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Looking for aftermarket parts to modify or upgrade your 2015 GMC Sierra 1500 with headers & manifolds? At Tunersports.com we carry a huge selection of the top name brand performance headers & manifold parts and accessories.
 OUT OF STOCK 48-44003The 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. Combine wi... aFe Twisted Steel Headers 14-15 GM Silverado/Sierra 1500 V8 5.3L6.2L 2014-2018 GMC Sierra 1500 Base / Denali / SLE / SLT $1,099.00 |
 OUT OF STOCK 4047These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 14-18 Chevrolet GM 5.3 6.2 Full Size Truck applications. Each header is manufactured with 1-3/4" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horse... BBK 14-18 GM Truck 5.3/6.2 1 3/4in Shorty Tuned Length Headers - Titanium Ceramic 2014-2019 GMC Sierra 1500 Base / Denali / SLE / SLT $569.99 |
 OUT OF STOCK 40470These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 14-18 Chevrolet GM 5.3 6.2 Full Size Truck applications. Each header is manufactured with 1-3/4" CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horse... BBK 14-18 GM Truck 5.3/6.2 1 3/4in Shorty Tuned Length Headers - Polished Silver Ceramic 2014-2019 GMC Sierra 1500 Base / Denali / SLE / SLT $599.99 |
 SHIPS FROM MANUFACTURER GP137S-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 14-16 Cadillac Escalade Base 6.2L 1-3/4in 16 Gauge Performance Header - Ceramic Coated 2014-2016 GMC Sierra 1500 Base / Denali / SLE / SLT $961.25 |
 SHIPS FROM MANUFACTURER GP137SEvery 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 14-16 Cadillac Escalade Base 6.2L 1-3/4in 16 Gauge Performance Header - Stainless 2014-2016 GMC Sierra 1500 Base / Denali / SLE / SLT $797.90 |
 IN STOCK - LOW 1842S-10JBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainles... JBA 14-20 GM Truck 4.3L V6 1-5/8in Primary Raw 409SS Cat4Ward Header 2014-2018 GMC Sierra 1500 SLE 2014-2020 GMC Sierra 1500 Base $594.04 |
 OUT OF STOCK 1842S-10JSJBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainles... JBA 14-20 GM Truck 4.3L V6 1-5/8in Primary Silver Ctd Cat4Ward Header 2014-2018 GMC Sierra 1500 SLE 2014-2020 GMC Sierra 1500 Base $764.30 |
 OUT OF STOCK 1842S-10JTJBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainles... JBA 14-20 GM Truck 4.3L V6 1-5/8in Primary Ti Ctd Cat4Ward Header 2014-2018 GMC Sierra 1500 SLE 2014-2020 GMC Sierra 1500 Base $663.90 |
 IN STOCK 1850S-4JBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainles... JBA 14-19 GM Truck 5.3L/6.2L DFI 1-5/8in Primary Raw 409SS Cat4Ward Header 2014-2019 GMC Sierra 1500 Base / Denali / SLE / SLT $720.88 |
 OUT OF STOCK 1850S-4JSJBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainles... JBA 14-19 GM Truck 5.3L/6.2L DFI 1-5/8in Primary Silver Ctd Cat4Ward Header 2014-2019 GMC Sierra 1500 Base / Denali / SLE / SLT $864.74 |
 IN STOCK 2860H220Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 15-20 Chevrolet Suburban LT LS LTZ Premier 1-3/4 x 3 Header & Catted Y-Pipe Kit 2014-2018 GMC Sierra 1500 Base / Denali / SLE / SLT $3,146.08 |
IN STOCK 2860H420Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 15-20 Chevrolet Suburban LT LS LTZ Premier 1-7/8 x 3 Header & Catted Y-Pipe Kit 2014-2018 GMC Sierra 1500 Base / Denali / SLE / SLT $3,173.23 |
OUT OF STOCK 2860H430Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 15-20 Chevrolet Suburban LT LS LTZ Premier 1-7/8 x 3 Header & Green Catted Y-Pipe Kit 2014-2018 GMC Sierra 1500 Base / Denali / SLE / SLT $3,713.23 |
IN STOCK 2861H420Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 15-20 Cadillac Escalade ESV Platinum Premium 1-7/8 x 3 Header & Catted Y-Pipe Kit 2014-2018 GMC Sierra 1500 Denali / SLT $3,206.53 |
IN STOCK 2861H430Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 15-20 Cadillac Escalade ESV Platinum Luxury 1-7/8 x 3 Header & Green Catted Y-Pipe Kit 2014-2018 GMC Sierra 1500 Denali / SLT $3,746.53 |
 IN STOCK CT14HCAT2014-16 Chevy Silverado / GMC Sierra Headers. Fits SW performance connect true-dual exhausts. Designed to fit Chevy 1500 2WD/4WD 5.3L and 6.2L Double Cab with Standard Box or Crew Cab with either Short Box or Standard Box.Stainless Works headers are made in the USA and backed by a limited lifetime g... Stainless Works 2014-16 Chevy Silverado/GMC Sierra Headers High-Flow Cats 2014-2017 GMC Sierra 1500 Base / Denali / SLE / SLT $2,560.25 |
 IN STOCK CT14HCATY2014-16 Chevy Silverado / GMC Sierra Headers from Stainless Works - Increase performance and improve sound with our 5.3L 1500 truck headers. Fits factory connection point in front of OEM catalytic converter. Designed to fit Chevy 1500 2WD/4WD 5.3L and 6.2L Double Cab with Standard Box or Crew Cab wi... Stainless Works 14-16 Chevy Silverado/GMC Sierra Fit 5.3L Only Header High-Flow Cats Factory Conn 2014-2017 GMC Sierra 1500 Base / Denali / SLE / SLT $2,422.50 |