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MagnaFlow 12-15 Mercedes-Benz ML350 3.5L Direct Fit Converter

SKU: MAG5551066

Catalytic Converters

MAG Converter Direct Fit...

MagnaFlow 12-15 Mercedes-Benz ML350 3.5L Direct Fit Converter

SKU: MAG5551066

Catalytic Converters

MAG Converter Direct Fit...

A$3,280.23
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 12-15 Mercedes-Benz ML350 3.5L Direct Fit Converter

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Manifold Catalytic Converter 5551066. 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 2016-2017 Mercedes-Benz GLE350 3.5L & 2012-2015 Mercedes-Benz ML350 3.5L. MagnaFlow 5551066 includes (1) Torca Clamp. 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 5551066. 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 to fit the 2012-2015 Mercedes-Benz ML350 and 2016-2017 Mercedes-Benz GLE350. Hardware is included to eliminate the hassle of working with corroded factory parts. 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
• 2.25 in. Tubing; Body L-11.25 in.; Overall L-58.25 in.; Stainless Steel;CARB E.O. D-193-144

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 05:14:02

Data: v4.2 - Upd: 2026-11-08 18:15:19

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
  • Mandrel Bent Tubing Retains OEM-Like Design And Geometry; Ensuring Smooth Exhaust Flow For Peak Fuel Economy Operation
  • Precision Stamped Collector Design For Optimal Exhaust Flow; Engine Efficiency And Fuel Economy
  • Simplifies Installation w/Essential Gaskets And Hardware Being Included In The Box
  • Simplifies installation with essential gaskets and hardware being included in the box
  • Torca AccuSeal® Exhaust Clamps Provide A Full 360-Degree Equally Distributed Clamping Force Preventing Pipe Distortion
  • 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:11.250 in.
Body Shape:Round
Body Type:Spun
Body Width:4.000 in.
CARB Executive Order Number:D-193-144
Catalytic Converter Air Tube Adapter:Not Air Tube Kit Adaptable
Clamp Included:Yes
Clamps Included:Yes
Converter Body Length:11.25
Converter Body Material:Stainless Steel
Converter Quantity:1
Converter Tube Material:Stainless Steel
Core Substrate Material:Ceramic
Finish:Stainless Steel
Gasket Included:No
Gasket Or Seal Included:No
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:No
Inlet Inside Diameter:1.750 in.
Inlet Mounting Hardware Included:No
Inlet Quantity:3
Inlet Type:Flanged
Main Piping Diameter:2.250 in.
Material:Stainless Steel
Mounting Hardware Included:Yes
Outlet Attachment Type:Clamp-On
Outlet Attachment:Clamp-On
Outlet Diameter:2.500 in.
Outlet Gasket Included:No
Outlet Mounting Hardware Included:No
Outlet Outside Diameter:2.250 in.
Outlet Quantity:1
Outlet Type:Flanged
Overall Length:58.250 in.
Oxygen Sensor Location:Pre Converter and Midbed
Part Number:mag5551066
Sensor Port Count:2
Substrate Material:Ceramic
Substrate:Ceramic
Subtitle:CARB Compliant Manifold Catalytic Converter
Type:Two-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 mag5551066
SFX Item ID 4290301
Accounting SKU mag-5551066
Manufacturer SKU 5551066
Manufacturer UPC 888563153131
Alternative References 5551066, MFL5551066, MPE-5551066

Catalytic Converter with Integrated Exhaust Manifold, Manifold Catalytic Converter

Product Attributes
BrandMagnaFlow
Manufacturer's Part Number5551066
Part TypeCatalytic Converters
UPC888563153131
CARB EO Number(s)D-193-144

Manufacturer Attributes
Converter Body Length 11.25
Sensor Port Count 2
Overall Length 61.375
Substrate Material Ceramic
Inlet Type Flanged
Outlet Type Flanged
Heat Shield Attached No
Inlet Gasket Included No
Inlet Mounting Hardware Included No
Outlet Gasket Included No
Outlet Mounting Hardware Included No
Grade Type Regular
Converter Tube Material Stainless Steel
Converter Body Material Stainless Steel
Type Two-Piece
Clamps Included Yes
Body Type Spun
CARB Executive Order Number D-193-144
Finish Stainless Steel
Product Class Catalytic Converter with Integrated Exhaust Manifold
Product Outline Torca AccuSeal® Exhaust Clamps provide a full 360-degree equally distributed clamping force preventing pipe distortion while creating a complete seal and maintaining serviceability
Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
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
Precision stamped collector design for optimal exhaust flow, engine efficiency, and fuel economy
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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