# Gibson 02-05 Chevrolet Avalanche 1500 Base 5.3L 3in Cat-Back Single Exhaust - Aluminized

Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepower at low-end (1800 to 3000 RPM). Horsepower gains average 10-15 and 15-20lb-ft of increase torque. Hassle free, bolt-on installation with professional looking results. No welding required. Backed by a Lifetime Limited Warranty.

-   Incl. Hardware/Factory Style Hangers For Easy Bolt-On Install
-   Baffled/Chambered Muffler; No Internal Packing
-   Minimal Interior Drone - Aggressive Sound
-   Polished Stainless Steel Slash-Cut Tips
-   Aluminized Mandrel Bent Tubing
-   Lifetime Limited Warranty
-   Superflow™ Muffler

This Part Fits:

Year

Make

Model

Submodel

2002-2005

Chevrolet

Avalanche 1500

Base

2005-2006

Chevrolet

Avalanche 1500

LS

2005-2006

Chevrolet

Avalanche 1500

LT

2002-2003

Chevrolet

Avalanche 1500

North Face

2002-2003

Chevrolet

Avalanche 1500

On Road Edition

2003

Chevrolet

Avalanche 1500

WBH

2004-2006

Chevrolet

Avalanche 1500

Z66

2002-2006

Chevrolet

Avalanche 1500

Z71

## Details

- **Price:** 1534.52 CAD
- **Vendor:** Gibson
- **Type:** Catback

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1534.52 CAD | In stock |

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/gibson-02-05-chevrolet-avalanche-1500-base-5-3l-3in-cat-back-single-exhaust-aluminized)
> Updated: 2026-06-28