Fits: 2011 thru 2016 Chevy Silverado/GMC Sierra 2500HD/3500HD LML Duramax Diesel DmaxStore OE replacement hydroboost inlet/feed hose. This is the inlet pressure line that goes from your hydroboost to the power steering pump. These high tensile strength braided hoses utilize OE style fittings for ease of installation and fitment. The tubing and fittings are zinc coated for rust/corrosion resistance to provide long lasting reliability and performance from your hydroboost/power steering system. Features: Premium OE replacement High tensile strength braided hose Built to withstand high pressures and dampens noise/vibrations Zinc coated tubing and fittings for rust/corrosion resistance Heat shield/protective sleeves where applicable Includes: Hydroboost Inlet/Feed line O-rings Replaces Part#: GM 84073999 GM 84626753 Notes: We HIGHLY recommend completely flushing the power steering/hydroboost system before installing ANY new hard parts to prevent contamination failure Failures caused by contamination will not be covered under warranty