ATI / Procharger C5 Twin HighFlow Air-to-Air Intercooled Stage II Supercharger TUNER KIT (1GK203-SCI)

ProCharger SKU: 1GK203-SCI
Sale price


Regular price $8,082.80

When it comes to boosting the performance of late-model LS engines, ProCharger excels as the undeniable leader. With their unparalleled power gains and unwavering reliability on standard pump gas, ProCharger-powered 1997-2004 LS1 & LS6 Corvettes command the streets and dominate the strip. Supported by the unwavering strength and assistance of the industry's top contender, ProCharger provides you with unparalleled power potential and an extensive range of choices for your 1997-2004 Corvette C5 (LS1, LS6).

Continuing their legacy of pushing the boundaries of modified LS engines, ProCharger proudly introduces the Twin HighFlow Intercooler System and Tuner Kit, meticulously designed exclusively for the 1997-2004 Corvette C5 (LS1, LS6). This cutting-edge offering outshines the leading Stage II System and Tuner Kit by incorporating a larger front-mounted air-to-air intercooler, a low restriction air inlet, and an expanded air filter. The comprehensive kit also includes a battery terminal relocation bracket (requires drilling) and a heavy-duty bracket to secure a wide array of ProCharger models, including the standard P-1SC-1 and optional D-1SC supercharger units.

  • Horsepower gain: 55%+
  • P-1SC-1 supercharger head unit, 7 psi (Upgrades Available)
  • Highly effective Twin HighFlow air-to-air intercoolers
  • All 3" tubing and ProFlo Bypass Valve
  • Belt Drive System: Standard Shared 6 rib
  • Fuel Pump Supplied: Not Included
  • Fuel Injectors Supplied: Not Included
  • Computer/Ignition Mods.: Not Included
  • The coolest charge air temperatures and largest power gains available
  • ProCharger's patented and proven, self-contained oiling design requires no external oil lines
  • Easiest and quickest installation
  • CARB EO D-365-3: 50 State Legal ONLY with 7 psi on P-1SC-1 head unit
  • System is 100% complete with OEM quality and appearance