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Stainless Works 2011-14 Mustang GT Headers 1-7/8in Primaries High-Flow Cats 3in X-Pipe

Marsoni M251S
Sale price$1185.12
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Stainless Works 2011-14 Mustang GT Headers 1-7/8in Primaries High-Flow Cats 3in X-Pipe2011 14 Mustang GT headers with 1 7 8" primary tubes, 3" X Pipe and 3" dia catted lead pipes that mate to the factory connection point. Tig welded 304 SS headers with 3 8" thick flanges and 3" dia slip fit collectors with merge spikes. This system replaces the factory manifolds, catalytic converters and H Pipe with a superior performing lifetime guaranteed bolt on system. This Part Fits: Year Make Model Submodel 2011 2014 Ford Mustang GT
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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.
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4.4 ★★★★★
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Verified Purchase
Susan F. Montville
Phoenix, US
★★★★★ 5
Easy to do it yourself and save!
Size: 8.8" x 9.3" x 1.2"
One place wanted $85 to replace this! Another wanted $50! I ordered this for $10, watched a YouTube video and did it myself! Super easy!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026
T
Verified Purchase
T. N.
Pawtucket, US
★★★★★ 5
Buy it, worth it.
Size: 8.8" x 9.3" x 1.2"
Good quality product. Easy to use and install. Worth the money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 20, 2026
M
Verified Purchase
Madfire Ink
Fort Morgan, US
★★★★★ 5
Amazing
Fit as directed for my wifes 1998 ford explorer sport and worked as described.
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Reviewed in the United States on May 6, 2026
R
Verified Purchase
Renee
Fort Morgan, US
★★★★★ 5
PRICES
GREAT
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Reviewed in the United States on October 5, 2025
H
Verified Purchase
how do I rate it?
Charlottesville, US
★★★★★ 5
Good filter
Pretty thick. May restrict airflow a little bit but it's a good filter.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 2, 2024

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