{"product_id":"fleece-performance-cp3k-diesel-fuel-pump-upgrade-for-duramax-lbz-and-lmm-models","title":"Fleece Performance CP3K Diesel Fuel Pump Upgrade for Duramax LBZ and LMM Models","description":"The Fleece Performance CP3K is a modified Duramax LBZ CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you have a stock CP3 pump you are losing fuel flow and rail pressure after 3000 RPM, which correlates to lost horsepower when you need it most. This cost effective upgrade will allow you to maintain desired fuel rail pressure through your entire RPM range. NOTE: The fuel pressure regulator will need to be scaled appropriately when installed in a 2001-2005 (LB7 or LLY)\nRecommended Cross Sell Skus - FPE-CP3-FEED\/FPE-CP3-RTRN\n\u003cp\u003eEnhance your Duramax diesel truck's fuel delivery with the Fleece Performance CP3K fuel pump upgrade, designed specifically for models equipped with the LBZ and LMM engines. This modified CP3 pump addresses factory fuel flow restrictions that occur beyond 3,000 RPM, ensuring consistent fuel pressure and optimal horsepower during high-demand driving conditions. The upgrade is a cost-effective solution to maintain power and efficiency without compromising engine reliability. Suitable for a range of GM trucks from 2006 to 2013, this pump seamlessly replaces the stock unit, providing improved fuel flow across the entire RPM spectrum. Installation requires proper scaling of the fuel pressure regulator, especially in trucks from 2001-2005 models such as the LB7 or LLY, to match the vehicle's specific fuel system requirements. The CP3K pump is engineered to deliver sustained rail pressure, enabling your engine to perform at its peak during towing, hauling, or high-performance applications. Crafted by Fleece Performance, this part is built with precision and durability in mind, ensuring long-lasting performance even under demanding conditions. Trust this upgrade to improve fuel efficiency, horsepower, and overall engine responsiveness for your Duramax diesel truck. Whether you're looking to boost performance or maintain reliable operation, the Fleece Performance CP3K is a reliable choice for serious diesel enthusiasts and professionals alike.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for Duramax LBZ and LMM engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEliminates factory fuel flow restrictions after 3,000 RPM\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaintains consistent rail pressure across entire RPM range\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eImproves horsepower and engine responsiveness\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCost-effective upgrade with durable construction\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRequires proper fuel pressure regulator scaling for 2001-2005 models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with a range of GM trucks from 2006 to 2013\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2001 Chevrolet Silverado 2500 HD Base\u003cbr\u003e\n2001 Chevrolet Silverado 2500 HD LS\u003cbr\u003e\n2001 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2001 Chevrolet Silverado 3500 Base\u003cbr\u003e\n2001 Chevrolet Silverado 3500 LS\u003cbr\u003e\n2001 Chevrolet Silverado 3500 LT\u003cbr\u003e\n2001 GMC Sierra 2500 HD SL\u003cbr\u003e\n2001 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2001 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2001 GMC Sierra 3500 SL\u003cbr\u003e\n2001 GMC Sierra 3500 SLE\u003cbr\u003e\n2001 GMC Sierra 3500 SLT\u003cbr\u003e\n2002 Chevrolet Silverado 2500 HD Base\u003cbr\u003e\n2002 Chevrolet Silverado 2500 HD LS\u003cbr\u003e\n2002 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2002 Chevrolet Silverado 3500 Base\u003cbr\u003e\n2002 Chevrolet Silverado 3500 LS\u003cbr\u003e\n2002 Chevrolet Silverado 3500 LT\u003cbr\u003e\n2002 GMC Sierra 2500 HD Base\u003cbr\u003e\n2002 GMC Sierra 2500 HD SL\u003cbr\u003e\n2002 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2002 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2002 GMC Sierra 3500 Base\u003cbr\u003e\n2002 GMC Sierra 3500 SL\u003cbr\u003e\n2002 GMC Sierra 3500 SLE\u003cbr\u003e\n2002 GMC Sierra 3500 SLT\u003cbr\u003e\n2003 Chevrolet Silverado 2500 HD Base\u003cbr\u003e\n2003 Chevrolet Silverado 2500 HD LS\u003cbr\u003e\n2003 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2003 Chevrolet Silverado 3500 Base\u003cbr\u003e\n2003 Chevrolet Silverado 3500 LS\u003cbr\u003e\n2003 Chevrolet Silverado 3500 LT\u003cbr\u003e\n2003 GMC Sierra 2500 HD Base\u003cbr\u003e\n2003 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2003 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2003 GMC Sierra 2500 HD WT\u003cbr\u003e\n2003 GMC Sierra 3500 Base\u003cbr\u003e\n2003 GMC Sierra 3500 SLE\u003cbr\u003e\n2003 GMC Sierra 3500 SLT\u003cbr\u003e\n2004 Chevrolet Silverado 2500 HD Base\u003cbr\u003e\n2004 Chevrolet Silverado 2500 HD LS\u003cbr\u003e\n2004 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2004 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2004 Chevrolet Silverado 3500 Base\u003cbr\u003e\n2004 Chevrolet Silverado 3500 LS\u003cbr\u003e\n2004 Chevrolet Silverado 3500 LT\u003cbr\u003e\n2004 Chevrolet