Improve the power and performance on your 2013–18 Ford Focus ST with a premium downpipe from Stainless Works. This full 3" downpipe features a V-Band flange at the turbo and a two-bolt flange at the catback factory connection point.
Built from corrosion-resistant 304 stainless steel with a high-flow catalytic converter, this downpipe reduces backpressure for faster turbo spool, improved throttle response, and a more aggressive exhaust tone.
As always, our downpipes are TIG welded for strength and durability at our state-of-the-art facility in Streetsboro, Ohio — engineered for long-term performance.
Why Stainless Works
American-made from raw material to finished product
TIG welded by skilled craftsmen for strength and beauty
Lifetime warranty on material and craftsmanship
Direct bolt-on fit for 2013–18 Focus ST 2.0L
V-Band turbo flange for secure, leak-free connection
Key Features
3" Downpipe
Full 3" diameter front to back for maximum exhaust flow.
V-Band Turbo Flange
Secure V-Band connection at the turbo for a leak-free seal.
High-Flow Catalytic Converter
EPA compliance with improved flow for maximum performance.
Two-Bolt Flange Outlet
Connects directly to the catback factory connection point.
Sound Comparison and Features — 2013–18 Focus ST Downpipe System
What's In The Box
Downpipe
Installation Instructions
Frequently Asked Questions
Will this downpipe fit my 2013–18 Focus ST?
Yes. This downpipe is designed specifically for the 2013–2018 Ford Focus ST with the 2.0L EcoBoost engine. It is a direct bolt-on design featuring a V-Band flange at the turbo and a two-bolt flange at the factory catback connection point.
What is the advantage of the V-Band turbo flange?
The V-Band flange provides a secure, leak-free connection at the turbo that is easier to install and remove than traditional bolt-on flanges. It also allows for better alignment and reduces the risk of exhaust leaks.
Does this downpipe include a catalytic converter?
Yes. This downpipe includes a high-flow catalytic converter that is EPA compliant and designed for improved flow while maintaining emissions compliance.
What warranty is included?
Stainless Works provides a lifetime warranty on material and craftsmanship — covering the full life of the product, not just a limited term.
Questions? Call us at 800-878-3635 | Mon–Fri 7:30am–4:30pm EST
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