Product#: PC353322

1995 Chevrolet/GMC; S10/Sonoma; 4.3L TBI; Automatic Transmission; With Over Drive; Hypertech Thermo Master Chip

For use with a stock exhaust system and a low temperature thermostat. The Thermo Master helps keep the engine cooler in situations of extreme heat such as desert driving, competition, etc. A low temp thermostat is required....