Belt Tensioner Assenbly w/ Pulley 38158 for GMC Sierra 1500 1999 2000-2008 5.3L

OE/OEM Part Number 38158. GMC Sierra 1500 1999-2008 5.3L Serpentine. GMC Sierra 1500 1999-2008 4.8L Serpentine. GMC Sierra 1500 2007-2008 6.2L Serpentine. GMC Sierra 2500 1999-2004 Serpentine. GMC Sierra 2500 HD 2001-2008 6.0L Serpentine.