1991 Chevrolet G30 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 4.3L V6 Gas OHV
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GM Original Equipment AIR INJECTION REACTOR SYSTEM(K19)
1991 Chevrolet G30 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 4.3L V6 Gas OHV
GM Original Equipment AIR INJECTION REACTOR SYSTEM(K19)