Stainless Works 2004 GTO 3in Catback Chambered Mufflers X-Pipe Slash Cut Tips
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Stainless Works 2004 GTO 3in Catback Chambered Mufflers X-Pipe Wide Oval Tip (part # GTOTOLTM), built from 304 stainless steel by Stainless Works in Streetsboro, Ohio.
304 Stainless Steel
TIG Welded
2004 Pontiac GTO
Lifetime Warranty
Made in USA
Improve the sound and performance on your 2004 Pontiac GTO with a premium 3" catback exhaust system from Stainless Works.
Engineered for improved exhaust flow and aggressive muscle car tone, this system delivers a true performance upgrade over factory exhaust.
Designed with a crossover X-pipe and dual chambered mufflers for balanced tone and drivability.
Offers multiple tip options including single wide oval or dual 3" slash cut tips.
3" Catback System
Maximizes exhaust flow and performance sound.
X-Pipe Design
Improves tone balance and scavenging.
Dual Chamber Mufflers
Deep aggressive tone with controlled cabin volume.
Tip Options
Single oval or dual slash cut finish options.
Mandrel Bent Tubing
Smooth unrestricted exhaust flow.
TIG Welded
Precision welds for durability and strength.
| Vehicle Fitment | 2004 Pontiac GTO |
| System Type | 3" Catback Exhaust |
| X-Pipe | Included |
| Mufflers | Dual Chambered |
| Material | 304 Stainless Steel |
| Welding | TIG Welded |
| Connection | Factory Connection Point - Fits Stainless Works and most Aftermarket Exhausts |
| Warranty | Lifetime |
| Origin | Made in USA — Streetsboro, Ohio |
⇩ Download Installation Instructions (PDF)
Frequently Asked Questions
Will this fit my 2004 Pontiac GTO?
Yes. This system is designed specifically for the 2004 GTO and uses factory-style mounting points.
Does this improve sound?
Yes. This system delivers a deeper, more aggressive muscle car tone compared to stock.
Can I pair this with headers?
Yes. This catback pairs perfectly with Stainless Works headers for a full performance system.
Questions? Call us at
Built To Order in 4 Weeks — Free Shipping on Orders $50+
California Prop 65 warning applies to this product.
Fitment note: Stainless Works systems are application-specific (year, cab/bed, transmission and factory exhaust). Send us your VIN before ordering and we will confirm fitment: 954-507-6261 or sales@americanmuscleperformance.net.