Looking for aftermarket parts to modify or upgrade your 2012 GMC Sierra 1500 with rocker arms? At Tunersports.com we carry a huge selection of the top name brand performance rocker arm parts and accessories.

IN STOCK - DROPSHIPS 1678-1New LS-Specific Ultra Pro Magnumâ„¢ Rocker Arms From COMP Cams Increase Ratio And Stiffness Over Stock Rockers, While Also Increasing Lift without The Need To Swap Cams. As LS engines continue to grow in popularity, COMP Cams has expanded its line of Rocker arms to build components specific to L... COMP Cams Rocker Arm GM LS3 1.8 Bolt Do 2007-2013 GMC Sierra 1500 Denali / SLE / SLT $59.48 |
IN STOCK - DROPSHIPS 19024-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Rocker Arm Ultra Gold Arc LS1 1999-2013 GMC Sierra 1500 SLE / SLT 2002-2013 GMC Sierra 1500 WT 2009-2013 GMC Sierra 1500 Hybrid 2010-2013 GMC Sierra 1500 SL / XFE $62.37 |
IN STOCK - DROPSHIPS 19025-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Rocker Arm Ultra Gold Arc LS1 1999-2013 GMC Sierra 1500 SLE / SLT 2002-2013 GMC Sierra 1500 WT 2009-2013 GMC Sierra 1500 Hybrid 2010-2013 GMC Sierra 1500 SL / XFE $62.37 |
IN STOCK - DROPSHIPS 4554-1GM LS1 3/8 Rocker Stud... COMP Cams Stud GM LS1 3/8 Rocker 1999-2013 GMC Sierra 1500 SLE / SLT 2002-2013 GMC Sierra 1500 WT 2009-2013 GMC Sierra 1500 Hybrid 2010-2013 GMC Sierra 1500 SL / XFE $37.06 |
IN STOCK - DROPSHIPS 4663-1Replacement Pedestal for 19024 and 19025 GM LS1/LS2/LS6 Non-Adjustable Rocker. The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer ro... COMP Cams Rocker Arm Pedestal Ultra GOL 1999-2013 GMC Sierra 1500 SLE / SLT 2002-2013 GMC Sierra 1500 WT 2009-2013 GMC Sierra 1500 Hybrid 2010-2013 GMC Sierra 1500 SL / XFE $35.97 |

IN STOCK - DROPSHIPS 1500CPGCOMP Cams Shaft Rocker Set Std GM LS1 1 1999-2013 GMC Sierra 1500 SLE / SLT 2002-2013 GMC Sierra 1500 WT 2009-2013 GMC Sierra 1500 Hybrid 2010-2013 GMC Sierra 1500 SL / XFE $1,792.10 |
IN STOCK - DROPSHIPS 1501CPGCOMP Cams Shaft Rocker Set Std GM LS1 1 1999-2013 GMC Sierra 1500 SLE / SLT 2002-2013 GMC Sierra 1500 WT 2009-2013 GMC Sierra 1500 Hybrid 2010-2013 GMC Sierra 1500 SL / XFE $1,792.84 |
OUT OF STOCK 1521CPGCOMP Cams Shaft Rocker System For GM L9 2007-2013 GMC Sierra 1500 Denali / SLE / SLT $2,069.95 |

OUT OF STOCK 13706-KITperfect choice for rule packages that do not allow Stud girdles
Features all parts and pieces needed to switch over to the new Studs while freshening and rebuilding the Rockers
Kit can also be used to retro-fit old Pro Magnumâ„¢ or Hi-Tech Stainless Steel Rockersâ„¢
... COMP Cams Trunnion Kit1/2inUpm Type Rocker 1999-2013 GMC Sierra 1500 SLE / SLT 2002-2013 GMC Sierra 1500 WT 2007-2013 GMC Sierra 1500 Denali 2009-2013 GMC Sierra 1500 Hybrid 2010-2013 GMC Sierra 1500 SL / XFE $587.69 |