ProCharger Stage II Intercooled Tuner Supercharger Kit w/ P-1SC-1 (1GK404-SCI) - 1997-2004 Corvette C5 LS1
The ProCharger Stage II Intercooled Tuner Supercharger Kit is built for 1997-2004 Corvette C5 LS1 owners who want serious horsepower potential with full control over tuning and fueling. Capable of delivering 55 percent or more horsepower gains at approximately 7 psi of boost, this system includes proven Stage II hardware while allowing complete customization for advanced builds.
This setup is ideal for enthusiasts running custom tuning, upgraded engine components, or alternative fuels such as E85, race fuel, or methanol injection.
P-1SC-1 Supercharger
At the core of the system is the P-1SC-1 centrifugal supercharger, delivering efficient airflow and consistent boost.
- Produces approximately 7 psi of boost
- High-efficiency centrifugal compressor design
- Self-contained oiling system with no external oil lines
- Smooth drivability with strong top-end power
Twin Air-to-Air Intercoolers
This system includes dual high-flow intercoolers designed to maintain safe intake temperatures and support aggressive tuning.
- Twin 4.5 inch air-to-air intercoolers
- Reduces intake air temperatures under boost
- Improves detonation resistance
- Supports consistent and repeatable performance
Stage II System Design
The Stage II platform offers increased flexibility and upgrade potential compared to standard High Output systems.
- Designed for higher horsepower capability
- Supports future upgrades and head unit changes
- Upgradeable to dedicated 8-rib drive systems
- Built for evolving performance builds
Tuner Kit Configuration
This tuner kit includes all major supercharger hardware but leaves tuning and fueling up to the builder.
- No PCM calibration included
- No handheld tuner included
- No fuel system components included
- Designed for custom tuning and advanced setups
Engineered for Performance and Reliability
ProCharger systems are known for OEM-like fitment, durability, and real-world drivability, making this kit a strong foundation for high-performance LS1 builds.
- Bolt-on installation with no permanent modifications
- Fully reversible setup
- Compatible with most intake manifolds
- Efficient mounting location to minimize heat
Features
- P-1SC-1 ProCharger centrifugal supercharger
- Stage II intercooled tuner supercharger system
- Twin 4.5 inch air-to-air intercoolers
- 6-rib belt drive system
- ProFlow blow-off valve included
- Satin finish supercharger and brackets
- Self-contained oiling system
- All major tubing and installation hardware included
- Made in the USA
Additional Notes
- Custom tuning and upgraded fuel system required
- Designed for modified or built engines
- Professional installation recommended
Fitment
- 1997 Chevrolet Corvette C5 LS1
- 1998 Chevrolet Corvette C5 LS1
- 1999 Chevrolet Corvette C5 LS1
- 2000 Chevrolet Corvette C5 LS1
- 2001 Chevrolet Corvette C5 LS1
- 2002 Chevrolet Corvette C5 LS1
- 2003 Chevrolet Corvette C5 LS1
- 2004 Chevrolet Corvette C5 LS1
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