Fits: 2001 thru 2010 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM Duramax Diesel

This Brand New LBZ Based S&S CP3 pump is a great stock replacement. These pumps are brand new, but they do have a core charge. 

Notes: 

• Brand New Pump (Core is required)
• Tuning is REQUIRED if installing on 2001-2005 LB7 and LLY engines.
• Fitment on LB7's requires you to modify the regulator connectors to make them fit.
  
• All Core Return Costs are responsible to the customer. Please contact our customer support team with any core return questions you may have. Core returns must be processed online via the Return Request Form