{"product_id":"comp-cams-gm-6-6l-duramax-258xd-mechanical-camshaft-part-number-132-501-12","title":"COMP Cams GM 6.6L Duramax 258Xd Mechanical Camshaft Part Number 132-501-12","description":"Mechanical Roller-Designed for modified performance Applications (Exh., programmer, etc. upgrades) Good for limited towing. COMP Cams always recommends checking piston to valve clearance whenever installing a Camshaft. Modern engine design dictates a compact combustion chamber and tight clearances. Tolerance stack or Installation errors can result in interference and failure. COMP recommends .080\" intake and .120\" exhaust minimum piston to valve clearance in most Applications.\nDesigned for modified performance applications (Exh., programmer, etc.). Good for limited towing.\n\u003cp\u003eThe COMP Cams GM 6.6L Duramax 258Xd mechanical camshaft is engineered for modified performance applications, making it an ideal upgrade for enthusiasts seeking enhanced power and efficiency. Designed specifically for engines with aftermarket components such as exhaust systems and programmers, this camshaft provides improved airflow dynamics to optimize engine output. Its robust construction ensures durability during aggressive driving conditions while maintaining precise timing for maximum performance. Suitable for limited towing tasks, this camshaft helps balance power gains with reliability in heavier-duty applications. Proper installation is critical; COMP Cams recommends a minimum piston to valve clearance of .080 inches for intake and .120 inches for exhaust to prevent interference and engine damage, especially given modern engine tight tolerances. The durable metal composition and precision manufacturing ensure consistent performance and longevity, making it a reliable choice for custom engine builds. This camshaft is compatible with various 2006-2007 GMC Savana, Chevrolet Express, and Sierra 2500 HD models, ensuring an easy upgrade path for owners looking to boost their vehicle’s capabilities without extensive modifications. Whether you're upgrading for performance or reliability, the COMP Cams GM 6.6L Duramax 258Xd camshaft offers a meaningful enhancement to your engine's potential, backed by trusted quality and engineering expertise.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for modified performance applications, including exhaust and programming upgrades\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized for limited towing, offering enhanced power and efficiency\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRequires minimum piston-to-valve clearances of .080\" intake and .120\" exhaust to prevent interference\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed for durability and precision to ensure long-lasting performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with select 2006-2007 GM and Chevrolet models, including Savana, Express, and Sierra 2500 HD\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFits\u003cbr\u003e\nChevrolet Express 2500 Base 2006\u003cbr\u003e\nChevrolet Express 2500 Base 2007\u003cbr\u003e\nChevrolet Express 2500 Base 2008\u003cbr\u003e\nChevrolet Express 2500 Base 2009\u003cbr\u003e\nChevrolet Express 2500 Base 2010\u003cbr\u003e\nChevrolet Express 2500 Base 2011\u003cbr\u003e\nChevrolet Express 2500 Base 2012\u003cbr\u003e\nChevrolet Express 2500 Base 2013\u003cbr\u003e\nChevrolet Express 2500 Base 2014\u003cbr\u003e\nChevrolet Express 2500 Base 2015\u003cbr\u003e\nChevrolet Express 2500 Base 2016\u003cbr\u003e\nChevrolet Express 2500 LS 2006\u003cbr\u003e\nChevrolet Express 2500 LT 2006\u003cbr\u003e\nChevrolet Express 3500 Base 2006\u003cbr\u003e\nChevrolet Express 3500 Base 2007\u003cbr\u003e\nChevrolet Express 3500 Base 2008\u003cbr\u003e\nChevrolet Express 3500 Base 2009\u003cbr\u003e\nChevrolet Express 3500 Base 2010\u003cbr\u003e\nChevrolet Express 3500 Base 2011\u003cbr\u003e\nChevrolet Express 3500 Base 2012\u003cbr\u003e\nChevrolet Express 3500 Base 2013\u003cbr\u003e\nChevrolet Express 3500 Base 2014\u003cbr\u003e\nChevrolet Express 3500 Base 2015\u003cbr\u003e\nChevrolet Express 3500 Base 2016\u003cbr\u003e\nChevrolet Express 3500 LS 2011\u003cbr\u003e\nChevrolet Express 3500 LS 2012\u003cbr\u003e\nChevrolet Express 3500 LS 2013\u003cbr\u003e\nChevrolet Express 3500 LS 2014\u003cbr\u003e\nChevrolet Express 3500 LS 2015\u003cbr\u003e\nChevrolet Express 3500 LS 2016\u003cbr\u003e\nChevrolet Express 3500 LT 2011\u003cbr\u003e\nChevrolet Express 3500 LT 2012\u003cbr\u003e\nChevrolet Express 3500 LT 2013\u003cbr\u003e\nChevrolet Express 3500 LT 2014\u003cbr\u003e\nChevrolet Express 3500 LT 2015\u003cbr\u003e\nChevrolet Express 3500 LT 