Silverado 3500 WT\u003cbr\u003e\n2004 GMC Sierra 2500 HD Base\u003cbr\u003e\n2004 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2004 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2004 GMC Sierra 2500 HD WT\u003cbr\u003e\n2004 GMC Sierra 3500 Base\u003cbr\u003e\n2004 GMC Sierra 3500 SLE\u003cbr\u003e\n2004 GMC Sierra 3500 SLT\u003cbr\u003e\n2004 GMC Sierra 3500 WT\u003cbr\u003e\n2005 Chevrolet Silverado 2500 HD Base\u003cbr\u003e\n2005 Chevrolet Silverado 2500 HD LS\u003cbr\u003e\n2005 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2005 Chevrolet Silverado 3500 Base\u003cbr\u003e\n2005 Chevrolet Silverado 3500 LS\u003cbr\u003e\n2005 Chevrolet Silverado 3500 LT\u003cbr\u003e\n2005 GMC Sierra 2500 HD Base\u003cbr\u003e\n2005 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2005 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2005 GMC Sierra 2500 HD WT\u003cbr\u003e\n2005 GMC Sierra 3500 Base\u003cbr\u003e\n2005 GMC Sierra 3500 SLE\u003cbr\u003e\n2005 GMC Sierra 3500 SLT\u003cbr\u003e\n2005 GMC Sierra 3500 WT\u003cbr\u003e\n2006 Chevrolet Express 2500 Base\u003cbr\u003e\n2006 Chevrolet Express 3500 Base\u003cbr\u003e\n2006 Chevrolet Silverado 2500 HD LS\u003cbr\u003e\n2006 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2006 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2006 Chevrolet Silverado 3500 LS\u003cbr\u003e\n2006 Chevrolet Silverado 3500 LT\u003cbr\u003e\n2006 Chevrolet Silverado 3500 WT\u003cbr\u003e\n2006 GMC Savana 2500 Base\u003cbr\u003e\n2006 GMC Savana 3500 Base\u003cbr\u003e\n2006 GMC Sierra 2500 HD SL\u003cbr\u003e\n2006 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2006 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2006 GMC Sierra 2500 HD WT\u003cbr\u003e\n2006 GMC Sierra 3500 SL\u003cbr\u003e\n2006 GMC Sierra 3500 SLE\u003cbr\u003e\n2006 GMC Sierra 3500 SLT\u003cbr\u003e\n2006 GMC Sierra 3500 WT\u003cbr\u003e\n2007 Chevrolet Express 2500 Base\u003cbr\u003e\n2007 Chevrolet Express 3500 Base\u003cbr\u003e\n2007 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2007 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2007 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2007 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2007 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2007 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2007 GMC Savana 2500 Base\u003cbr\u003e\n2007 GMC Savana 3500 Base\u003cbr\u003e\n2007 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2007 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2007 GMC Sierra 2500 HD WT\u003cbr\u003e\n2007 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2007 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2007 GMC Sierra 3500 HD WT\u003cbr\u003e\n2008 Chevrolet Express 2500 Base\u003cbr\u003e\n2008 Chevrolet Express 3500 Base\u003cbr\u003e\n2008 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2008 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2008 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2008 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2008 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2008 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2008 GMC Savana 2500 Base\u003cbr\u003e\n2008 GMC Savana 3500 Base\u003cbr\u003e\n2008 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2008 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2008 GMC Sierra 2500 HD WT\u003cbr\u003e\n2008 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2008 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2008 GMC Sierra 3500 HD WT\u003cbr\u003e\n2009 Chevrolet Express 2500 Base\u003cbr\u003e\n2009 Chevrolet Express 3500 Base\u003cbr\u003e\n2009 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2009 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2009 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2009 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2009 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2009 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2009 GMC Savana 2500 Base\u003cbr\u003e\n2009 GMC Savana 3500 Base\u003cbr\u003e\n2009 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2009 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2009 GMC Sierra 2500 HD WT\u003cbr\u003e\n2009 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2009 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2009 GMC Sierra 3500 HD WT\u003cbr\u003e\n2010 Chevrolet Express 2500 Base\u003cbr\u003e\n2010 Chevrolet Express 3500 Base\u003cbr\u003e\n2010 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2010 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2010 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2010 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2010 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2010 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2010 GMC Savana 2500 Base\u003cbr\u003e\n2010 GMC Savana 3500 Base\u003cbr\u003e\n2010 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2010 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2010 GMC Sierra 2500 HD WT\u003cbr\u003e\n2010 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2010 GMC Sierra 3500 HD 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