1973-1980 GMC K5 Jimmy C/K Dual-Pass 20" Transmission Fluid Cooler Trans Oil Cooling, Sierra, High, Classic, Grande, Street Coupe, Squarebodyl 370 make-packard-model-120-year-1939

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and extend the life of your 1955-1957 Pontiac Chieftain

We also offer Detailed Instructions and FREE LIVE USA Technical Support

1973-1980 GMC K5 Jimmy C/K Dual-Pass 20" Transmission Fluid Cooler Trans Oil Cooling, Sierra, High, Classic, Grande, Street Coupe, Squarebodyl 370 make-packard-model-120-year-1939Get that Oil Cool and Flow Clean Fluid Through Those Transmission Lines to your Radiator without worry about excessive Heat being your Transmissions worst enemy. Zirgo Transmission & Fluid Coolers Prevent Your Engine Oil and Transmission Fluids From Reaching Their Limits. At high temperatures, engine fluids can create a varnish on critical engine and transmission components, harden seals, cause transmission plates to slip, and cause transmission