ProCharger Stage II Intercooled Supercharger System with P-1SC-1 - Satin Finish (1997-2004 Corvette C5 LS1) - 1GK414-SCI
Stage II Performance Upgrade for LS1 Corvette C5
Take your 1997-2004 Corvette C5 LS1 beyond standard bolt-on performance with the ProCharger Stage II Intercooled Supercharger System. Delivering 55%+ horsepower gains at 7 psi of boost, this system builds on the proven High Output platform with refined engineering for even more consistent performance and upgrade potential.
Designed as a complete solution, this system provides everything needed for a seamless installation, including intercooling, tuning, and all required hardware, making it a powerful and reliable upgrade for LS1-powered Corvettes.
P-1SC-1 Supercharger - Proven LS Power
At the core of the Stage II system is the P-1SC-1 centrifugal supercharger, delivering efficient airflow and strong top-end performance.
- Produces 7 psi of boost for substantial power gains
- Self-contained oiling system - no external oil lines required
- Low maintenance and long-term durability
- Smooth and predictable power delivery
Twin High-Flow Intercooler System
This system features dual 4.5 inch twin high-flow air-to-air intercoolers, designed to control intake temperatures and maintain consistent power.
- Reduces intake air temperatures for increased horsepower
- Improves detonation resistance
- Maintains consistent performance under load
- Optimized high-flow inlet design
Stage II System Benefits
The Stage II system builds upon the original HO system design with enhanced flexibility and upgrade capability, making it ideal for enthusiasts planning future performance upgrades.
- 100% complete supercharger system
- Designed for reliable street and performance use
- Supports higher horsepower builds with optional upgrades
- Upgradeable to dedicated drive configurations
Complete Turnkey System with Tuning Included
This Stage II system includes PCM tuning and a handheld tuner, ensuring proper calibration for safe and consistent performance.
- Pre-loaded tuning included
- All tubing, brackets, and hardware provided
- Easy bolt-on installation
- No permanent modifications required - fully reversible
Engineered for Daily Driving and Performance
ProCharger systems are known for their OEM-quality fitment, drivability, and durability. With optimized mounting to minimize heat and maximize efficiency, this system delivers reliable power you can enjoy every day.
Performance Highlights
- 55%+ horsepower gains
- 7 psi boost level
- P-1SC-1 supercharger with satin finish
- Twin 4.5 inch high-flow intercoolers
- Complete system with tuning included
- Upgradeable Stage II platform
Key Features
- P-1SC-1 ProCharger centrifugal supercharger
- Satin finish head unit and brackets
- Twin 4.5 inch high-flow air-to-air intercoolers
- 6-rib belt drive system
- ProFlow blow-off valve included
- PCM tuning and handheld tuner included
- Self-contained oiling system
- Bolt-on installation with no permanent modifications
- High-flow intake tubing and mounting hardware included
- Compatible with LS1 Corvette C5 platforms
- 1-year standard warranty with optional 3-year upgrade
- Made in the USA
Available Options
- Black or polished supercharger and bracket finish
- Helical gearset for reduced noise
- P-1X or D-1X supercharger upgrades
- F-1 series head unit upgrades (tuner kits with required drive upgrades)
- 8-rib dedicated drive upgrade
- Race blow-off valve upgrade
Quick Specs
- Manufacturer: ProCharger
- Product Type: Stage II Intercooled Supercharger System
- Supercharger: P-1SC-1
- Boost Level: 7 psi
- Horsepower Gain: 55%+
- Engine Application: 5.7L LS1 V8
- Vehicle Fitment: 1997-2004 Corvette C5
- Intercooler: Twin 4.5 inch air-to-air intercoolers
- Drive System: 6-rib belt drive
- Tuning: PCM tuning and handheld included
- Blow-Off Valve: ProFlow included
- Oiling System: Self-contained
- Finish: Satin
- Part Number: 1GK414-SCI
FAQs
What is the advantage of the Stage II system over the HO system?
The Stage II system provides greater upgrade flexibility and improved performance potential, making it ideal for builds that may evolve over time.
Can this system support future power upgrades?
Yes, the Stage II platform is designed to support upgrades such as higher-output head units and dedicated drive systems for increased performance.
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
Why Buy from Beefcake Racing?
Beefcake Racing is your trusted source for ProCharger systems and LS-based Corvette performance builds. We help you choose the right setup for your goals, whether you're building a reliable street car or planning future upgrades.
With direct access to ProCharger and real-world experience, we provide expert guidance, fast shipping, and unmatched support.
Email: sales@beefcakeracing.com
Phone: 1-855-827-7223
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
