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Gibson Exhaust 5658 Dual Extreme Cat-Back Exhaust System

(2014-2018 Chevrolet Silverado 1500; 2014-2018 GMC Sierra 1500)

Manufacturer

Part Number

5658
Sale Price

$756.69

Estimated ship date Saturday, November 21

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Gibson Performance Exhaust 5658 Dual Extreme Cat-Back Exhaust System is engineered for truck enthusiasts who demand maximum performance and aggressive styling. This dual-outlet bolt-on system exits behind the rear tires at a distinctive angle, delivering both commanding visual presence and a powerful exhaust tone that announces your arrival.

Performance Benefits:

  • Dyno-tuned and tested design delivers 15-20 horsepower gains on average
  • Cat-back configuration maximizes exhaust flow without sacrificing emissions compliance
  • Performance muffler produces a deep, aggressive exhaust note
  • Optimized piping diameter and mandrel bends reduce backpressure

Quality Construction:

  • Polished stainless steel tips for lasting corrosion resistance and premium appearance
  • Durable exhaust system components built to withstand extreme conditions
  • Precision-engineered for perfect fit and alignment

Installation:

  • Complete bolt-on installation—no welding or cutting required
  • Includes all necessary hardware and hangers
  • Direct replacement for factory exhaust system

Backed by Gibson's Lifetime Limited Warranty, the 5658 Dual Extreme Exhaust System combines proven performance gains with head-turning style. This is the ultimate exhaust upgrade for truck owners who refuse to compromise.

Products specifications

Fits

2014-2018 Chevrolet Silverado 1500; 2014-2018 GMC Sierra 1500

Tubing Diameter

3-in./2.25-in.Aluminized mandrel bent tubing.

Muffler Dimension

4 x 9 x 18 in. Oval Body; 3.00 in. Center Inlet; 2.25 in. Dual Outlet.

Muffler Description

Baffled and Chambered Muffler Design, No internal Packing, Minimal Interior Drone, Aggressive Sound

Material

Aluminized

Prop 65

Yes

Tip Description

4in. Polished T304 Stainless Rolled Slash-Cut Tip. Clamp on.

Exit Position

Exits Behind Each Rear Tire.

Tip Specifications

Inlet 2.25 in.; Outlet 4.0 in.; L-12 in.

Outlet

Dual

Category

Truck and SUV

Exhaust Type

Dual

Outlet Outside Diameter

2.250 in.

Inlet Inside Diameter

3.000 in.

Muffler Type

Chambered

System Type

Cat Back

Tip Logo

None

Tail Pipe Diameter

2.250 in.

Muffler Body Length

18.000 in.

Tubing Diameter

3.000 in.

Exit Style

Turn Out

Tip Diameter

4.000 in.

Exit Position

Dual Split Rear Behind Rear Tires

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