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MagnaFlow OEM Grade 07-12 Nissan Sentra L4-2.5LGAS Direct Fit Federal Catalytic Converter

SKU: MAG51591

Catalytic Converters

MAG Converter Direct Fit...

MagnaFlow OEM Grade 07-12 Nissan Sentra L4-2.5LGAS Direct Fit Federal Catalytic Converter

SKU: MAG51591

Catalytic Converters

MAG Converter Direct Fit...

A$1,817.93
Limited Availability from MFR In stock at 1 location (only 1 available)

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Description

OEM Grade

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 51591. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2007-2012 Nissan Sentra 2.5L. MagnaFlow 51591 includes (1) Flange Gasket, (4) Bolts, (4) Nuts and interchanges with OE parts 14002-JA80A. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Additional Information

Magnaflow OEM Grade Manifold Catalytic Converter

Part Type

Catalytic Converter with Integrated Exhaust Manifold

Product Overview

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51591. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This direct-fit catalytic converter is designed specifically for the 2007-2012 Nissan Sentra and interchanges with OE part 14002-JA80A. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Additional Application Notes
• OEM Grade; 1.75 in. Tubing; 1.75 in. Inlet/1.75 in. Outlet; Round; Stainless Steel;Not Legal For Sale Or Use On Vehicles Registered In CA

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 05:00:26

Data: v4.2 - Upd: 2026-11-08 04:23:17

Features

  • Durable 308 stainless steel MIG welds
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
  • High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
  • Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
  • Manifold Catalytic Converter
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Air Tube Adaptable:No
Air Tube Count:0
Body Height:4.000 in.
Body Length Position Left:6.25
Body Length Position Right:5.875
Body Shape:Round
Body Type:Spun
Body Width:4.000 in.
CARB Executive Order Number:Not Applicable
Clamp Included:No
Clamps Included:No
Converter Body Length:6.25
Converter Body Material:Stainless Steel
Converter Quantity:2
Converter Tube Material:Stainless Steel
Core Substrate Material:Ceramic
Description:OEM Grade Manifold Catalytic Converter
Finish:Stainless Steel
Gasket Included:Yes
Gasket Or Seal Included:Yes
Grade Type:Regular
Heat Shield Attached:No
Heat Shield Material:None
Inlet Attachment Type:Bolt-On
Inlet Attachment:Bolt-On
Inlet Diameter:1.750 in.
Inlet Gasket Included:Yes
Inlet Inside Diameter:1.750 in.
Inlet Mounting Hardware Included:No
Inlet Quantity:4
Inlet Type:Flanged
Main Piping Diameter:1.750 in.
Material:Stainless Steel
Mounting Hardware Included:Yes
Outlet Attachment Type:Bolt-On
Outlet Attachment:Bolt-On
Outlet Diameter:2.500 in.
Outlet Gasket Included:No
Outlet Mounting Hardware Included:Yes
Outlet Outside Diameter:1.750 in.
Outlet Quantity:1
Outlet Type:Flanged
Overall Length:18.250 in.
Oxygen Sensor Location:Pre and Post Converter
Part Number:mag51591
Sensor Port Count:4
Series:OEM Grade
Substrate Material:Ceramic
Substrate:Ceramic
Title:OEM Grade Manifold
Type:One-Piece

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Magnaflow, MagnaFlow Exhaust Products, MAGNAFLOW PERF EXHAUST, Magnaflow Performance
StreetFX SKU mag51591
SFX Item ID 4284334
Accounting SKU mag-51591
Manufacturer SKU 51591
Manufacturer UPC 888563070872
Alternative References 51591, MFL51591, MPE-51591

Catalytic Converter, OEM Grade, Federal/EPA Compliant, Manifold, Direct-Fit, for Nissan, 2.5L, Each

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant direct-fit manifold catalytic converters. With features including free-flowing mandrel-bent tubing and highly corrosion resistant, stainless steel construction, you can easily install these converters yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. The included gaskets and hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. These OEM Grade replacements are designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Product Attributes
BrandMagnaFlow
Manufacturer's Part Number51591
Part TypeCatalytic Converters
UPC888563070872
Inlet Quantity4
Inlet Diameter (in.)1.75 in.
Converter Inlet AttachmentStock flange
Outlet Quantity1
Outlet Diameter (in.)2.50 in.
Converter Outlet AttachmentStock flange
Converter Case MaterialStainless steel
Converter Substrate MaterialCeramic substrate
Converter Overall Length (in.)18.25
Converter Style3-way
RemanufacturedNo
AIR TubeNo
Heat ShieldNo
QuantitySold individually.

Manufacturer Attributes
Grade Type Regular
Heat Shield Attached No
Inlet Gasket Included Yes
Inlet Mounting Hardware Included No
Inlet Type Flanged
Outlet Gasket Included No
Outlet Mounting Hardware Included Yes
Outlet Type Flanged
Overall Length 20
Sensor Port Count 4
Substrate Material Ceramic
Converter Tube Material Stainless Steel
Converter Body Material Stainless Steel
Converter Body Length 6.25
Clamps Included No
Type One-Piece
Finish Stainless Steel
Series OEM Grade
CARB Executive Order Number Not Applicable
Body Type Spun
Title MagnaFlow 2007-2012 Nissan Sentra OEM Grade Federal / EPA Compliant Manifold Catalytic Converter
Manufacturer Designation OEM Grade Manifold Catalytic Converter
Product Class Catalytic Converter with Integrated Exhaust Manifold
Construction/Type Magnaflow OEM Grade Manifold Catalytic Converter
Product Outline Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
Simplifies installation with essential gaskets and hardware being included in the box
Durable 308 stainless steel MIG welds
Vehicle Brief Manifold Converter

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