Hypertech ThermoMaster Computer Chips CSR 9111C CSR Thermostat Housings Part 90370 is configured for

Part 90370 is configured for its specific application with attention to fitment requirements

this seat features premium fabric that resists mildew and maintains its shape across a wide temperature range

They are engineered to trigger catalyst efficiency monitors correctly

Bronze valve guides provide excellent wear characteristics with both stock and aftermarket valvestem materials

Multiple calibration levels let you choose between street-friendly firm shifts and aggressive race settings

Hypertech ThermoMaster Computer Chips CSR 9111C CSR Thermostat Housings Part 90370 is configured forHypertech's Hypertech ThermoMaster Computer Chips (ref 7282) is a socketed ECM reprogramming solution for selected GM, Ford, and Dodge vehicles from the 1990s and early 2000s. By replacing the factory calibration EPROM with Hypertech's optimized tune, this performance chip delivers controlled gains in horsepower and torque through revised fuel curves, ignition timing, and transmission shift points. It's a time tested upgrade that defined an era of DIY