Magnaflow 5421911 Catalytic Converter
Magnaflow 5421911 Catalytic Converter
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Magnaflow 5421911 Durable Stainless-Steel Construction
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter. 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 your vehicle. 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 & Benefits
- Durable Stainless-Steel Construction
- Mandrel bent piping, precisely manufactured flared receivers, oem-like o2 port locations and integrated butt joints make installation easy
- Spun-body design ensures excellent corrosion resistance
- State-of-the-art 3d scanning is used to ensure this direct-fit catalytic converter perfectly fits your vehicle
- Extensive testing and certification processes are followed to guarantee that meets emissions standards set by california air resources board
- Limited 5 year or 50,000 mile warranty
Specifications
| Product Type | Durable Stainless-Steel Construction |
| Material | Durable Stainless-Steel Construction |
| Weight | 10 lb |
| Dimensions | 40.62 x 7.5 x 7.37 in |
| Brand | Magnaflow |
| Manufacturer Part Number | 5421911 |
| UPC | 888563170169 |
Frequently Asked Questions
How do I verify fitment before ordering?
Compare manufacturer part number 5421911 against your existing part and your vehicle or equipment. Contact us with your make, model, and year if you need help confirming compatibility.
What are the key construction details?
Magnaflow features durable Stainless-Steel Construction. See Features & Benefits and Specifications for the full list.
How much does this product weigh?
This item weighs approximately 10 lb.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

