View our Specials! Coupon Code: SaveIn2026
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Every 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 crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8 in. Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.
Features:| Years | Make | Model | Trim | ||
|---|---|---|---|---|---|
| 2014 - 2016 | Cadillac | Escalade | Base | ||
| 2014 - 2016 | Cadillac | Escalade | Platinum | ||
| 2014 - 2016 | Cadillac | Escalade | Premium | ||
| 2014 - 2016 | Cadillac | Escalade | Luxury | ||
| 2014 - 2016 | Chevrolet | Silverado 1500 | High Country | ||
| 2014 - 2016 | Chevrolet | Silverado 1500 | WT | ||
| 2014 - 2016 | Chevrolet | Silverado 1500 | LTZ | ||
| 2014 - 2016 | Chevrolet | Silverado 1500 | LT | ||
| 2015 - 2016 | Chevrolet | Silverado 1500 | SSV | ||
| 2015 - 2016 | Chevrolet | Silverado 1500 | LS | ||
| 2016 - 2016 | Chevrolet | Silverado 1500 | Custom | ||
| 2015 - 2016 | Chevrolet | Tahoe | SSV | ||
| 2015 - 2016 | Chevrolet | Tahoe | PPV | ||
| 2015 - 2016 | Chevrolet | Tahoe | LTZ | ||
| 2015 - 2016 | Chevrolet | Tahoe | LT | ||
| 2015 - 2016 | Chevrolet | Tahoe | LS | ||
| 2014 - 2016 | GMC | Sierra 1500 | SLE | ||
| 2014 - 2016 | GMC | Sierra 1500 | Base | ||
| 2014 - 2016 | GMC | Sierra 1500 | Denali | ||
| 2014 - 2016 | GMC | Sierra 1500 | SLT | ||
| 2015 - 2016 | GMC | Yukon | SLE | ||
| 2015 - 2016 | GMC | Yukon | Denali | ||
| 2015 - 2016 | GMC | Yukon | SLT | ||
| 2015 - 2016 | GMC | Yukon XL | SLE | ||
| 2015 - 2016 | GMC | Yukon XL | SLT |
WARNING: Cancer & Reproductive Harm www.p65warnings.ca.gov IN STOCK JBA 1850S-4JBA Cat4Ward Headers JBA 14-19 GM Truck 5.3L/6.2L DFI 1-5/8in Primary Raw 409SS Cat4Ward Header $720.88
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 IN STOCK - LOW JBA 1842S-10JBA Cat4Ward Headers JBA 14-20 GM Truck 4.3L V6 1-5/8in Primary Raw 409SS Cat4Ward Header $594.04
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IN STOCK Kooks Headers 2860H420Kooks Headers Headers & Conn Pipe Kooks 15-20 Chevrolet Suburban LT LS LTZ Premier 1-7/8 x 3 Header & Catted Y-Pipe Kit $3,173.23
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 IN STOCK - LOW Kooks Headers 28501120Kooks Headers Shorty Header Kooks 03-13 GM 1500 Series Truck/SUV 4.8/5.3/6.0/6.2L 1-5/8in x 1-3/4in SS Headers w/o EGR $1,702.80
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IN STOCK Kooks Headers 2860H220Kooks Headers Headers & Conn Pipe Kooks 15-20 Chevrolet Suburban LT LS LTZ Premier 1-3/4 x 3 Header & Catted Y-Pipe Kit $3,146.08
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 IN STOCK - LOW JBA 1850S-2JSJBA Cat4Ward Headers JBA 02-13 GM Truck 4.8L/5.3L LS Silver Ctd Cat4Ward Header $896.62
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 IN STOCK MBRP S5086ALMBRP Catback Exhaust AL MBRP 2014 Chevy/GMC 1500 Silverado/Sierra 6.2L V8 Aluminum 3.5in C/B Single Side Exit Exhaust $519.99
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 IN STOCK CORSA Performance 14749BLKCORSA Performance Cat-Back Sport Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Black Tips $1,657.99
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 IN STOCK CORSA Performance 14859CORSA Performance Cat-Back Sport Corsa 2015-2020 Chevy Tahoe/GMC Yukon Cat-Back Exhaust Sport 3in Single Side Twin Polished 4in Tips $1,769.99
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 IN STOCK - LOW Borla 140539Borla Cat Back S-Type Borla 14 GM Silverado/Sierra 1500 CC/SB 153in WB C/B S-Type 3.5x2.25in Sngl Rnd Rlld AnglCt Splt Rr |
 IN STOCK - LOW Gibson 5681Gibson Cat-Back - Dual Extreme Gibson 14-19 Cadillac Escalade Base 6.2L 3.5in/2.25in Cat-Back Dual Extreme Exhaust - Aluminized $674.49
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 IN STOCK CORSA Performance 14866CORSA Performance Cat-Back Sport Corsa 2014-19 Sierra/Silvrd 1500 Crew/Dbl / Short/Std. Bed 6.2L V8 Polished Sport Single SideCB Ext $2,249.99
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 IN STOCK - LOW CORSA Performance 14866BLKCORSA Performance Cat-Back Sport Corsa 2014-19 Sierra/Silverado 1500 Crew/Dbl / Short/Std. Bed 6.2L V8 Black Sport Single SideCB Exht $2,127.99
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For more information on Gibson part number GP137S, you can visit the official Gibson website.
