Does this catalytic converter require cutting or welding for installation?

No, this MagnaFlow Direct-Fit Catalytic Converter is designed for easy installation without the need for cutting or welding. It's intended to bolt directly in place of your original equipment.

What materials is this catalytic converter made from?

The tubing is made from high-strength 16-gauge 409 stainless steel for excellent corrosion resistance and durability. The welds are made from 308 stainless steel.

Is this catalytic converter legal for use in all states?

This catalytic converter is EPA-compliant for OBDII Federally registered vehicles. However, it is not CARB approved and cannot be shipped to California.

Magnaflow Direct-Fit Catalytic Converter 51578 - 2009-2014 G

Name: MagnaFlow Conv DF 09-13 Chevy Avalanche 5.3L
Brand: Magnaflow
Price: 723.00 USD
Availability: InStock

MagnaFlow Conv DF 09-13 Chevy Avalanche 5.3L

$723.00

Only 4 left in stock

MagnaFlow Direct-Fit Catalytic Converter 51578. Keeps your check engine light off with a direct-fit, no-weld installation for many GM trucks.

Key Features

Fits 2009-2014 Cadillac Escalade, Chevrolet Avalanche, Silverado 1500, Suburban 1500, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL 1500.
Keeps the check engine light off by meeting or exceeding Federal emissions requirements set by the EPA.
Features mandrel-bent tubing to eliminate flow restrictions for improved exhaust flow.
Constructed with high-strength 16-gauge 409 stainless steel tubing for exceptional corrosion resistance.
Direct-fit design requires no cutting or welding for installation.
Includes essential gaskets and a Torca clamp for a proper seal and secure fit.

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

Product Details

If your check engine light is on and you suspect a catalytic converter issue, MagnaFlow's Direct-Fit Catalytic Converter 51578 is a solid option for many GM trucks from 2009 to 2014. This converter is designed to replace your original equipment directly, meaning you won't need to cut or weld anything during installation, making it a straightforward DIY job with the right tools. It's built to meet or exceed Federal emissions requirements set by the EPA, ensuring your vehicle remains compliant for OBDII Federally registered vehicles.

You can trust the quality because MagnaFlow uses advanced 3D scanning to ensure this converter fits and functions just like the factory part. It features mandrel-bent tubing, which helps eliminate restrictions and keeps exhaust flowing freely, contributing to engine efficiency and fuel economy. The construction uses high-strength 16-gauge 409 stainless steel tubing for excellent corrosion resistance and a long service life, with durable 308 stainless steel MIG welds to reduce the chance of leaks. This converter also boasts a compact, low-mass design for greater thermal efficiency.

When you order the MagnaFlow 51578, it comes with the essential gaskets and a Torca clamp, so you have what you need for a proper seal and secure installation. This part is designed for a range of vehicles including the Chevrolet Avalanche, Silverado 1500, Suburban 1500, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL 1500. Please note that this converter is not CARB approved and cannot be shipped to California.