Stainless Works Downpipe

Fits 2015–2020 Ford F-150 3.5L EcoBoost

Part #: FT16ECODPCAT

Overview

The Stainless Works 15-20 F-150 3.5L Downpipe is a high-performance upgrade designed specifically for Ford F-150 models equipped with the 3.5L EcoBoost engine. Crafted from premium 304 stainless steel, this downpipe offers exceptional corrosion resistance and durability, ensuring long-lasting performance under demanding driving conditions. Featuring CNC mandrel-bent tubing, it maximizes exhaust flow for improved response and efficiency. This kit is ideal for enthusiasts seeking to enhance their truck’s exhaust system, whether for increased power, improved sound, or a more aggressive aesthetic. Designed for those who want a reliable, high-quality upgrade, this downpipe helps optimize exhaust flow from the turbocharger to the factory connection point, supporting better throttle response and potentially increased horsepower and torque. Its TIG-welded construction ensures strength and durability, making it a perfect choice for both daily driving and performance applications.

Key Features

This downpipe combines precision engineering with practical benefits, including:

• Constructed from 304 stainless steel for maximum corrosion resistance
• Mandrel-bent tubing for unrestricted exhaust flow
• Includes a Y-pipe to connect seamlessly to the factory flanged connection
• Designed with TIG welding for enhanced strength and durability
• 3-inch diameter pipe for optimal airflow and performance
• Factory connection compatibility for straightforward installation
• Made in the USA with a lifetime warranty for peace of mind

Construction & Design

This downpipe features CNC mandrel bending, which maintains consistent diameter and smooth curves to reduce turbulence and backpressure. The use of high-quality 304 stainless steel ensures resistance to rust and corrosion, even in harsh conditions. TIG welding provides a robust, leak-free joint that withstands the rigors of high-performance driving.

Installation & Fitment

Designed for direct bolt-on installation, this downpipe connects to the factory flanged connection point on your F-150’s exhaust system. It requires no additional modifications, making it a straightforward upgrade for experienced DIY enthusiasts or professional installers.

What’s Included

The package includes the CNC mandrel-bent downpipe, the Y-pipe for factory connection, and all necessary hardware for installation.

Ideal For

Perfect for F-150 owners looking to improve exhaust flow, enhance engine response, and support future performance modifications. Suitable for those who want a durable, high-quality upgrade with a factory-like fit and finish.