2016\u003cbr\u003e\nChevrolet Silverado 2500 HD Base 2001\u003cbr\u003e\nChevrolet Silverado 2500 HD Base 2002\u003cbr\u003e\nChevrolet Silverado 2500 HD Base 2003\u003cbr\u003e\nChevrolet Silverado 2500 HD Base 2004\u003cbr\u003e\nChevrolet Silverado 2500 HD Base 2005\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2015\u003cbr\u003e\nChevrolet Silverado 2500 HD High Country 2016\u003cbr\u003e\nChevrolet Silverado 2500 HD LS 2001\u003cbr\u003e\nChevrolet Silverado 2500 HD LS 2002\u003cbr\u003e\nChevrolet Silverado 2500 HD LS 2003\u003cbr\u003e\nChevrolet Silverado 2500 HD LS 2004\u003cbr\u003e\nChevrolet Silverado 2500 HD LS 2005\u003cbr\u003e\nChevrolet Silverado 2500 HD LS 2006\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2001\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2002\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2003\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2004\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2005\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2006\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2007\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2008\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2009\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2010\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2011\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2012\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2013\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2014\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2015\u003cbr\u003e\nChevrolet Silverado 2500 HD LT 2016\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2007\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2008\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2009\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2010\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2011\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2012\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2013\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2014\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2015\u003cbr\u003e\nChevrolet Silverado 2500 HD LTZ 2016\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2004\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2005\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2006\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2007\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2008\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2009\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2010\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2011\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2012\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2013\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2014\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2015\u003cbr\u003e\nChevrolet Silverado 2500 HD WT 2016\u003cbr\u003e\nChevrolet Silverado 2500 HD Classic LS 2007\u003cbr\u003e\nChevrolet Silverado 2500 HD Classic LT 2007\u003cbr\u003e\nChevrolet Silverado 2500 HD Classic WT 2007\u003cbr\u003e\nChevrolet Silverado 3500 Base 2001\u003cbr\u003e\nChevrolet Silverado 3500 Base 2002\u003cbr\u003e\nChevrolet Silverado 3500 Base 2003\u003cbr\u003e\nChevrolet Silverado 3500 Base 2004\u003cbr\u003e\nChevrolet Silverado 3500 Base 2005\u003cbr\u003e\nChevrolet Silverado 3500 LS 2001\u003cbr\u003e\nChevrolet Silverado 3500 LS 2002\u003cbr\u003e\nChevrolet Silverado 3500 LS 2003\u003cbr\u003e\nChevrolet Silverado 3500 LS 2004\u003cbr\u003e\nChevrolet Silverado 3500 LS 2005\u003cbr\u003e\nChevrolet Silverado 3500 LS 2006\u003cbr\u003e\nChevrolet Silverado 3500 LT 2001\u003cbr\u003e\nChevrolet Silverado 3500 LT 2002\u003cbr\u003e\nChevrolet Silverado 3500 LT 2003\u003cbr\u003e\nChevrolet Silverado 3500 LT 2004\u003cbr\u003e\nChevrolet Silverado 3500 LT 2005\u003cbr\u003e\nChevrolet Silverado 3500 LT 2006\u003cbr\u003e\nChevrolet Silverado 3500 WT 2004\u003cbr\u003e\nChevrolet Silverado 3500 WT 2006\u003cbr\u003e\nChevrolet Silverado 3500 Classic LS 2007\u003cbr\u003e\nChevrolet Silverado 3500 Classic LT 2007\u003cbr\u003e\nChevrolet Silverado 3500 Classic WT 2007\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2015\u003cbr\u003e\nChevrolet Silverado 3500 HD High Country 2016\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2007\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2008\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2009\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2010\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2011\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2012\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2013\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2014\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2015\u003cbr\u003e\nChevrolet