 
 
About Us
Throttle Body Injection is the Throttle Body Division of Guaranteed Carburetors, Inc. of Largo, Florida, which was established in 1979.
We take pride in providing you with rebuilt
GM throttle body injection assemblies and throttle body housings that can be installed on
your automobile, truck or marine engine with little or no adjustment. All our rebuilt products come with a complete one year warranty.
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