OE Quality
60-Day Returns

Davico 17451 Catalytic Converter - Front
Overview of Davico Exact-Fit Catalytic Converter 17451
The Davico Exact-Fit Catalytic Converter 17451 is designed specifically for Nissan Sentra models, providing a direct replacement solution that meets OEM specifications. This catalytic converter ensures proper exhaust flow and emission control with precise fitment and durable construction.
- Compatible with Nissan Sentra vehicles
- Exact-Fit Catalytic Converter from Davico brand line
- Overall length of 14 inches for accurate installation
- Inlet type: 5 bolt fixed flange
- Outlet type: 2 bolt fixed flange
- Includes one oxygen sensor port
- Gaskets included for a secure seal
Detailed Product Description
The Davico Exact-Fit Catalytic Converter 17451 is engineered to match the original equipment specifications for Nissan Sentra exhaust systems. Featuring a 5 bolt fixed flange inlet and a 2 bolt fixed flange outlet, this catalytic converter offers a precise fit that simplifies installation and maintains exhaust integrity. The unit includes one oxygen sensor port, ensuring compatibility with the vehicle’s emissions monitoring system. With an overall length of 14 inches, it aligns with factory dimensions to avoid exhaust leaks or fitment issues. Gaskets are included to help achieve a tight, leak-free connection between the converter and exhaust pipes.
The Exact-Fit Catalytic Converter product line by Davico focuses on providing direct replacement parts that meet or exceed OEM standards. This line is designed to offer reliable performance and durability while maintaining the original exhaust system layout, making it a practical choice for Nissan Sentra owners seeking a dependable catalytic converter replacement.
Common Applications and Problem Resolution
- Replacement for a damaged or clogged catalytic converter in Nissan Sentra
- Restores proper exhaust flow and reduces harmful emissions
- Resolves check engine light issues related to catalytic converter failure
- Eliminates exhaust leaks caused by worn or broken flanges
- Ensures accurate oxygen sensor readings for optimal engine performance
Installation Notes and Tips
When installing the Davico Exact-Fit Catalytic Converter 17451, ensure the vehicle is securely lifted and cooled down before beginning work. Use the included gaskets to create a proper seal at both the inlet and outlet flanges. Verify that the oxygen sensor is properly installed in the designated port to maintain emissions compliance. Tighten all bolts to manufacturer torque specifications to prevent exhaust leaks. It is recommended to inspect surrounding exhaust components for wear during installation.
Quality Assurance and Warranty
Davico Exact-Fit Catalytic Converters are manufactured to meet stringent quality standards, ensuring durability and reliable emissions control. This product is backed by Davico’s quality assurance processes. Please refer to Davico’s official warranty documentation for specific coverage details related to the 17451 catalytic converter.
| Brand | Davico |
| Part Number | 17451 |
| Position | Exact-Fit Catalytic Converter, Front |
| Gaskets Included | Yes |
| Inlet Type | 5 bolt fixed flange |
| Number Of O2 Sensors | 1 |
| Outlet Type | 2 bolt fixed flange |
| Over All Length | 14 |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Nissan | Sentra | 1.8L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Vehicles with 3 converter system; Exact-Fit Catalytic Converter |
| 2017 | Nissan | Sentra | 1.8L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Vehicles with 3 converter system; Exact-Fit Catalytic Converter |
| 2016 | Nissan | Sentra | 1.8L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Vehicles with 3 converter system; Exact-Fit Catalytic Converter |
| 2015 | Nissan | Sentra | 1.8L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Vehicles with 3 converter system; Exact-Fit Catalytic Converter |
| 2014 | Nissan | Sentra | 1.8L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Vehicles with 3 converter system; Exact-Fit Catalytic Converter |
| 2013 | Nissan | Sentra | 1.8L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Vehicles with 3 converter system; Exact-Fit Catalytic Converter |
| 2012 | Nissan | Sentra | 2.0L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Exact-Fit Catalytic Converter |
| 2011 | Nissan | Sentra | 2.0L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Exact-Fit Catalytic Converter |
| 2010 | Nissan | Sentra | 2.0L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Exact-Fit Catalytic Converter |
| 2009 | Nissan | Sentra | 2.0L | L4 | Front | Not legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; California Emissions; Manifold Converter; Exact-Fit Catalytic Converter |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.