# MagnaFlow Direct Fit Catalytic Converter 02-05 Trailblazer 4.2L OEM

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49191 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed to fit the 2002-2005 Chevrolet Trailblazer, 2002-2005 GMC Envoy, and additional vehicles. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

-   Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
-   Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
-   OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel, designed to reduce noise and vibration
-   High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life
-   Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
-   Expertly Crafted To Replicate Oem-Like Flow Dynamics/Maintaining Factory Performance And Fuel Efficiency
-   Torca Accuseal Exhaust Clamps Provide A Full 360-Degree Equally Distributed Clamping Force
-   Simplifies Installation With Essential Gaskets And Hardware Being Included In The Box
-   OE-Sized Barbed Exhaust Hangers Made From Corrosion-Resistant 410 Stainless Steel
-   Your Trusted Source For EPA-Compliant Catalytic Converters
-   Mandrel Bent Tubing Retains Oem-Like Design And Geometry
-   Durable 308 stainless steel MIG welds

This Part Fits:

Year

Make

Model

Submodel

2004-2005

Buick

Rainier

CXL

2004-2005

Buick

Rainier

CXL Plus

2002-2005

Chevrolet

Trailblazer

LS

2002-2005

Chevrolet

Trailblazer

LT

2002-2003

Chevrolet

Trailblazer

LTZ

2002-2004

Chevrolet

Trailblazer

North Face

2002-2005

GMC

Envoy

SLE

2002-2005

GMC

Envoy

SLT

2004

Isuzu

Ascender

Limited

2004-2005

Isuzu

Ascender

LS

2004-2005

Isuzu

Ascender

S

2002-2004

Oldsmobile

Bravada

Base

2005

Saab

9-7x

Linear

## Details

- **Price:** 642.58 CAD
- **Vendor:** Magnaflow
- **Type:** Catalytic Converter Direct Fit

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 642.58 CAD | In stock |

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-direct-fit-catalytic-converter-02-05-trailblazer-4-2l-oem)
> Updated: 2026-06-29