MagnaFlow OEM Grade Direct-Fit Catalytic Converter 51991 for 2001-2004 Nissan Frontier/Xterra

Features

• Material: Stainless Steel
• Subtitle: Federal / EPA Compliant
• Title: OEM Grade Direct-Fit
• Type: Direct-Fit
• Mounting Hardware Included: Yes
• Universal Or Specific Fit: Specific
• Body Material: Stainless Steel
• Overall Length: 12.625
• Substrate Material: Ceramic
• Air Tube Adaptable: No
• Converter Quantity: 1
• Inlet Attachment: Bolt-On
• Inlet Type: Bolt-On
• Main Piping Diameter: 2.5
• Finish: Stainless Steel
• Oxygen Sensor Location: None
• Series: OEM Grade
• If you're looking to keep your check engine light off while making sure your exhaust system is up to snuff, this MagnaFlow OEM Grade Direct-Fit Catalytic Converter (part number 51991) is a solid choice. It’s built from stainless steel, which means it’s tough and resistant to rust. Plus, it’s designed to fit right in without any cutting or welding—just bolt it on and you’re good to go. The 2.5-inch main piping diameter helps ensure that exhaust flows smoothly, which is crucial for performance.
• This converter is specifically made for the 2001-2004 Nissan Frontier and Xterra, so you know it’s going to fit like a glove. It even interchanges with OE parts like 14002-3S600 and 14002-3S610, so if you’re replacing an old unit, you won’t have any compatibility issues. The single laser fusion weld design minimizes the chance of leaks, and the compact design helps with thermal efficiency, which is a bonus.
• Just a heads up, it’s compliant with EPA and Federal emissions standards, so you can rest easy knowing you’re not breaking any laws. And it comes with all the necessary gaskets to prevent exhaust leaks, which is always a good thing when you’re working on your ride.

Fitment

• Nissan Frontier (2001-2004)
• Nissan Xterra (2001-2004)