction for SUVs, trucks, and performance tuning.  

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### **3. Benefits of Using a Turbo Rebuild Kit**  

✔ **Cost Savings** – Cheaper than buying a new turbo.  

✔ **Extended Turbo Lifespan** – Restores efficiency and reduces wear.  

✔ **Improved Engine Performance** – Maintains optimal boost pressure.  

✔ **Easy Installation** – Designed for precise fitment.  

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### **4. How to Choose the Right Repair Kit?**  

1. **Match the Turbo Model** (GT15, GT20, etc.).  

2. **Verify Part Numbers** (e.g., 708639 for GT15).  

3. **Check Compatibility** with your vehicle’s engine.  

4. **Quality Assurance** – Opt for OEM or high-grade aftermarket kits.  

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### **5. Conclusion**  

Turbocharger repair kits for **GT15-GT25** models offer a reliable and economical solution for turbo maintenance.

Whether you’re repairing a small diesel engine (GT15) or a high-performance turbo (GT25), 

selecting the correct kit (e.g., **708639, 700447**) ensures longevity and peak turbo efficiency.  

For professional mechanics and DIY enthusiasts, these rebuild kits provide everything needed to restore turbocharger functionality, 

saving time and money while maximizing engine performance.