1999 GMC C2500 equipped with 7.4L V8 Gas OHV, 6.5L V8 Diesel OHV Turbo, 5.7L V8 Gas OHV, 5.7L V8 CNG OHV, 5.0L V8 Gas OHV
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MATING CONN W/LEADS USE 12085521 ENGLISH THREAD, CONTAINS VALVE, O-RING AND AN ADAPTER
1999 GMC C2500 equipped with 7.4L V8 Gas OHV, 6.5L V8 Diesel OHV Turbo, 5.7L V8 Gas OHV, 5.7L V8 CNG OHV, 5.0L V8 Gas OHV
MATING CONN W/LEADS USE 12085521 ENGLISH THREAD, CONTAINS VALVE, O-RING AND AN ADAPTER