Looking for aftermarket parts to modify or upgrade your 2011 GMC Sierra 2500 HD with headers & manifolds? At Tunersports.com we carry a huge selection of the top name brand performance headers & manifold parts and accessories for your Sierra 2500 HD.
Whether you have a 2011 GMC Sierra 2500 HD in Denali to WT trim we have you covered. We have 8 headers & manifolds available to mod your Sierra 2500 HD. All parts have free shipping to the Continental US 48 States.
IN STOCK 46-40024Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in April, 1999, aFe was created to address an obvious need in the automotive aftermarket industry: a lack of choice for a high performance aftermarket air filt... aFe Power BladeRunner Ported Ductile Iron Exhaust Manifold 01-16 GM Diesel Trucks V8-6.6L (td) 2001-2016 GMC Sierra 2500 HD SLE / SLT 2003-2014 GMC Sierra 2500 HD WT 2011-2016 GMC Sierra 2500 HD Denali $662.48 SALE |
OUT OF STOCK 48-44001The new Twisted Steel performance header from aFe Power is redefining the header industry with new pulse control technology. aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire power band. Combin... aFe Power Twisted Steel Headers 409 Stainless Steel 02-13 GM Silverado/Sierra 1500 V8 GMT800/GMT900 2003-2013 GMC Sierra 2500 HD SLE / SLT / WT $942.26 SALE |
OUT OF STOCK 48-34139Stainless Steel Construction: The headers are constructed out of heavy duty gauge, mandrel-bent 304 stainless steel tubing with a .120" wall for strength and durability. The up-pipes and down-pipe are constructed out of 2" and 3" mandrel-bent 304 brush finished stainless steel tubing.
Optimized Tube... aFe Twisted Steel Headers Up-Pipes & Down-Pipe 11-15 GM Diesel Trucks V8-6.6L (td) LML 2011-2014 GMC Sierra 2500 HD WT 2011-2015 GMC Sierra 2500 HD Denali / SLE / SLT $2,137.30 SALE |
IN STOCK 4006These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 99-09 GM Truck and SUV 6.0L applications. Each header is manufactured with 1-5/8 CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque... BBK 99-04 GM Truck SUV 6.0 Shorty Tuned Length Exhaust Headers - 1-3/4 Titanium Ceramic 2001-2013 GMC Sierra 2500 HD SLE / SLT 2003-2013 GMC Sierra 2500 HD WT 2011-2013 GMC Sierra 2500 HD Denali $499.99 |
IN STOCK - DROPSHIPS 40060These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 99-09 GM Truck and SUV 6.0L applications. Each header is manufactured with 1-5/8 CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque... BBK 99-04 GM Truck SUV 6.0 Shorty Tuned Length Exhaust Headers - 1-3/4 Silver Ceramic 2001-2013 GMC Sierra 2500 HD SLE / SLT 2003-2013 GMC Sierra 2500 HD WT 2011-2013 GMC Sierra 2500 HD Denali $549.99 |
OUT OF STOCK 1850S-2JBA 02-13 GM Truck 4.8L/5.3L LS Raw 409 Cat4Ward Header 2007-2014 GMC Sierra 2500 HD WT 2007-2019 GMC Sierra 2500 HD SLE / SLT 2011-2019 GMC Sierra 2500 HD Denali $642.95 |
OUT OF STOCK 1850S-2JSJBA 02-13 GM Truck 4.8L/5.3L LS Silver Ctd Cat4Ward Header 2007-2014 GMC Sierra 2500 HD WT 2007-2019 GMC Sierra 2500 HD SLE / SLT 2011-2019 GMC Sierra 2500 HD Denali $799.95 |
OUT OF STOCK 1850S-2JTJBA 02-13 GM Truck 4.8L/5.3L LS Ti Ctd Cat4Ward Header 2007-2014 GMC Sierra 2500 HD WT 2007-2019 GMC Sierra 2500 HD SLE / SLT 2011-2019 GMC Sierra 2500 HD Denali $799.95 |