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2014-2018 GMC Sierra Exhaust Accessories

Proper exhaust system function depends on quality 2014-2018 GMC Sierra Exhaust Accessories maintaining connections and alignment. Hardware, hangers, gaskets, and clamps seem minor-yet leaks, rattles, and check engine lights result when these components fail or wear excessively.

 

Rubber hangers deteriorate fastest from constant heat exposure combined with vibration. Systems sag when hangers fail, causing pipes contacting chassis and creating annoying rattles. Polyurethane hangers last significantly longer while holding exhausts firmly, though they transmit more vibration into cabins. Exhaust gaskets seal critical connections-copper gaskets withstand extreme temperatures better than fiber alternatives that burn through quickly. Clamps provide adjustable connections during installation, while welded joints create permanent solutions requiring cutting for future modifications.

 

Exhaust accessories help keep your system performing smoothly, providing the small but essential components that support every part of your 2014-2018 GMC Sierra Exhaust Systems. They’re used throughout your complete 2014-2018 GMC Sierra Exhaust setup to ensure durability and proper sealing, and they work alongside flow-critical parts like 2014-2018 GMC Sierra Mid-Pipes to maintain consistent exhaust performance.
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Best Selling Exhaust for your Sierra

Recently Added Sierra;Exhaust Accessories

2014-2018 GMC Sierra Exhaust Accessories

Adding the finishing touches to your GMC Sierra’s exhaust system with 2014-2017 exhaust accessories from AmericanTrucks opens up new possibilities for improving your pickup’s performance. 2014-2017 mufflers for the Sierra include superior components made by leading manufacturers like Gibson, in both offset and straight-through pipe configurations. These mufflers are tuned to generate a pulse pounding exhaust note – a deep, aggressive rumble – while avoiding drone inside the cab. They are, of course, also high-flow and can be used with mandrel-bent exhaust systems to improve the removal of waste gases that could otherwise slow the engine with backpressure. Other 2014-2017 exhaust accessories include electronic exhaust cutout systems that let you switch between quiet and earsplitting exhaust notes, and silicon gasket maker that can be used to informally fabricate a needed gasket for leak-proofing your truck’s exhaust system.

 

Shop All Truck Exhaust for Increased Performance

 

Fitment Includes

  • 2014, 2015, 2016, 2017 & 2018 GMC Sierra 1500
  • Base, SLE, Denali, SLT
  • Engines: 4.3L EcoTec3 V6, 5.3L EcoTec3 V8, 6.2L EcoTec3 V8 Sierras

*Please see Sierra parts pages for any exceptions.