# MagnaFlow 280121 OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Stainless Steel

### Performance Overview

If you're looking to keep your 2016-2021 Honda Civic running smoothly while maintaining compliance with emissions standards, the MagnaFlow OEM Grade Direct-Fit Catalytic Converter 280121 is the perfect upgrade. Designed specifically for your Civic, this catalytic converter is a seamless replacement for the factory part (OE part 18150-5BA-A00) and is engineered to keep that check engine light off.

### Key Features

-   Brand: MagnaFlow
-   Part number: 280121
-   Product type: OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Stainless Steel
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   Honda Civic 2016 Dx
-   Honda Civic 2016 - 2021 Lx
-   Honda Civic 2016 - 2018 Ex
-   Honda Civic 2016 - 2018 Lx-P
-   Honda Civic 2019 - 2021 Sport
-   Honda Hr-V 2023 - 2025 Uniq
-   Honda Hr-V 2023 - 2025 Sport
-   Honda Hr-V 2023 - 2025 Lx

### 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 280121.

**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

-   OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Stainless Steel for universal fitment
-   280121 fitment
-   MagnaFlow OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Stainless Steel
-   universal MagnaFlow OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Stainless Steel

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

Honda Civic 2016 Dx

Honda Civic 2016 - 2021 Lx

Honda Civic 2016 - 2018 Ex

Honda Civic 2016 - 2018 Lx-P

Honda Civic 2019 - 2021 Sport

Honda Hr-V 2023 - 2025 Uniq

Honda Hr-V 2023 - 2025 Sport

Honda Hr-V 2023 - 2025 Lx

Honda Hr-V 2023 - 2025 Touring

Honda Hr-V 2023 - 2025 Ex-L

## Details

- **Price:** 941.17 CAD
- **Vendor:** MagnaFlow
- **Type:** OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Stainless Steel
- **Tags:** 280121, Auto Parts, Automotive, Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Muffler, OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Performance Exhaust, Performance Parts, Stainless Steel, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 941.17 CAD | In stock |

## Images

- MagnaFlow 280121 OEM Grade Direct-Fit Catalytic Converter for Honda Civic 2016-2021, Stainless Steel

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> Source: [Standard Auto Part](www.standardautopart.com/products/magnaflow-catalytic-converter-universal-280121)
> Updated: 2026-06-13