Silverado 3500 HD LT 2016\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2007\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2008\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2009\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2010\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2011\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2012\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2013\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2014\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2015\u003cbr\u003e\nChevrolet Silverado 3500 HD LTZ 2016\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2007\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2008\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2009\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2010\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2011\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2012\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2013\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2014\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2015\u003cbr\u003e\nChevrolet Silverado 3500 HD WT 2016\u003cbr\u003e\nGMC Savana 2500 Base 2006\u003cbr\u003e\nGMC Savana 2500 Base 2007\u003cbr\u003e\nGMC Savana 2500 Base 2008\u003cbr\u003e\nGMC Savana 2500 Base 2009\u003cbr\u003e\nGMC Savana 2500 Base 2010\u003cbr\u003e\nGMC Savana 2500 Base 2011\u003cbr\u003e\nGMC Savana 2500 Base 2012\u003cbr\u003e\nGMC Savana 2500 Base 2013\u003cbr\u003e\nGMC Savana 2500 Base 2014\u003cbr\u003e\nGMC Savana 2500 Base 2015\u003cbr\u003e\nGMC Savana 2500 Base 2016\u003cbr\u003e\nGMC Savana 3500 Base 2006\u003cbr\u003e\nGMC Savana 3500 Base 2007\u003cbr\u003e\nGMC Savana 3500 Base 2008\u003cbr\u003e\nGMC Savana 3500 Base 2009\u003cbr\u003e\nGMC Savana 3500 Base 2010\u003cbr\u003e\nGMC Savana 3500 Base 2011\u003cbr\u003e\nGMC Savana 3500 Base 2012\u003cbr\u003e\nGMC Savana 3500 Base 2013\u003cbr\u003e\nGMC Savana 3500 Base 2014\u003cbr\u003e\nGMC Savana 3500 Base 2015\u003cbr\u003e\nGMC Savana 3500 Base 2016\u003cbr\u003e\nGMC Savana 3500 LS 2011\u003cbr\u003e\nGMC Savana 3500 LS 2012\u003cbr\u003e\nGMC Savana 3500 LS 2013\u003cbr\u003e\nGMC Savana 3500 LS 2014\u003cbr\u003e\nGMC Savana 3500 LS 2015\u003cbr\u003e\nGMC Savana 3500 LS 2016\u003cbr\u003e\nGMC Savana 3500 LT 2011\u003cbr\u003e\nGMC Savana 3500 LT 2012\u003cbr\u003e\nGMC Savana 3500 LT 2013\u003cbr\u003e\nGMC Savana 3500 LT 2014\u003cbr\u003e\nGMC Savana 3500 LT 2015\u003cbr\u003e\nGMC Savana 3500 LT 2016\u003cbr\u003e\nGMC Sierra 2500 HD Base 2002\u003cbr\u003e\nGMC Sierra 2500 HD Base 2003\u003cbr\u003e\nGMC Sierra 2500 HD Base 2004\u003cbr\u003e\nGMC Sierra 2500 HD Base 2005\u003cbr\u003e\nGMC Sierra 2500 HD Base 2015\u003cbr\u003e\nGMC Sierra 2500 HD Base 2016\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2011\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2012\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2013\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2014\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2015\u003cbr\u003e\nGMC Sierra 2500 HD Denali 2016\u003cbr\u003e\nGMC Sierra 2500 HD SL 2001\u003cbr\u003e\nGMC Sierra 2500 HD SL 2002\u003cbr\u003e\nGMC Sierra 2500 HD SL 2006\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2001\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2002\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2003\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2004\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2005\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2006\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2007\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2008\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2009\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2010\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2011\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2012\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2013\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2014\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2015\u003cbr\u003e\nGMC Sierra 2500 HD SLE 