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MagnaFlow Direct Fit Catalytic Converter Audi S4

Marsoni M251S
Sale price$571.00
Pay 4 payments of $142.75 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
MagnaFlow Direct Fit Catalytic Converter Audi S4Keep the check engine light off with MagnaFlow OEM Grade Federal EPA Compliant Direct Fit Catalytic Converter 49136. 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
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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
4.5 ★★★★★
Based on 128 reviews
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S
Verified Purchase
S. C.
Dallas, US
★★★★★ 5
Exact Replacement Plus a Few Extra Parts Dependent on the Model of Outboard
Worked great for my 2005 200hp Optimax Outboard.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 20, 2025
C
Verified Purchase
caveman
Charlottesville, US
★★★★★ 5
Good product
It was as advertised. It came when it should have.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 12, 2025
M
Verified Purchase
Michael McCoy
Alexandria, US
★★★★★ 5
Quality Wire.
Size: 2 Colors each 10FT, Style: 10AWG
I bought the wire to complete a wiring job on my Miata, great quality would recommend.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
E
Verified Purchase
Electromag50
Cuba, US
★★★★★ 5
Flexible, maybe not UV rated
Size: 2 Colors each 5FT, Style: 10AWG
This wire is extremely flexible. My only concern is that it may not withstand UV. Nowhere on the insulation does it indicate that it is for solar.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
G
Verified Purchase
GEORIGA
Draper, US
★★★★★ 5
Nice
Size: 2 Colors each 5FT, Style: 10AWG
Great product and description is on point.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026

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