1990 GMC C6000 Topkick equipped with 7.0L V8 Gas OHV, 6.6L L6 Diesel Turbo, 6.0L V8 Gas
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AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System
1990 GMC C6000 Topkick equipped with 7.0L V8 Gas OHV, 6.6L L6 Diesel Turbo, 6.0L V8 Gas
AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System