1997 GMC C3500 equipped with 7.4L V8 Gas OHV, 6.5L V8 Diesel OHV Turbo, 5.7L V8 Gas OHV, 5.7L V8 CNG OHV
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Auto Trans Extension Housing Seal Gold with Boot 4 Speed Mfr Code: 4L80-E
1997 GMC C3500 equipped with 7.4L V8 Gas OHV, 6.5L V8 Diesel OHV Turbo, 5.7L V8 Gas OHV, 5.7L V8 CNG OHV
Auto Trans Extension Housing Seal Gold with Boot 4 Speed Mfr Code: 4L80-E