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Hypertech Thermo Master For 1990 GMC Truck, 350 TBI Automatic Transmission, T400


Hypertech Thermo Master For 1990 GMC Truck, 350 TBI Automatic Transmission, T400

Part #:
61-332255-1
Replacement for OE #: 120232
Alt Part #: 88-3023-3
Availability: Available - Allow extra time for delivery
Fitment: 1990 thru 1990
See applications below for exact details.
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Hypertech Power

1990 GMC Truck Engine Tuning Chips By Hypertech
$145.99 ea.


  • Increases Horsepower In Early Computer Controlled Cars
  • Controls Engine's Air/Fuel Ratio And Spark Advance For Maximum Power And Performance
  • Potential Gas Mileage Improvements
  • For Trucks With Automatic Transmission
The ThermoMaster™ Power Chip is designed to be used with a 160° or 180° thermostat. Eckler's is proud to offer Hypertech Power Chips, the perfect upgrade for your GM classic. Hypertech Power Chips are direct replacements for the stock chips in your 1990 GMC K25 or K35 Truck. The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance plus, potential gas mileage improvements. Hypertech Power Chips from Eckler's Classic Chevy Trucks can be installed easily, using only hand tools. 1981-1995 GM automotive computers used replaceable PROMs or chips to calibrate the Electronic Control Module (ECM) for specific engine, powertrain, and vehicle combinations. Hypertech created the original Power Chips™ to recalibrate these electronic brains for improved performance. As interest in Power Tuning™ grew and the variety of OEM systems increased, Hypertech developed innovative products to complement the increasingly complex on-board computer systems. Eckler's is proud to offer Hypertech Power Chips in our 1981 and up line up. From Camaro, Firebird, Malibu, Corvette, Caprice, Truck and other GM vehicles, we have what's right for you. Look for these brands to get your project running right! Look to Eckler's Classic Chevy Trucks for the performance parts you need for your 1990 GMC K-25 or K-35 Truck.
Make / Model Series Body Notes Year
CHEVROLET TRUCK 1990
CHEVROLET TRUCK GMC K25 1990
CHEVROLET TRUCK GMC K35 1990

 

Combined Cancer/Birth Defect
Prop 65 Warning

WARNING This product can expose you to chemicals including Phthalates which is known to the State of California to cause cancer on birth defects or other reproductive harm. for more information, visit www.P65Warnings.ca.gov.

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