Garrett G-Series II G25-585 Turbochargers
High-Performance Turbo for 1.4L - 3.0L Engines | 300-585 HP
Product Overview
The Garrett G-Series II G25-585 Turbocharger is the latest evolution of the high-performance G-Series line, engineered to deliver faster spool, increased airflow, and superior efficiency. Designed for 1.4L to 3.0L engines, this turbo supports 300-585 horsepower, making it ideal for street performance, track builds, and race applications.
Featuring next-generation compressor aerodynamics, the G-Series II provides up to 10% more flow compared to Gen I, improving response and power output. Its easy upgrade path allows existing Gen I users to swap the CHRA without changing housings, ensuring a hassle-free installation.
Turbine Housing Options (Select from Dropdown)
This turbo is available with three different turbine A/R options, allowing you to tailor performance based on your engine setup and driving style:
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0.49 A/R (PN: 934076-5001S) – Fastest spool, best for smaller displacement engines or quick boost response.
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0.72 A/R (PN: 934076-5002S) – Balanced performance, offering a blend of spool and top-end power.
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0.92 A/R (PN: 934076-5003S) – Maximum top-end flow, designed for high-horsepower builds.
👉 Use the dropdown menu to select your preferred A/R ratio based on your power goals!
Key Features & Benefits
✔ Advanced Compressor Aerodynamics – Delivers higher power, faster spool, and improved efficiency.
✔ Up to 10% More Flow – Compared to G-Series Gen I, improving both low-end torque and high-RPM performance.
✔ Direct Gen I Upgrade – Compatible with existing Gen I housings, simplifying the transition.
✔ Standard & Reverse Rotation Options – Choose the configuration that best fits your setup.
✔ Pre-Assembled & Calibrated – Includes a 0.5 bar actuator for easy installation.
✔ Internal Wastegate – Designed for seamless integration into OEM or custom applications.
Technical Specifications
General Specs
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Horsepower Range: 300-585 HP
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Engine Displacement: 1.4L - 3.0L
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Rotation: Standard
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Actuator: Pre-installed and calibrated at 0.5 bar
Compressor Specs
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Inducer: 48mm
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Exducer: 60mm
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Trim: 65
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A/R: 0.70
Turbine Specs (Varies by Selection)
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Inducer: 54mm
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Exducer: 49mm
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Trim: 84
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A/R Options: 0.49 / 0.72 / 0.92 (select from dropdown)
Fitment & Installation
The Garrett G25-585 Turbocharger is designed for performance-driven applications, from street builds to full race setups. The three turbine A/R options allow for fine-tuning power delivery based on drivability and boost response needs.
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0.49 A/R: Best for quick spool, street builds, and smaller displacement engines.
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0.72 A/R: Ideal for balanced performance between spool and top-end power.
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0.92 A/R: Optimal for maximum horsepower and high-flow applications.
Why Choose the Garrett G-Series II G25-585?
If you're looking for a high-performance turbocharger that delivers superior spool, efficiency, and horsepower potential, the Garrett G25-585 is the perfect choice. Whether you're upgrading from a Gen I turbo or building a new high-power setup, this turbo provides cutting-edge technology for peak performance.
🔧 Select your preferred A/R ratio from the dropdown menu and experience the next level of turbo performance!
📄 Garrett G-Series II Product Flyer »
