Stainless Works
Stainless Works 15-18 F-150 3.5L Downpipe 3in High-Flow Cats Y-Pipe Factory Connection Exhaust System
SKU: sswFT16ECODPCAT
2015-20 F150 3.5L Ecoboost Downpipe. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. 3" downpipe with catted lead pipes. Includes Y-pipe to fit to flanged factory connection point. These are TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA.
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Overview
2015-20 F150 3.5L Ecoboost Downpipe. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. 3" downpipe with catted lead pipes. Includes Y-pipe to fit to flanged factory connection point. These are TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA.
Installation (catalog file)
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Fitment notes (catalog)
2015 thru 2020 Ford F150 1/2 Ton Ecoboost 3.5L
Summarized compatible vehicles also appear under Description → Fitment.
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