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Auto Accessories » GMC » Exhaust » Catback

GMC, Denali Catback




MAKE
 


  Borla

Borla SUV & Truck Exhausts - Cat-Back System
Borla SUV & Truck Exhausts - Cat-Back System, GMC Denali



Borla stainless steel cat-back exhaust systems are backed by Borla Million Mile warranty, and are dyno tuned for specific applications. Smog legal in all 50 states, these systems include stainless steel pipes, clamps, Borlas Turbo mufflers, and intercooled exhaust tips.


  Gibson

Gibson Exhaust - Dual Sport Exhaust
Gibson Exhaust - Dual Sport Exhaust, GMC Denali



If you're looking for that awesome street truck look and want to keep the exhaust from affecting your tow trailer or vehicle, this Gibson dual cat-back exhaust is for you. Designed for hassle free, bolt-on installation with professional looking results while providing a powerful aggressive deep exhaust tone. Dyno tested to assure increased horsepower and produce more torque gains with no annoying noise inside the cab. Average horsepower gains are 10-15 and 15-20lb-ft of increase torque. Fuel economy may improve as your engine becomes more fuel efficient.

Features:
  • Mandrel-bent tubing -maintains constant exhaust through the bend for outstanding performance
  • Superflow TM Muffler- Fully welded, baffled and chambered for better volume efficiency & unrestricted flow. (Not packed or screened, nothing to blow out)
  • T-304 High Polished Stainless Steel Clampless slash tips
  • Zinc plated 3/8 - 1/2 factory style hangers
  • Zinc plated heavy duty clamps
  • 50 state emissions legal
  • Will not affect your factory warranty

Gibson exhaust comes in Aluminized or Stainless Steel
- Aluminized- heavy-duty tubing for extended durability and longer life
- Stainless Steel- 409L Stainless heavy -duty tubing, T-304 Stainless Superflow Muffler
Gibson Exhaust - Split Rear Exhaust
Gibson Exhaust - Split Rear Exhaust, GMC Denali



For the enthusiast who wants an awesome look and aggressive powerful sound this Gibson split rear bolt-on cat-back exhaust is for you. Gibsons exhaust systems decrease backpressure, allowing the engine to produce more torque, increase horsepower. Typical gains average of 15-20 horsepower. On some vehicles the spare tire may need to be relocated or removed. Works with most bumpers, roll pan and trailer hitches. Not recommended for towing, because carbon monoxide may be drawn into the interior rear of a vehicle when an exhaust pipe directly exits to the rear of the vehicle. Exhaust can be louder under towing conditions.

Features:
  • Mandrel-bent tubing -maintains constant exhaust through the bend for outstanding performance
  • Superflow TM Muffler- Fully welded, baffled and chambered for better volume efficiency & unrestricted flow. (Not packed or screened, nothing to blow out)
  • T-304 High Polished Stainless Steel Clampless slash tips
  • Zinc plated 3/8 - 1/2 factory style hangers
  • Zinc plated heavy duty clamps
  • 50 state emissions legal
  • Will not affect your factory warranty

Gibson exhaust comes in Aluminized or Stainless Steel
- Aluminized- heavy-duty tubing for extended durability and longer life
- Stainless Steel- 409L Stainless heavy -duty tubing, T-304 Stainless Superflow Muffler


  HKS

HKS Exhaust - Carbon Ti
HKS Exhaust - Carbon Ti, GMC Denali



Special Edition HKS Carbon / Titanium Hi-Power Exhaust systems are available for certain popular applications. These exclusive versions of the Hi-Power Exhaust consist of a carbon fiber wrapped stainless muffler shell, a 120mm titanium tip, and polished stainless steel piping.



  Magnaflow

MagnaFlow Performance Exhaust
MagnaFlow Performance Exhaust, GMC Denali



MagnaFlow performance exhaust systems offer unmatched engineering and superior materials to deliver a truly one of a kind sound. Backed by over two decades of experience and reputation, MagnaFlow exhaust systems are renowned for producing a deep extraordinary tone. This signature sound is achieved by flow-through internal design, high-grade acoustical insulating materials, thick gauge stainless steel cores, and rigorous field testing.

MagnaFlow cat-back systems are completely made from stainless steel and mufflers are polished stainless steel and lap-joint welded for solid construction and rugged reliability even in the most extreme conditions. They feature a free-flowing, straight-through perforated stainless steel core, stainless mesh wrap and acoustical fiber fill to deliver that smooth, deep tone. Mufflers are packed tight with this acoustical material to ensure long life and no sound degradation over time. Backed by a Lifetime Warranty. Each system comes fully complete with everything from the pipes, hangers, clamps, gaskets, muffler, and tips. Everything needed to bolt up in place of your factory system using basic tools. No welding is required and most systems can be bolted on within 1-2 hours.
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