THIS ITEM FITS VARIOUS APPLICATIONS BY PART NUMBER.PLEASE CHECK YOUR PART NUMBER TO ENSURE FITMENT.
GMC MODELS:
SIERRA 2500 HD WT 8 CYL 8.1L 2003-2006 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 BASE 8 CYL 8.1L 2002-2005 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 CLASSIC SL 8 CYL 8.1L 2007 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 CLASSIC SLE 8 CYL 8.1L 2007 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 CLASSIC SLT 8 CYL 8.1L 2007 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 CLASSIC WT 8 CYL 8.1L 2007 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 SL 8 CYL 8.1L 2001-2002 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 SL 8 CYL 8.1L 2006 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 SLE 8 CYL 8.1L 2001-2006 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 SLT 8 CYL 8.1L 2001-2006 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
SIERRA 3500 WT 8 CYL 8.1L 2004-2006 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
YUKON XL 2500 SLE 8 CYL 8.1L 2001-2006 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
YUKON XL 2500 SLT 8 CYL 8.1L 2001-2006 ENGINEDESIGNATIONNAME : L18; WITHOUT A.I.R.
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