PSC Motorsport SP1404 XD Series Power Steering Pump For 6.6L Duramax Hydro‑Boost
Part Number: SP1404. 2001–2004 (LB7 Duramax): Silverado/Sierra 2500HD & 3500. 2004.5–2005 (LLY Duramax): Silverado/Sierra 2500HD & 3500. 2006–2007 (LBZ Duramax): Silverado/Sierra 2500HD & 3500. 2007.5–2010 (LMM Duramax): Silverado/Sierra 2500HD & 3500.