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Stainless Works 2005 Pontiac GTO catback on white background.

2005-06 Pontiac GTO Catback

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$1,958.00
SKU:
05GTOTMCB
Availability:
Built To Order in 4 Weeks
 
304 Stainless Steel
 
TIG Welded
 
2005–2006 Pontiac GTO
 
Lifetime Warranty
 
Made in USA
 
Free Shipping $50+
Overview

Improve the sound and performance of your 2005–2006 Pontiac GTO with a premium catback exhaust system from Stainless Works.

Designed with 3" mandrel-bent stainless steel tubing, this catback system improves exhaust flow while delivering an aggressive muscle car exhaust tone.

This system includes a crossover X-pipe and dual chambered mufflers, finished with rolled edge slash cut 3" exhaust tips for a clean performance appearance.

Built from corrosion-resistant 304 stainless steel and TIG welded in Streetsboro, Ohio — engineered for long-term durability and performance.

Why Stainless Works
  •  
    American-made from raw material to finished product
  •  
    TIG welded by skilled craftsmen for strength and beauty
  •  
    Lifetime warranty on material and craftsmanship
  •  
    Direct bolt-on fit for 2005–2006 Pontiac GTO
  •  
    Pairs perfectly with Stainless Works headers for a full system upgrade
Key Features
3" Catback Exhaust System
Improves exhaust flow and delivers aggressive performance sound.
Crossover X-Pipe
Balances exhaust pulses for smoother flow and improved tone.
Dual Chambered Mufflers
Engineered for deep muscle car sound with controlled cabin comfort.
Rolled Edge Slash Cut Tips
Dual 3" polished tips provide a clean finished appearance.
Mandrel Bent Tubing
Smooth airflow with zero restriction bends.
TIG Welded Construction
Precision welds for maximum durability.
Specifications
Vehicle Fitment 2005–2006 Pontiac GTO
System Type 3" Catback Exhaust
Tubing Size 3"
X-Pipe Integrated Crossover X-Pipe
Mufflers Dual Chambered Mufflers
Exhaust Tips Rolled Edge Slash Cut 3" Tips
Material 304 Stainless Steel
Welding TIG Welded
Connection Factory Connection Point - Fits Stainless Works and most Aftermarket Exhausts
Lead Time Built To Order — 4 Weeks
Warranty Lifetime
Origin Made in USA — Streetsboro, Ohio
⇩ Download Installation Instructions (PDF)
See It In Action

Sound Comparison and Features — 2005–2006 Pontiac GTO Catback Exhaust

Frequently Asked Questions
Will this exhaust fit my 2005–2006 Pontiac GTO?
Yes. This catback system is designed specifically for the 2005–2006 Pontiac GTO and installs using factory mounting locations.
Does this system include an X-pipe?
Yes. This exhaust system includes a crossover X-pipe designed to improve exhaust flow and enhance exhaust tone.
What type of mufflers are included?
This system features dual chambered mufflers engineered for aggressive sound and comfortable street driving.
Will this work with Stainless Works headers?
Yes. This catback system pairs perfectly with Stainless Works headers for a complete performance exhaust upgrade.
What warranty is included?
Stainless Works provides a lifetime warranty on material and craftsmanship — covering the full life of the product, not just a limited term.

Questions? Call us at 800-878-3635 | Mon–Fri 7:30am–4:30pm EST

Built To Order in 4 Weeks — Free Shipping on Orders $50+

Free Shipping

On Orders Above $50+ Get Free Shipping In The Contiguous USA

Made in the USA

Stainless Works products are made proudly in Cleveland, Ohio

Long Tube Headers

Dyno-Proven Power, Signature Sound, Built to Last.