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Stainless Works Catted Downpipe (2.7L/3.5L EcoBoost, non-Raptor)

Fits 2015-2020 2.7L EcoBoost · 3.5L EcoBoost

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gain
16-20 hp
est. from comparable claims
price
$1,610.25
at 10secondracing.com
7% above its 38-day average on this site

Price tracked 8 times since Jul 12, 2026: low $1,356, high $1,695, currently $1,695.

low $1,356 · high $1,695 since Jul 12, 2026
install
2/5 difficulty · ~2 hrs
Buy at 10secondracing.com→
also at eBay

where to buy · 3 retailers tracked

  • 10secondracing.combest pricechecked Aug 17$1,610.25view
  • AmericanTruckschecked Aug 24no price capturedview
  • Stainless Works Directchecked Aug 20no price capturedview

A 304 stainless steel catted downpipe for 2015-2020 2.7L or 3.5L EcoBoost trucks (non-Raptor), built with high-flow catalytic converters to replace the factory downpipe.

why this one — No standalone horsepower figure is published for this part - like most downpipes, it is meant to support a tune rather than add power on its own.

heads up

NOT LEGAL FOR SALE OR USE IN CALIFORNIA.

pairs well with
MPT Custom 93-Octane Tune (2.7L)
this part appears in
F-150 3.5L EcoBoost Turbo Upgrade Guide: Bigger Turbos and Downpipes, Explained
Price-drop alert for this part

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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.