★★★★★ 5
Prompness
Great job
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Reviewed in the United States on March 23, 2026
MagnaFlow Muffler Mag SS 5X8 14 3.50/3.5
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
MagnaFlow Muffler Mag SS 5X8 14 3.50/3.5MagnaFlow's specialty race mufflers feature stainless steel bodies, muffler caps and perforated cores, with our straight through, Wide Open Performance design; our mufflers give you that true MagnaFlow performance. In addition, now that racetracks are enforcing stricter decibel level restrictions, MagnaFlow is giving the consumer another option when it comes to choosing a race part to stay within those guidelines.
Quick Dispatch:
Your MagnaFlow Muffler Mag SS 5X8 14 3.50/3.5 orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your MagnaFlow Muffler Mag SS 5X8 14 3.50/3.5 ships.
Need Help?
Questions about MagnaFlow Muffler Mag SS 5X8 14 3.50/3.5, sizing, or delivery? We're just an email away.
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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
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4.4 ★★★★★
Based on 584 reviews
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Product Reviews
★★★★★ 4
FEUL FILTER ISSUE
FEUL FILTER A PIT TIGHT TO INSTALLE
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Reviewed in the United States on September 18, 2023
★★★★★ 5
Quality part at reasonable price.
Had the exact same appearance as the Motorcraft kit. Installed the same and so far no issues at all. Cost on this was less than half of the Motorcraft kit.
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Reviewed in the United States on January 23, 2025
★★★★★ 5
Great price
Great fit
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Reviewed in the United States on September 22, 2025
★★★★★ 5
Filter that Fits
Perfect fit for my F350, 6.7L Powerstroke.
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Reviewed in the United States on August 22, 2025
