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MagnaFlow 01-06 BMW X5 3.0L Direct Fit Converter

SKU: MAG4551773

Catalytic Converters

MAG Converter Direct Fit...

MagnaFlow 01-06 BMW X5 3.0L Direct Fit Converter

SKU: MAG4551773

Catalytic Converters

MAG Converter Direct Fit...

A$3,004.62
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

MagnaFlow 01-06 BMW X5 3.0L Direct Fit Converter

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Manifold Catalytic Converter 4551773. 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 2001-2006 BMW X5 3.0L. MagnaFlow 4551773 includes (2) Flange Gaskets, (4) Flat Washers, (2) Bolts, (2) Nuts and interchanges with OE parts 18 40 7 507 348, 18 40 7 508 806, 18 40 7 514 499. 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.

Additional Information

Magnaflow California Manifold Catalytic Converter

Part Type

Catalytic Converter with Integrated Exhaust Manifold

Product Overview

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4551773. 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 2001-2006 BMW X5 and interchanges with OE parts 18 40 7 514 499 and 18 40 7 507 348, among others. 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 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.

Additional Application Notes
• Certification Level : LEV1 ULEV 2 in. Tubing; 1.75 in. Inlet/2 in. Outlet; W-4 in.; Body L-8.5 in.; L-19.5 in. Overall; Stainless Steel;CARB E.O. D-193-145

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 05:13:09

Data: v4.2 - Upd: 2026-11-09 04:38:33

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
  • 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

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

10982:Stainless Steel
Air Tube Adaptable:No
Air Tube Count:0
Body Height:4
Body Length:8.5
Body Shape:Round
Body Type:Spun
Body Width:4.000 in.
CARB Executive Order Number:D-193-145
Catalytic Converter Air Tube Adapter:No
Clamp Included:No
Clamps Included:No
Converter Body Length:8.5
Converter Body Material:Stainless Steel
Converter Quantity:1
Converter Tube Material:Stainless Steel
Core Substrate Material:Ceramic
Finish:Stainless Steel
Gasket Included:Yes
Grade Type:Regular
Heat Shield Attached:No
Heat Shield Material:None
Inlet Attachment:Bolt-On
Inlet Diameter:1.75
Inlet Gasket Included:Yes
Inlet Inside Diameter:1.750 in.
Inlet Mounting Hardware Included:No
Inlet Quantity:3
Inlet Type:Flanged
Main Piping Diameter:2
Material:Stainless Steel
Mounting Hardware Included:Yes
Outlet Attachment:Bolt-On
Outlet Diameter:2
Outlet Gasket Included:Yes
Outlet Mounting Hardware Included:Yes
Outlet Outside Diameter:2.000 in.
Outlet Quantity:1
Outlet Type:Flanged
Overall Length:22.75
Oxygen Sensor Location:Pre and Post Converter
Part Number:mag4551773
Sensor Port Count:2
Substrate Material:Ceramic
Substrate:Ceramic
Subtitle:CARB Compliant Manifold Catalytic Converter
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 mag4551773
SFX Item ID 4289825
Accounting SKU mag-4551773
Manufacturer SKU 4551773
Manufacturer UPC 888563153353
Alternative References 4551773, MFL4551773, MPE-4551773

Catalytic Converter with Integrated Exhaust Manifold, Manifold Catalytic Converter

Product Attributes
BrandMagnaFlow
Manufacturer's Part Number4551773
Part TypeCatalytic Converters
UPC888563153353
CARB EO Number(s)D-193-145

Manufacturer Attributes
Sensor Port Count 2
Overall Length 22.75
Converter Body Length 8.5
Substrate Material Ceramic
Inlet Type Flanged
Outlet Type Flanged
Clamps Included No
Heat Shield Attached No
Inlet Mounting Hardware Included No
Type One-Piece
Grade Type Regular
Converter Tube Material Stainless Steel
Converter Body Material Stainless Steel
Inlet Gasket Included Yes
Outlet Gasket Included Yes
Outlet Mounting Hardware Included Yes
Body Type Spun
CARB Executive Order Number D-193-145
Finish Stainless Steel
Product Class Catalytic Converter with Integrated Exhaust Manifold
Product Outline Your trusted source for CARB-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

Compatibility

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