GTX3576R Gen II Supercore 851154-5003S – Standard Rotation | 58MM Compressor Inducer

SKU: 851154-5003S
Brand: Garrett

The Garrett GTX3576R Gen II Supercore turbocharger is a performance-focused solution built on the foundation of the GT Series architecture and enhanced with Gen II aerodynamics. Designed for serious racing applications, it features a 58mm forged fully-machined compressor wheel, ceramic dual ball bearings, and optimized housing geometry for higher flow and faster response.

This unit supports power outputs from 400 to 750 HP for engines ranging from 2.0L to 4.5L, depending on supporting modifications and tuning.

Key Features

• Gen II compressor wheel aerodynamics for increased airflow and horsepower

• 58mm forged, fully-machined compressor inducer

• Ceramic dual ball bearing cartridge for enhanced spool and durability

• New speed sensor port machined into compressor housing (sensor sold separately)

• External wastegate compatible with oil and water-cooled center section

• Not CARB Legal

Turbocharger Specifications

Compressor Wheel:

• Inducer Diameter: 58mm

• Exducer Diameter: 77mm

• Material: Forged, Fully Machined

• A/R Ratio: 0.60

Turbine Wheel:

• Inducer Diameter: 68mm

• Exducer Diameter: 62mm

• Trim: 84

• Material: Inconel

General Configuration:

• Product Line: GTX Gen II

• Frame Size: 35

• Rotation: Standard

• Cooling Type: Oil & Water

• Bearing Type: Ceramic Dual Ball Bearing

• Wastegate: External

Engine Compatibility

• Displacement Range: 2.0L – 4.5L

• Horsepower Range: 400 – 750 HP (based on modifications and calibration)

Note: Maximum allowable turbo speed is 145,000 RPM. Exceeding this may result in failure. Installing a speed sensor (sold separately) is recommended to monitor shaft speed.

Included

• GTX3576R Gen II Supercore Assembly (turbine housing not included)

Important Notice

This product is intended solely for closed-course racing vehicles. It is not legal for use on public roads. Modifying your vehicle with this part may impact warranty, emissions compliance, or safety certifications. Ensure legal and safe installation by consulting your vehicle manufacturer and local laws.