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4″ Exhaust Kit Downpipe Back 409SS | 11-22 6.7 Powerstroke | Ford Superduty

$550.00

Description

4″ Exhaust Kit for 6.7L Powerstroke Ford Super Duty Performance Upgrade

Built for Improved Flow and Performance

4″ exhaust Kit for 6.7L Powerstroke improves airflow, reduces backpressure, and delivers consistent performance for Ford Super Duty trucks. As a result, your truck gains better exhaust velocity and sharper throttle response in both daily driving and high-demand situations.

Whether you tow, run aftermarket tuning, or upgrade for sound, this system delivers a deeper exhaust tone, smoother acceleration, and reliable performance under load.

Optimized Exhaust Flow Design

Mandrel-bent 4 inch tubing allows exhaust gases to move freely compared to factory systems. Because of this, the system improves turbo efficiency while helping lower exhaust gas temperatures and support overall engine performance.

In addition, this setup works well for both performance builds and work trucks that need consistent power delivery.

Durable Construction for Long-Term Use

This system uses 16-gauge T409 stainless steel to handle heat, vibration, and daily use. Precision welds and reinforced hangers keep everything secure while maintaining a clean appearance under your truck.

As a result, each component holds up over time while continuing to support performance.

Easy Bolt-On Installation

This system installs using a bolt-together design with basic hand tools. You do not need welding. All clamps and hardware come included, so you get a secure and rattle-free fit.

Once installed, you will notice improved exhaust flow, stronger throttle response, and a deeper, more aggressive tone.

Important Notes

  • DPF removal is required for installation
  • Aftermarket tuning is required for proper operation
  • Without proper tuning, the truck may trigger check engine lights or lose performance

Key Features

  • Mandrel-bent 4 inch tubing for improved exhaust flow
  • Reduces backpressure and supports lower EGTs
  • Improves throttle response and overall performance
  • Constructed from 16-gauge T409 stainless steel
  • Includes clamps, hangers, and installation hardware
  • Deep, aggressive exhaust tone

Fitment

Designed for:

  • 11-22 Ford Super Duty F250 and F350 6.7L Powerstroke

Requirements:

  • DPF removal required
  • Aftermarket tuning required for proper operation

Emissions Disclaimer

This product is intended for off road or competition use only.

It may not comply with emissions regulations in your area, so verify all local, state, and federal laws before installation.