# MagnaFlow 16734 Competition Series Cat-Back Stainless Exhaust System for 2005-2006 Pontiac Gto

### Performance Overview

Magnaflow Competition Series Exhaust Systems are designed for those looking for a forceful exhaust note and overall improved performance! The Magnaflow Competition Series Exhaust System is constructed of T-409 stainless steel for maximum durability and performance gains. Magnaflow uses mandrel bent tubing to increase the exhaust flow, which in turns helps to boost performance. This Exhaust Kit comes in a variety of configurations, including rear axle back and cat-back styles, single or dual mufflers, and one, two, or four outlets. Magnaflow Competition Series exhausts increase your performance for better track results.

### Key Features

-   Brand: MagnaFlow
-   Part number: 16734
-   Product type: Competition Series Cat-Back Stainless Exhaust System
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2005 Pontiac Gto, Note: Base; 6.0L
-   2006 Pontiac Gto, Note: Base; 6.0L

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is 16734.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   Competition Series Cat-Back Stainless Exhaust System for Pontiac Gto
-   16734 fitment
-   MagnaFlow Competition Series Cat-Back Stainless Exhaust System
-   2005 Pontiac Gto Competition Series Cat-Back Stainless Exhaust System

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2005

Pontiac

Gto

Base; 6.0L

2006

Pontiac

Gto

Base; 6.0L

## Details

- **Price:** 2537.5 CAD
- **Vendor:** MagnaFlow
- **Type:** Competition Series Cat-Back Stainless Exhaust System
- **Tags:** 16734, 2005 Pontiac Gto, 2006 Pontiac Gto, Auto Parts, Automotive, Catalytic Converter, Competition Series Cat-Back Stainless Exhaust System, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-16734, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2537.50 CAD | In stock |

## Images

- MagnaFlow 16734 Competition Series Cat-Back Stainless Exhaust System

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-pontiac-gto-cat-back-exhaust-16734)
> Updated: 2026-07-16