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Flowmaster Outlaw Cat-Back, single side exit

Fits 2015-2020 2.7L EcoBoost · 3.5L EcoBoost

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gain
4-18 hp / 5-18 tq
est. from comparable claims
price
$879.95
at Flowmaster Direct
typical price

Price tracked 6 times since Jul 12, 2026: low $879.95, high $1,024.95, currently $879.95.

low $879.95 · high $1,024.95 since Jul 12, 2026
install
2/5 difficulty · n/a
Buy at Flowmaster Direct→
also at eBay

where to buy · 3 retailers tracked

  • Flowmaster Directbest pricechecked Aug 20$879.95view
  • Beefcake Racingchecked Aug 5$1,024.95view
  • eBaychecked Jul 20price not shownview

A cat-back exhaust replaces the piping and muffler from the catalytic converter back, exiting through a single pipe on one side.

why this one — Same aggressive Outlaw tuning, in a single side-exit layout - typically a more affordable option than the dual-exit Outlaw.

Questions about this category

F-150: does anyone publish a horsepower number for a cat-back exhaust?F-150: what does a cat-back exhaust cost?F-150: how hard is it to install a cat-back exhaust, and how long does it take?
pairs well with
cp-e QKspl Catted Downpipe - High Flow (3.5L EcoBoost)
Price-drop alert for this part

One email if this part drops in price at a tracked retailer. Real numbers, no spam, stop anytime.

Gain shown is a no published number, not a guarantee. Price is a list price and can lag the retailer; confirm at checkout. See our affiliate disclosure.