Magnaflow
MagnaFlow 15-17 Ford F-150 XL V6 3.5L Direct Fit OEM Grade Federal Catalytic Converter - 21-474
- SKU:
- MAG21-474
- UPC:
- 888563134116
- MPN:
- 21-474
- Availability:
- Regularly stocked product
Description
How do I ensure this catalytic converter fits my vehicle?
Confirm fitment with your specific vehicle's make, model, and year before purchasing to guarantee proper installation.
Is this catalytic converter easy to install?
Bolt-on installation simplifies the process, allowing for a straightforward DIY upgrade for most automotive enthusiasts.
The MAG Converter Direct Fit is engineered for Street Performance with a top score of 8, delivering unrestricted exhaust flow for enhanced engine breathing. Featuring free-flowing mandrel-bent tubing, this converter maximizes exhaust gas velocity for improved throttle response and acceleration. Experience optimal catalytic conversion efficiency and lasting durability with this premium upgrade.
What Owners Say
Owners and enthusiasts consistently rank MagnaFlow among the top aftermarket catalytic converter brands, often placing it alongside Walker as the best OEM replacement option. The direct-fit converters deliver reliable performance, with Tundra owners reporting trouble-free operation after thousands of miles. While some note that MagnaFlow may be more performance-oriented than necessary for basic replacements, the quality justifies the investment for those seeking long-term reliability. The pricing sits in the $400-$500 range for most applications, though California CARB-legal versions command premium prices. MagnaFlow has earned its reputation as a trusted choice when OEM parts aren't available or cost-effective.
Key Features
- free-flowing mandrel-bent tubing
- highly corrosion resistant stainless steel construction
- spun body converter
- single laser fusion weld
- compact, low-mass design
- High Strength 16 Gauge 409 Stainless Steel Tubing
Why Choose the MAG Converter Direct Fit
Delivers unrestricted exhaust flow for enhanced engine breathing and power.
Provides lasting durability and resistance to rust for years of reliable performance.
Achieves optimal catalytic conversion efficiency for cleaner emissions.
Maximizes exhaust gas velocity for improved throttle response and acceleration.
Who Is This For?
Street Performance — 8/10
Free-flowing tubing maximizes exhaust gas velocity for improved performance.
Engine Performance — 8/10
Free-flowing tubing maximizes exhaust gas velocity for improved performance.
Easy DIY Install — 9/10
Bolt-on install type and direct fit position simplify installation.
Track / Autocross — 7/10
Free-flowing design and corrosion resistance support performance use.
Drag Racing — 7/10
Free-flowing design and corrosion resistance support performance use.
Daily Driving Comfort — 6/10
Corrosion resistance and direct fit contribute to reliable daily use.
Additional Resources
Important Notices
⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
21-474 |
Proposition 65: |
N |
Case Lot Quantity: |
1 |
Category: |
Exhaust, Mufflers & Tips>Catalytic Converter Direct Fit |
Install Type: |
Bolt-On |
Product Level: |
OEM Replacement |
Street Performance: |
8/10 |
Engine Performance: |
8/10 |
Easy DIY Install: |
9/10 |
Track / Autocross: |
7/10 |
Drag Racing: |
7/10 |
Daily Driving Comfort: |
6/10 |
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