# MagnaFlow Direct Fit Catalytic Converter 10-11 Cadillac CTS 3.0L

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51548. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2010-2014 Cadillac CTS 3.0L & 2012-2019 Cadillac CTS 3.6L. MagnaFlow 51548 includes (2) Nuts, (2) Bolts, (2) Flat Washers, (1) Donut Gasket, (1) Flange Gasket and interchanges with OE parts 20943055, 22882836. 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
-   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
-   Simplifies Installation With Essential Gaskets And Hardware Being Included In The Box
-   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

2010-2014

Cadillac

CTS

Base

2010-2019

Cadillac

CTS

Luxury

2010-2016

Cadillac

CTS

Performance

2012-2016

Cadillac

CTS

Premium

2017-2019

Cadillac

CTS

Premium Luxury

2014-2019

Cadillac

CTS

Vsport

2014-2016

Cadillac

CTS

Vsport Premium

2017-2019

Cadillac

CTS

Vsport Premium Luxury

2016-2017

Chevrolet

Equinox

L

2016-2017

Chevrolet

Equinox

LS

2016-2017

Chevrolet

Equinox

LT

2016

Chevrolet

Equinox

LTZ

2017

Chevrolet

Equinox

Premier

2016-2017

GMC

Terrain

Denali

2016-2017

GMC

Terrain

SL

2016-2017

GMC

Terrain

SLE

2016-2017

GMC

Terrain

SLT

2010-2013

Mazda

3

Mazdaspeed

2008

Toyota

Highlander

Base

2008

Toyota

Highlander

Limited

2008

Toyota

Highlander

Sport

2011

Toyota

Sienna

Base

2011

Toyota

Sienna

LE

2011

Toyota

Sienna

Limited

2011

Toyota

Sienna

SE

2011

Toyota

Sienna

XLE

## Details

- **Price:** 827.28 CAD
- **Vendor:** Magnaflow
- **Type:** Catalytic Converter Direct Fit

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 827.28 CAD | In stock |

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-direct-fit-catalytic-converter-10-11-cadillac-cts-3-0l)
> Updated: 2026-06-29