Details

• Brand:

  

• SKU:

  19420406

• Positions: Rear
• Other Names:

  Performance, Cat-Back Exhaust System Upgrade, Muffler Pkg

• Description:

  Upgrade the look and sound of your vehicle exhaust system with this Exhaust Upgrade System. This custom exhaust allows for maximum performance from Borla’s patented, race-bred technology and engineering. This Borla® 6.6L Gas Cat-Back Exhaust System includes a chrome exhaust tip, rear muffler assembly, intermediate pipe, exhaust clamps and other mounting hardware. It is 50-state emissions legal and will not void the vehicle warranty when installed by an authorized GM dealership. Be seen and be heard. Set your vehicle apart from the crowd with the adrenaline-pumping exhaust sound of a GMC Accessories 6.6L Gas Cat-Back Exhaust Upgrade System with Chrome Tip for Short Wheel Base Models. This custom exhaust allows for maximum performance from Borlas patented, race-bred technology and engineering. Maximum performance from Borlas patented, race-bred technology and engineering,Quality, austenitic T304 stainless steel for ultimate corrosion resistance,Helps to reduce restrictions in the exhaust pipes,Designed for use with 6.6L gas engine and short wheel base models,Features a chrome tip for a customized look,50-state emissions legal and will not void the vehicle warranty when installed by an authorized GM dealership,Includes a chrome exhaust tip, rear muffler assembly, intermediate pipe, exhaust clamps and other mounting hardware.

  6.6L Gas Cat-Back Exhaust Upgrade System With - GMC Parts Pro (19420406)

  The 6.6L Gas Cat-Back Exhaust Upgrade System With - GMC Parts Pro (19420406) is a genuine OEM performance accessory designed to enhance the exhaust system of compatible 6.6L gasoline-powered GMC trucks. Manufactured to GMC Parts Pro’s exact factory specifications, this cat-back exhaust upgrade system delivers improved styling, premium sound characteristics, and OEM-quality fitment while maintaining factory engineering standards.

  Constructed from high-quality automotive-grade materials, this exhaust system is engineered to withstand extreme temperatures, moisture, road debris, vibration, and demanding operating conditions. Its durable construction helps resist corrosion, fatigue, and wear, ensuring reliable long-term performance and appearance.

  Functionally, the cat-back exhaust system replaces the exhaust components located behind the catalytic converter, helping optimize exhaust flow while delivering a more refined and aggressive exhaust note. The upgraded design enhances the vehicle’s appearance and provides a premium performance-inspired character without compromising factory compatibility.

  As a genuine GMC Parts Pro OEM accessory, this exhaust upgrade system is manufactured to precise factory dimensions, flow specifications, mounting requirements, and durability standards to ensure proper fitment and dependable operation. OEM engineering helps maintain compatibility with the vehicle’s exhaust architecture while preserving reliability and long-term performance.

  Installation is recommended when upgrading vehicle appearance and sound, replacing worn exhaust components, enhancing driving enjoyment, or maintaining OEM accessory standards. Proper fitment helps ensure secure installation, optimal exhaust flow, and long-lasting durability.

  • Genuine GMC Parts Pro OEM cat-back exhaust upgrade system

  • Designed for compatible 6.6L gasoline-powered applications

  • Enhances exhaust sound and overall vehicle appearance

  • Replaces exhaust components behind the catalytic converter

  • High-quality automotive-grade construction

  • Resistant to heat, corrosion, and everyday wear

  • Precision-engineered for factory fit and compatibility

  Choosing the 6.6L Gas Cat-Back Exhaust Upgrade System With - GMC Parts Pro (19420406) helps elevate your truck’s appearance and exhaust character while delivering the quality, fit, and durability expected from a genuine GMC Parts Pro OEM performance accessory.

  
  

• Condition: New
• Notes: 6.6L Gas Engine, Single Chrome Tip by Borla®.

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