2019 Sierra 1500 | Performance Cat-back Exhaust | Crew or Double | 6.2L | Dual Rear | No Tips

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$2,395.00 $1,820.20
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Give your Next Generation Sierra 1500 Crew or Double Cab 6.2L engine increased performance and a more assertive sound with this Performance Cat-back Exhaust System from GMC. This Genuine GMC Accessories Performance Exhaust system is designed for Short Wheel Base (SWB) models with 6.2L Engine (L87) and Dual Rear Exhaust with polished tips integrated into the bumper (N10). This Cat-back Exhaust system is designed for Short Wheel Base (SWB) SWB models that includes Crew Cab models with Short Bed [5'-8"] or Double Cab (aka Extended Cab) models with Standard Bed [6'-6"]. This Dual-Split, Rear-Exit, Through-the-Bumper, Exhaust Upgrade reduces restrictions in the exhaust pipes and expands the diameter of stock pipes, allowing your engine to breathe better, and is made from T-304 stainless steel. With larger front (3.5-inch outer-diameter) and rear split (2.75-inch outer-diameter) 304 stainless-steel pipes, this system offers up to a 40 percent reduction in back pressure at 335 g/s. This helps provides up to a 13-hp improvement at 5,600 rpm and up to 8 additional pound-feet of torque at 4,100 rpm when compared to the production exhaust system. This Performance Exhaust System is a bolt-on cat-back design and includes everything required for a complete installation. Emissions-legal in all 50 states, this system will not void the New-Vehicle Limited Warranty. Exhaust tips are NOT include as this system is designed exclusively for models with RPO N10 (Exhaust, dual with polished outlets) which includes rear bumper with integrated exhaust tips. Front Pipe Assembly utilizes factory catalytic convertor flange. Direct Factory replacement that requires NO welding for installation and assembly.


  • Designed and Engineered by GMC
  • Genuine GMC Accessories provide Factory Fit, Finish and Function
  • 6.2L Cat-Back Dual-Split Rear-Exit Through-the-Bumper Exhaust Upgrade System WITHOUT Tips
  • Up to a 13-hp improvement and up to 8 additional pound-feet of torque
  • Direct Replacement with NO welding required
  • T-304 Stainless Steel Construction with Integrated Hangers
  • Includes Front Assembly Pipe, Performance Muffler, Y-Pipe Assembly, Cross Over Pipe, Right & Left Hand Tail pipes, and 5 Assembly Clamps
  • Replaces: 84173613, 84527234
  • EXCLUDES 2019 Sierra 1500 Double Cab LD Models which are NOT a Next Generation Model. Generally, an "LD" Emblem on the tailgate identifies this limited production Extended Cab Model which is the same as the 2014-2018 model. Please use products found in the 2018 or contact us with your VIN to identify your model
  • Designed for Short Wheel Base (147.4") Models which includes Crew Cab with Short Bed (5'-8") and Double Cab with Standard Bed (6'-6")
  • Designed for Models with 6.2L Gas (L87) Engine
  • REQUIRES Model WITH integrated rear bumper exhaust tips, RPO N10 (Exhaust, dual with polished outlets). For this reason, exhaust tips are NOT included/needed as the integrated rear bumper exhaust tips are utilized

Sierra 1500 Performance Exhaust | Crew Cab | Double Cab | 6.2L | Dual Rear Exit | N10




California Residents:
California Prop 65 WarningCalifornia Prop 65 WARNING: Cancer and Reproductive Harm. For more information go to https://www.P65Warnings.ca.gov

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