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
1
W/O FITTING)(W/O SEAL INCLUDES SPRING, WITHOUT O-RING)(13/64-36 THD
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
W/O FITTING)(W/O SEAL INCLUDES SPRING, WITHOUT O-RING)(13/64-36 THD