# Gibson 99-05 Chevrolet Silverado 1500 Base 4.3L 2.5in Cat-Back Super Truck Exhaust - Aluminized

Your truck deserves a super serious Performance Exhaust System. Gibson Super Truck Exhaust System offers a loud deep powerful sound with dual tailpipes that exit in front of the rear tires with Stainless Tip. You can expect a race rumble tone with improved acceleration and increased horsepower gains. Typical dyno tested horsepower gains average 10-15 and 15-20lb-ft of increased torque. Hassle free, bolt-on installation. No welding required. Backed by a Lifetime Limited Warranty. Not recommended for towing. Noise level may exceed 95-decibel standard.

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

This Part Fits:

Year

Make

Model

Submodel

1999-2005

Chevrolet

Silverado 1500

Base

2004

Chevrolet

Silverado 1500

Hybrid

1999-2006

Chevrolet

Silverado 1500

LS

1999-2006

Chevrolet

Silverado 1500

LT

2004,2006

Chevrolet

Silverado 1500

WT

2004

Chevrolet

Silverado 1500

Z71 Off-Road

2007

Chevrolet

Silverado 1500 Classic

LS

2007

Chevrolet

Silverado 1500 Classic

LT

2007

Chevrolet

Silverado 1500 Classic

WT

1999-2000

Chevrolet

Silverado 2500

Base

1999-2000

Chevrolet

Silverado 2500

LS

1999-2000

Chevrolet

Silverado 2500

LT

2002-2005

GMC

Sierra 1500

Base

1999-2003,2006

GMC

Sierra 1500

SL

1999-2006

GMC

Sierra 1500

SLE

1999-2006

GMC

Sierra 1500

SLT

2003-2006

GMC

Sierra 1500

WT

2007

GMC

Sierra 1500 Classic

Hybrid

2007

GMC

Sierra 1500 Classic

SL

2007

GMC

Sierra 1500 Classic

SLE

2007

GMC

Sierra 1500 Classic

SLT

2007

GMC

Sierra 1500 Classic

WT

1999-2000

GMC

Sierra 2500

SL

1999-2000

GMC

Sierra 2500

SLE

1999-2000

GMC

Sierra 2500

SLT

## Details

- **Price:** 1546.3 CAD
- **Vendor:** Gibson
- **Type:** Catback

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1546.30 CAD | In stock |

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/gibson-99-05-chevrolet-silverado-1500-base-4-3l-2-5in-cat-back-super-truck-exhaust-aluminized-1)
> Updated: 2026-06-28