Looking for aftermarket parts to modify or upgrade your 2006 GMC Sierra 1500 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 1500 HD.
Whether you have a 2006 GMC Sierra 1500 HD in SLE to SLT trim we have you covered. We have 7 headers & manifolds available to mod your Sierra 1500 HD. All parts have free shipping to the Continental US 48 States.
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 2005-2006 GMC Sierra 1500 HD SLE / SLT $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 2005-2006 GMC Sierra 1500 HD SLE / SLT $549.99 |
IN STOCK GP500S-CEvery Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock ... Gibson 02-06 Cadillac Escalade Base 6.0L 1-5/8in 16 Gauge Performance Header - Ceramic Coated 2005-2006 GMC Sierra 1500 HD SLE / SLT $762.38 |
IN STOCK - LOW GP500SEvery Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock ... Gibson 02-06 Cadillac Escalade Base 6.0L 1-5/8in 16 Gauge Performance Header - Stainless 2005-2006 GMC Sierra 1500 HD SLE / SLT $641.03 |
IN STOCK - LOW 1850S-3JBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Raw 409SS Cat4Ward Header 2005-2006 GMC Sierra 1500 HD SLE / SLT $641.45 |
IN STOCK - LOW 1850S-3JSJBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Silver Ctd Cat4Ward Header 2005-2006 GMC Sierra 1500 HD SLE / SLT $799.95 |
OUT OF STOCK 1850S-3JTJBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Ti Ctd Cat4Ward Header 2005-2006 GMC Sierra 1500 HD SLE / SLT $799.95 |