# MagnaFlow 5461221 California Direct Fit Catalytic Converter (2.50" ID/2.50" OD) for 2007-2009 Buick Lacrosse and More

### Performance Overview

Magnaflow's California Catalytic Converter is designed to be CARB compliant. The catalytic converter's ribbed body is designed to minimize distortion and expansion of the body to hold the ceramic catalyst in place. magnaflow's Catalytic Converters are made of stainless steel and are backed by their limited lifetime warranty.

### Key Features

-   Brand: MagnaFlow
-   Part number: 5461221
-   Product type: California Direct Fit Catalytic Converter (2.50" ID/2.50" OD)
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2008 Buick Lacrosse, Note: Super; 5.3L; 2.50"; 2.50"
-   2009 Buick Lacrosse, Note: Super; 5.3L; 2.50"; 2.50"
-   2007 Chevrolet Impala, Note: Ss; 5.3L; 2.50"; 2.50"
-   2008 Chevrolet Impala, Note: Ss; 5.3L; 2.50"; 2.50"
-   2009 Chevrolet Impala, Note: Ss; 5.3L; 2.50"; 2.50"
-   2007 Chevrolet Monte Carlo, Note: Ss; 5.3L; 2.50"; 2.50"
-   2007 Pontiac Grand Prix, Note: Gxp; 5.3L; 2.50"; 2.50"
-   2008 Pontiac Grand Prix, Note: Gxp; 5.3L; 2.50"; 2.50"

### 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 5461221.

**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

-   California Direct Fit Catalytic Converter (2.50" ID/2.50" OD) for Buick Lacrosse
-   5461221 fitment
-   MagnaFlow California Direct Fit Catalytic Converter (2.50" ID/2.50" OD)
-   2007 Buick Lacrosse California Direct Fit Catalytic Converter (2.50" ID/2.50" OD)

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2008

Buick

Lacrosse

Super; 5.3L; 2.50"; 2.50"

2009

Buick

Lacrosse

Super; 5.3L; 2.50"; 2.50"

2007

Chevrolet

Impala

Ss; 5.3L; 2.50"; 2.50"

2008

Chevrolet

Impala

Ss; 5.3L; 2.50"; 2.50"

2009

Chevrolet

Impala

Ss; 5.3L; 2.50"; 2.50"

2007

Chevrolet

Monte Carlo

Ss; 5.3L; 2.50"; 2.50"

2007

Pontiac

Grand Prix

Gxp; 5.3L; 2.50"; 2.50"

2008

Pontiac

Grand Prix

Gxp; 5.3L; 2.50"; 2.50"

## Details

- **Price:** 1944.52 CAD
- **Vendor:** MagnaFlow
- **Type:** California Direct Fit Catalytic Converter (2.50" ID/2.50" OD)
- **Tags:** 2007 Chevrolet Impala, 2007 Chevrolet Monte Carlo, 2007 Pontiac Grand Prix, 2008 Buick Lacrosse, 2008 Chevrolet Impala, 2008 Pontiac Grand Prix, 2009 Buick Lacrosse, 2009 Chevrolet Impala, 5461221, Auto Parts, Automotive, California Direct Fit Catalytic Converter (2.50" ID/2.50" OD), Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-5461221, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1944.52 CAD | In stock |

## Images

- MagnaFlow 5461221 California Direct Fit Catalytic Converter (2.50" ID/2.50" OD)

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> Source: [Standard Auto Part](www.standardautopart.com/products/magnaflow-buick-lacrosse-catalytic-converter-carb-5461221)
> Updated: 2026-06-13