2015-2020 Ford F150 3.5L Ecoboost Downpipes with High Flow Cats. 

Up to 25 wheel horsepower & 35 wheel torque gains by simply bolting on the downpipes. 

No tune required but 80+ wheel torque gains are achieved with downpipe and a tune. 

Quicker throttle response; power increase; weight and heat reduction; and increased exhaust acoustics. 

Improve the power and performance on your 2015-20 Ford F-150 EcoBoost with the Stainless Works downpipe. 

3" downpipe with high flow cats

Y-pipe to fit to flanged factory connection point

Stainless steel construction

TIG welded for strength and durability

Stainless Works come with a lifetime warranty on material and craftsmanship as always proudly made in the USA

Not For Sale In California | Final Sale Item | No Returns