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MagnaFlow 14-18 2500 V8 6.4 OEM Underbody Direct Fit Converter

SKU: MAG21-513

MAG Converter Direct Fit...

MagnaFlow 14-18 2500 V8 6.4 OEM Underbody Direct Fit Converter

SKU: MAG21-513

MAG Converter Direct Fit...

A$2,457.55
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

OEM Grade

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-513. 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 2015-2020 Ram 2500 6.4L & 2014-2020 Ram 3500 6.4L. MagnaFlow 21-513 includes (2) Band Clamps and interchanges with OE parts 6814 3638AC, 6814 3638AD. 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 Direct-Fit Catalytic Converter

Product Overview

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-513. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. Designed to fit the 2015-2020 Ram 2500 and 2014-2020 Ram 3500, this direct-fit catalytic converter also interchanges with OE parts 6814 3638AD and 6814 3638AC. 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; Stainless Steel; Overall L-56 in.;Not Legal For Sale Or Installation In CA/CO/NY

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 05:12:33

Data: v4.2 - Upd: 2026-11-08 04:14:05

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
  • Providing Assurance Of Genuine Compliance While Delivering Quality That Will Last
  • 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 Count:0
Body Material:Stainless Steel
CARB Executive Order Number:Not Applicable
Catalytic Converter Air Tube Adapter:No
Clamps Included:Yes
Core Substrate Material:Ceramic
Description:OEM Grade Direct-Fit Catalytic Converter
Finish:Stainless Steel
Grade Type:Regular
Hangers Included:No
Heat Shield Attached:No
Inlet Gasket Included:No
Inlet Mounting Hardware Included:No
Inlet Type:Bolt-On
Material:Stainless Steel
Outlet Gasket Included:No
Outlet Mounting Hardware Included:No
Outlet Type:Clamp-On
Overall Length:56
Oxygen Sensor Location:Pre-Converter and Midbed
Part Number:mag21-513
Sensor Port Count:4
Series:OEM Grade
Substrate Material:Ceramic
Tube Material:Stainless Steel
Type:Direct-Fit
Universal Or Specific Fit:Specific

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 mag21-513
SFX Item ID 4289498
Accounting SKU mag-21-513
Manufacturer SKU 21-513
Manufacturer UPC 888563196145
Alternative References 21-513, MFL21-513

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