# MagnaFlow 337487 Direct Fit California Catalytic Converter (2.5" ID/2.5" OD) for 1986-1991 Chevrolet Corvette

### 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: 337487
-   Product type: Direct Fit California Catalytic Converter (2.5" ID/2.5" OD)
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   1986 Chevrolet Corvette, Note: Base, Indianapolis 500 Pace Car; 5.7L; 2.50"; 2.50"
-   1987 Chevrolet Corvette, Note: Base; 5.7L; 2.50"; 2.50"
-   1988 Chevrolet Corvette, Note: 35Th Anniversary Edition, Base; 5.7L; 2.50"; 2.50"
-   1989 Chevrolet Corvette, Note: Base; 5.7L; 2.50"; 2.50"
-   1990 Chevrolet Corvette, Note: Base; 5.7L; 2.50"; 2.50"
-   1991 Chevrolet Corvette, Note: Base; 5.7L; 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 337487.

**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

-   Direct Fit California Catalytic Converter (2.5" ID/2.5" OD) for Chevrolet Corvette
-   337487 fitment
-   MagnaFlow Direct Fit California Catalytic Converter (2.5" ID/2.5" OD)
-   1986 Chevrolet Corvette Direct Fit California Catalytic Converter (2.5" ID/2.5" OD)

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1986

Chevrolet

Corvette

Base, Indianapolis 500 Pace Car; 5.7L; 2.50"; 2.50"

1987

Chevrolet

Corvette

Base; 5.7L; 2.50"; 2.50"

1988

Chevrolet

Corvette

35Th Anniversary Edition, Base; 5.7L; 2.50"; 2.50"

1989

Chevrolet

Corvette

Base; 5.7L; 2.50"; 2.50"

1990

Chevrolet

Corvette

Base; 5.7L; 2.50"; 2.50"

1991

Chevrolet

Corvette

Base; 5.7L; 2.50"; 2.50"

## Details

- **Price:** 2405.55 CAD
- **Vendor:** MagnaFlow
- **Type:** Direct Fit California Catalytic Converter (2.5" ID/2.5" OD)
- **Tags:** 1986 Chevrolet Corvette, 1987 Chevrolet Corvette, 1988 Chevrolet Corvette, 1989 Chevrolet Corvette, 1990 Chevrolet Corvette, 1991 Chevrolet Corvette, 337487, Auto Parts, Automotive, Catalytic Converter, Direct Fit California Catalytic Converter (2.5" ID/2.5" OD), Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-337487, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2405.55 CAD | In stock |

## Images

- MagnaFlow 337487 Direct Fit California Catalytic Converter (2.5" ID/2.5" OD)

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-chevrolet-corvette-catalytic-converter-carb-337487)
> Updated: 2026-07-16