2003 GMC Sierra 2500 HD equipped with 8.1L V8 Gas OHV, 6.6L V8 Diesel OHV Turbo, 6.0L V8 Gas OHV, 6.0L V8 CNG OHV
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2-SPEED, PUSH BUTTON CONTROL, ACTIVE TRANSFER CASE(NP8) 1.5 INCHES 1.5 4WD
2003 GMC Sierra 2500 HD equipped with 8.1L V8 Gas OHV, 6.6L V8 Diesel OHV Turbo, 6.0L V8 Gas OHV, 6.0L V8 CNG OHV
2-SPEED, PUSH BUTTON CONTROL, ACTIVE TRANSFER CASE(NP8) 1.5 INCHES 1.5 4WD