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  • Part #: H5811621
  • Mfr #: 11621
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1985-1986 Chevrolet C20 Performance Module and Chip - Hypertech - Hypertech Street runner, 49-state legal - no CA shipments, Direct fit

  • Product Details
  • Manufacturer Info
  • Extended Warranty
  • Related Products
  • Fitment Info
HYPERTECH STREET RUNNER POWER COMPUTER CHIP -- California model only; Designed for daily street driving or competition in unmodified vehicles using a stock thermostat; Contains powerful engine tuning information, and controls air/fuel ratio and spark advance for maximum power at full throttle; Raises rpm for torque converter lock-up producing better driveability and smoother shifting; Gives extra power for passing, pulling, or maneuvering in tight situations; Replaces factory settings with performance-oriented ones; Improves gas mileage; 49-state legal; Easy installation and no drilling or soldering required; Recommends thermostat; With lifetime Hypertech limited warranty.

Notes: 49-state legal, not for sale or use in California; Cannot be shipped to California addresses.

  • Series: Hypertech Street runner
  • Emissions: 49-state legal - no CA shipments
  • Product Fit: Direct fit
  • Quantity Sold: Sold individually
  • Mounting Type: Under dash
  • Anticipated Ship Out Time: 1-2 business days
  • Built-in Display: No
  • Warranty: Lifetime Hypertech limited warranty
  • Fit note: transmissionmfrcode : THM350C, California Model Only, transmissionmfrcode : THM400, California Model Only
This product fits the following Chevrolet C20 submodels
  • 1986-1986: Custom; 8 Cyl 5.0L;
  • 1986-1986: Scottsdale; 8 Cyl 5.0L;
  • 1986-1986: Silverado; 8 Cyl 5.0L;
  • 1985-1985: Custom; 8 Cyl 5.7L;
  • 1985-1985: Scottsdale; 8 Cyl 5.7L;
  • 1985-1985: Silverado; 8 Cyl 5.7L;