# Gibson 14-18 GMC Sierra 1500 Base 5.3L 3in/2.25in Cat-Back Dual Split Exhaust - Stainless

For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 18-20 horsepower. Stainless Tips exit straight out the back. Works with most bumpers, roll pans and trailer hitches. Exhaust sound is louder under towing conditions. Hassle Free bolt- on installation. No welding required.

-   Baffled/Chambered Muffler; No Internal Packing
-   Minimal Interior Drone - Aggressive Sound
-   Polished Stainless Steel Slash-Cut Tips
-   Hassle Free Easy Bolt-On Installation
-   Stainless Steel Mandrel Bent Tubing
-   Lifetime Limited Warranty
-   Superflow™ Muffler

This Part Fits:

Year

Make

Model

Submodel

2016-2018

Chevrolet

Silverado 1500

Custom

2014-2018

Chevrolet

Silverado 1500

High Country

2015-2018

Chevrolet

Silverado 1500

LS

2014-2018

Chevrolet

Silverado 1500

LT

2014-2018

Chevrolet

Silverado 1500

LTZ

2015-2018

Chevrolet

Silverado 1500

SSV

2014-2018

Chevrolet

Silverado 1500

WT

2014-2018

GMC

Sierra 1500

Base

2014-2018

GMC

Sierra 1500

Denali

2014-2018

GMC

Sierra 1500

SLE

2014-2018

GMC

Sierra 1500

SLT

## Details

- **Price:** 2219.69 CAD
- **Vendor:** Gibson
- **Type:** Catback

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2219.69 CAD | In stock |

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/gibson-14-18-gmc-sierra-1500-base-5-3l-3in-2-25in-cat-back-dual-split-exhaust-stainless)
> Updated: 2026-06-28