SKU: 20356545425

Catalytic Converter for 2003 Ford Mustang 3.8L California Grade CARB Compliant Direct-Fit Catalytic Converter MagnaFlow

Sale price$761.40 Regular price$846.00
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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 26 - Jul 31

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Description

Catalytic Converter for 2003 Ford Mustang 3.8L California Grade CARB Compliant Direct-Fit Catalytic Converter MagnaFlowOverview: MagnaFlow California Grade CARB Compliant Direct Fit Catalytic Converter 441345 helps keep the check engine light off. 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

Overview:

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 441345 helps keep the check engine light off. 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. This direct-fit catalytic converter is designed specifically for the 2003 Ford Mustang. 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 be certified by CARB for legal use in CA/CARB restricted states for the listed vehicles.

Interchange:
Brand  Interchange Part Number

Application:

Year Make Model Submodel Engine Size
2003 Ford Mustang 3.8L/V6

Specs:

Body Material Stainless Steel
Overall Length (In.) 52
Inlet Attachment Bolt-On
Substrate Material Ceramic
Air Tube Adaptable No
Converter Quantity 4
Main Piping Diameter 2.25
Material Stainless Steel
Outlet Attachment Bolt-On
Type Direct-Fit
Oxygen Sensor Location Pre and Post Converter
Title California Direct-Fit
Finish Stainless Steel
Subtitle California / CARB Compliant
Series California
Heat Shield Included Yes
Mounting Hardware Included Yes
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 20356545425

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4.5 ★★★★★
Based on 7 reviews
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Amanda A.
Pawtucket, US
★★★★★ 5
Love them!
Size: 9/10/12in(3P), Color: Oak, Size: 9/10/12in(3P), Color: Oak
A little difficult to install but only because my corner must not be exactly a 90° angle and that’s not the shelves fault, that’s a me problem! It had multiple parts for different mounting options and even included a level tool for each shelf! They are built very well and super sturdy. I love that I was able to choose the distance between them that fit my plants and the aesthetic. I have 3 good size plants on each of the bottom shelves and it holds them with ease. I also was able to run a grow light cord up through the back and it’s nearly invisible. I’m definitely going to buy more and fill as many corners in my home with more plants!!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2026
C
Verified Purchase
curtis m hardy
Boise, US
★★★★★ 5
Good quality corner shelf
Size: 10in, Color: White
Good quality corner shelf with included wall anchors for drywall or masonry walls. The paint finish is smooth and has a slight shine. I needed a corner shelf to relocate my modem to a higher location. This is perfect !
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Reviewed in the United States on May 7, 2026
N
Verified Purchase
NorthFloridaLT
Birmingham, US
★★★★★ 5
Elegant and Sturdy - A Perfect Addition to My Home
Size: 7in, Color: White
Elegant and Sturdy - A Perfect Addition to My Home I recently purchased the **7-inch White Solid Oak Wood Floating Corner Shelf** and I am absolutely delighted with it! This shelf has not only met but exceeded my expectations in both functionality and style. **Build Quality and Design:** The first thing that struck me was the quality of the oak wood. It's solid and feels very durable, which gives me confidence that it can hold my items securely. The white finish is flawless, providing a clean, modern look that complements my home decor beautifully. Additionally, the round edges are a nice touch, adding an element of sophistication and safety, especially in a household with children. **Installation Ease:** Installation was a breeze. The shelf came with all the necessary hardware and clear instructions. I was able to mount it in my desired corner with minimal effort. It sits flush against the wall, giving it a seamless appearance. **Versatility:** Despite its compact size, this shelf is incredibly versatile. I've used it to display a small plant and a couple of framed photos, which it holds perfectly. It's also ideal for small speakers, trinkets, or even as a bedside shelf for essentials. **Space-Saving Design:** For anyone looking to maximize space, especially in smaller rooms or apartments, this shelf is a fantastic solution. It turns an empty corner into a functional, stylish display area without taking up floor space. **Overall Experience:** I am thoroughly impressed with this floating corner shelf. It's not just a shelf; it's a piece of decor that enhances the look of my room. I highly recommend it to anyone looking for a high-quality, stylish, and functional shelving solution.
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Reviewed in the United States on December 29, 2023
B
Verified Purchase
bratton423
New York, US
★★★★★ 5
Stylish and Practical Organization!
Color: Blue, Size: Rectangle
The CASIRENA Faux Leather Valet Tray Organizer is a game-changer for staying organized in style. This catch-all tray is not just functional; it's a sleek and elegant addition to any space. Designed with a keen eye for detail, the faux leather exudes sophistication while the thoughtful compartments provide a designated spot for all your essentials – from keys to wallets. It's perfect for an entryway table or wall, offering quick access to everyday items. The attention to quality is evident in the craftsmanship. The tray is durable and well-constructed, ensuring it stands the test of time. The blend of utility and aesthetics is truly commendable. Say goodbye to misplaced keys and cluttered surfaces. The CASIRENA Valet Tray Organizer brings a touch of organization to your life while elevating your décor. It's a practical piece of art you'll wonder how you lived without.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 22, 2023
M
Verified Purchase
Makeitso
Phoenix, US
★★★★★ 5
Neat and Square
Color: Black, Size: Square
This turned out to be durable and looks good on my valet table. The difference in the way it snaps to the sides, keeps the corners square and looks better than the other models that force the corners to extend outward.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026

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