2016\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2001\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2002\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2003\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2004\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2005\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2006\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2007\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2008\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2009\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2010\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2011\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2012\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2013\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2014\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2015\u003cbr\u003e\nGMC Sierra 2500 HD SLT 2016\u003cbr\u003e\nGMC Sierra 2500 HD WT 2003\u003cbr\u003e\nGMC Sierra 2500 HD WT 2004\u003cbr\u003e\nGMC Sierra 2500 HD WT 2005\u003cbr\u003e\nGMC Sierra 2500 HD WT 2006\u003cbr\u003e\nGMC Sierra 2500 HD WT 2007\u003cbr\u003e\nGMC Sierra 2500 HD WT 2008\u003cbr\u003e\nGMC Sierra 2500 HD WT 2009\u003cbr\u003e\nGMC Sierra 2500 HD WT 2010\u003cbr\u003e\nGMC Sierra 2500 HD WT 2011\u003cbr\u003e\nGMC Sierra 2500 HD WT 2012\u003cbr\u003e\nGMC Sierra 2500 HD WT 2013\u003cbr\u003e\nGMC Sierra 2500 HD WT 2014\u003cbr\u003e\nGMC Sierra 2500 HD Classic SL 2007\u003cbr\u003e\nGMC Sierra 2500 HD Classic SLE 2007\u003cbr\u003e\nGMC Sierra 2500 HD Classic SLT 2007\u003cbr\u003e\nGMC Sierra 2500 HD Classic WT 2007\u003cbr\u003e\nGMC Sierra 3500 Base 2002\u003cbr\u003e\nGMC Sierra 3500 Base 2003\u003cbr\u003e\nGMC Sierra 3500 Base 2004\u003cbr\u003e\nGMC Sierra 3500 Base 2005\u003cbr\u003e\nGMC Sierra 3500 SL 2001\u003cbr\u003e\nGMC Sierra 3500 SL 2002\u003cbr\u003e\nGMC Sierra 3500 SL 2006\u003cbr\u003e\nGMC Sierra 3500 SLE 2001\u003cbr\u003e\nGMC Sierra 3500 SLE 2002\u003cbr\u003e\nGMC Sierra 3500 SLE 2003\u003cbr\u003e\nGMC Sierra 3500 SLE 2004\u003cbr\u003e\nGMC Sierra 3500 SLE 2005\u003cbr\u003e\nGMC Sierra 3500 SLE 2006\u003cbr\u003e\nGMC Sierra 3500 SLT 2001\u003cbr\u003e\nGMC Sierra 3500 SLT 2002\u003cbr\u003e\nGMC Sierra 3500 SLT 2003\u003cbr\u003e\nGMC Sierra 3500 SLT 2004\u003cbr\u003e\nGMC Sierra 3500 SLT 2005\u003cbr\u003e\nGMC Sierra 3500 SLT 2006\u003cbr\u003e\nGMC Sierra 3500 WT 2004\u003cbr\u003e\nGMC Sierra 3500 WT 2005\u003cbr\u003e\nGMC Sierra 3500 WT 2006\u003cbr\u003e\nGMC Sierra 3500 Classic SL 2007\u003cbr\u003e\nGMC Sierra 3500 Classic SLE 2007\u003cbr\u003e\nGMC Sierra 3500 Classic SLT 2007\u003cbr\u003e\nGMC Sierra 3500 Classic WT 2007\u003cbr\u003e\nGMC Sierra 3500 HD Base 2015\u003cbr\u003e\nGMC Sierra 3500 HD Base 2016\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2011\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2012\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2013\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2014\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2015\u003cbr\u003e\nGMC Sierra 3500 HD Denali 2016\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2007\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2008\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2009\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2010\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2011\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2012\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2013\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2014\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2015\u003cbr\u003e\nGMC Sierra 3500 HD SLE 2016\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2007\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2008\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2009\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2010\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2011\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2012\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2013\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2014\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2015\u003cbr\u003e\nGMC Sierra 3500 HD SLT 2016\u003cbr\u003e\nGMC Sierra 3500 HD WT 2007\u003cbr\u003e\nGMC Sierra 3500 HD WT 2008\u003cbr\u003e\nGMC Sierra 3500 HD WT 2009\u003cbr\u003e\nGMC Sierra 3500 HD WT 2010\u003cbr\u003e\nGMC Sierra 3500 HD WT 2011\u003cbr\u003e\nGMC Sierra 3500 HD WT 2012\u003cbr\u003e\nGMC Sierra 3500 HD WT 2013\u003cbr\u003e\nGMC Sierra 3500 HD WT 2014\u003cbr\u003e\nHummer H1 Alpha 2006","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55139802906929,"sku":"4390529","price":982.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/8ded91e6536e64ebe8d5fe9f67ad3e32_ecd98ce9-1879-4a9c-9a83-e4bdb09ec607.jpg?v=1783564607","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-gm-6-6l-duramax-258xd-mechanical-camshaft-part-number-132-501-12","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}