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MagnaFlow Direct Fit Catalytic Converter OEM 2001-2002 Acura MDX/2003-2004 Honda Pilot Underbody

SKU: MAG4551020

Catalytic Converters

MAG Converter Direct Fit...

MagnaFlow Direct Fit Catalytic Converter OEM 2001-2002 Acura MDX/2003-2004 Honda Pilot Underbody

SKU: MAG4551020

Catalytic Converters

MAG Converter Direct Fit...

A$2,120.67
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4551020. 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 Catalytic Converter is designed to fit the 2001-2002 Acura MDX 3.5L & 2003-2004 Honda Pilot 3.5L. MagnaFlow 4551020 includes (1) Crush Ring Gasket, (1) Flange Gasket and interchanges with OE parts 18160-PGK-L00, 18160-PVF-A00. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Overview

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4551020. 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. Designed to fit the 2003-2004 Honda Pilot and 2001-2002 Acura MDX, this direct-fit catalytic converter also interchanges with OE parts 18160-PGK-L00 and 18160-PVF-A00. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.


Features and Benefits

  • Expertly Crafted To Replicate OEM Like Flow Dynamics; Maintaining Factory Performance And Fuel Efficiency
  • Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Simplifies Installation w/Essential Gaskets And Hardware Being Included In The Box
  • Your Trusted Source For CARB-Compliant Catalytic Converters; Providing Assurance Of Genuine Compliance
  • High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life
  • Durable 308 Stainless Steel MIG Welds
  • 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

Product Details

Air Tube Adaptable:No
Air Tube Count:0
Body Material:Stainless Steel
Body Type:Spun
CARB Executive Order Number:D-193-145
California Air Resources Board (CARB) Certified:Yes
Catalytic Converter Air Tube Adapter:Not Air Tube Kit Adaptable
Clamp Included:No
Clamps Included:No
Converter Quantity:1
Core Substrate Material:Ceramic
Description:California Direct-Fit Catalytic Converter
Finish:Stainless Steel
Gasket Included:Yes
Gasket Or Seal Included:Yes
Grade Type:Regular
Hanger Included:No
Hangers Included:No
Heat Shield Attached:No
Heat Shield Material:None
Inlet Attachment Type:Bolt-On
Inlet Attachment:Bolt-On
Inlet Gasket Included:Yes
Inlet Mounting Hardware Included:No
Inlet Type:Bolt-On
Main Piping Diameter:2.000 in.
Material:Stainless Steel
Mounting Hardware Included:Yes
Outlet Attachment Type:Bolt-On
Outlet Attachment:Bolt-On
Outlet Gasket Included:Yes
Outlet Mounting Hardware Included:No
Outlet Type:Bolt-On
Overall Length:16.875 in.
Oxygen Sensor Location:Midbed
Part Number:mag4551020
Pipe Material:Stainless Steel
Prop 65 Y/N:No
Sensor Port Count:1
Series:California
Substrate Material:Ceramic
Subtitle:CARB Compliant Direct-Fit Catalytic Converter
Subtitles:California / CARB Compliant
Title:MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4551020
Tube Material:Stainless Steel
Type:Direct-Fit
Universal Or Specific Fit:Specific
WARNING CA Proposition 65:No

Part Type

Catalytic Converters

Data: v4.2 - Upd: 2026-10-13 22:26:21

Features

  • Durable 308 stainless steel MIG welds
  • Expertly Crafted To Replicate OEM Like Flow Dynamics; Maintaining Factory Performance And Fuel Efficiency
  • 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
  • OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel, designed to reduce noise and vibration
  • Simplifies Installation w/Essential Gaskets And Hardware Being Included In The Box
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
  • Your Trusted Source For CARB-Compliant Catalytic Converters; Providing Assurance Of Genuine Compliance

Specifications

Product Attributes - Brand
MagnaFlow
Product Attributes - Manufacturer's Part Number
4551020
Product Attributes - Part Type
Catalytic Converters
Product Attributes - Product Line
MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters
Product Attributes - UPC
841380030115
Product Attributes - Inlet Quantity
1
Product Attributes - Inlet Diameter (in.)
Stock in.
Product Attributes - Converter Inlet Attachment
Stock flange
Product Attributes - Outlet Quantity
1
Product Attributes - Outlet Diameter (in.)
Stock in.
Product Attributes - Converter Outlet Attachment
Stock flange
Product Attributes - Converter Case Material
Stainless steel
Product Attributes - Converter Substrate Material
Ceramic substrate
Product Attributes - Converter Overall Length (in.)
16.88
Product Attributes - Remanufactured
No
Product Attributes - AIR Tube
No
Product Attributes - Heat Shield
No
Product Attributes - Quantity
Sold individually.
Product Attributes - CARB EO Number(s)
D-193-145
Product Attributes - Emissions
California EO Approved

Reference Information

Brand Name/s Magnaflow
StreetFX SKU mag4551020
SFX Item ID 4286798
Supplier Item Code 4286798
Manufacturer SKU 4551020
Manufacturer UPC 841380030115
Alternative References mpe-4551020, MFL4551020, MDX/2003-2004

Compatibility

Application Data
  • UniversalNo
    MakeACURA
    ModelMDX
    SubmodelBASE
    Beginning Year2001
    Ending Year2002
    Engine TypeV6
    Liter3.5
    CC3471
    Engine FamilyHonda/Acura V6
    Engine Size3.5L/3471cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter
  • UniversalNo
    MakeACURA
    ModelMDX
    SubmodelTOURING
    Beginning Year2001
    Ending Year2002
    Engine TypeV6
    Liter3.5
    CC3471
    Engine FamilyHonda/Acura V6
    Engine Size3.5L/3471cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter
  • UniversalNo
    MakeHONDA
    ModelPILOT
    SubmodelEX-L
    Beginning Year2004
    Ending Year2004
    Engine TypeV6
    Liter3.5
    CC3475
    Engine FamilyHonda/Acura V6
    Engine Size3.5L/3475cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter
  • UniversalNo
    MakeHONDA
    ModelPILOT
    SubmodelEX
    Beginning Year2003
    Ending Year2004
    Engine TypeV6
    Liter3.5
    CC3475
    Engine FamilyHonda/Acura V6
    Engine Size3.5L/3475cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter
  • UniversalNo
    MakeHONDA
    ModelPILOT
    SubmodelLX
    Beginning Year2003
    Ending Year2004
    Engine TypeV6
    Liter3.5
    CC3475
    Engine FamilyHonda/Acura V6
    Engine Size3.5L/3475cc
    DrivetrainAWD
    Catalytic Converter PositionCatalytic Converter

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