If you drive a Ford Powerstroke diesel truck, you know that the factory exhaust system can hold back your engine’s true potential. Restrictive DPF (Diesel Particulate Filter) and catalytic converter systems create excess backpressure, reducing horsepower, fuel efficiency, and even causing long-term engine stress.
For Powerstroke owners looking to unlock better performance, improve throttle response, and eliminate DPF headaches, upgrading to a high-flow aftermarket exhaust is one of the best modifications you can make.
In this guide, we’ll break down five of the most affordable, high-quality exhaust pipes for 6.7L and 6.4L Powerstroke engines, along with expert tips to help you choose the right one for your truck.
Why Upgrade Your Powerstroke’s Exhaust System?
Before we dive into our top picks, let’s quickly cover why an aftermarket exhaust is a smart investment for Powerstroke owners:
- More Horsepower & Torque – Less restriction means better turbo spool-up and stronger acceleration.
- Improved Fuel Economy – Free-flowing exhaust reduces backpressure, often leading to 1-3 MPG gains.
- No More DPF Problems – Deleting a clogged DPF eliminates regeneration cycles, power loss, and costly repairs.
- Deeper Exhaust Sound – A throatier turbo whistle and diesel growl without excessive drone.
- Longer Engine Life – Lower EGTs (Exhaust Gas Temperatures) mean less stress on your Powerstroke.
Now, let’s get into the best exhaust upgrades for your Ford diesel!
1. 4" Cat & DPF Delete Pipe | 2011-2023 Ford Powerstroke 6.7L
If you own a 2011-2023 6.7L Powerstroke, this 4-inch Cat & DPF delete pipe is a must-have upgrade. It removes both the restrictive factory catalytic converter and DPF, allowing your turbo to breathe freely and restoring lost power.
Why Buy This Pipe?
- Mandrel-bent 4-inch tubing for maximum airflow efficiency.
- 304 stainless steel construction – resists rust and lasts for years.
- Direct bolt-on installation – no welding or cutting required.
- Reduces EGTs for safer towing and heavy loads.
Perfect for: 6.7L Powerstroke owners who want a simple, effective DPF delete solution without a full exhaust system.
2. 5" DPF Delete Pipe | 2011-2022 Ford Powerstroke 6.7L
For maximum flow and performance, this 5-inch downpipe-back DPF delete pipe is one of the best-selling exhausts for 6.7L Powerstrokes (2011-2022).
Key Features:
- Full 5-inch diameter – best for high-horsepower builds.
- Mandrel-bent for smooth airflow – no turbulence or restrictions.
- Deep, aggressive exhaust tone – enhances the Powerstroke’s signature sound.
- Works with or without a tuner (though tuning maximizes gains).
Best For: Performance-driven Ford diesel owners who want the biggest airflow upgrade possible.
3.4" DPF Delete Pipe | 2011-2022 Ford Powerstroke 6.7L
If you want better flow without going full 5-inch, this 4-inch DP-back DPF delete pipe is the perfect balance for 2011-2022 6.7L Powerstrokes.
Why It’s a Great Choice:
- Improves turbo response by eliminating DPF backpressure.
- More compact than 5-inch systems – ideal for stock or mildly tuned trucks.
- Affordable price – great bang for your buck.
- Easy bolt-on installation – no modifications needed.
Ideal For: Daily drivers and work trucks needing better performance without extreme modifications.
Get Yours – 4" DP-Back DPF Delete
4. 4" Cat & DPF Delete Pipe | 2008-2010 Ford Powerstroke 6.4L
For 6.4L Powerstroke owners (2008-2010), this 4-inch Cat & DPF delete pipe is a game-changer—especially if you’re dealing with clogged filters and high EGTs.
Standout Benefits:
- Deletes both the catalytic converter and DPF for unrestricted flow.
- Reduces turbo lag and improves throttle response.
- Aluminized steel construction – durable and corrosion-resistant.
- Fits F250, F350, F450, and F550 models.
Great For: 6.4L owners who want to fix common DPF issues and boost power.
5. 5" DPF Delete Pipe | 2008-2010 Ford Powerstroke 6.4L
If you’re running a modified 6.4L Powerstroke, this 5-inch downpipe-back exhaust is the ultimate upgrade for max airflow and performance.
Why Choose This One?
- Full 5-inch turbo-back design – best for high-HP builds.
- Mandrel-bent for optimal exhaust scavenging.
- Lowers EGTs when towing or hauling heavy loads.
- Aggressive sound without excessive cabin drone.
Best For: 6.4L owners who want the highest-flowing exhaust possible.
Final Tips for Powerstroke Owners
Before buying, keep these pro tips in mind:
- Check local emissions laws – DPF deletes are for off-road use only.
- Use a tuner for best results – Most DPF deletes require tuning to prevent check engine lights.
- Consider a full exhaust system if you’re chasing big horsepower.
All our Powerstroke exhaust pipes are made from premium materials, come with easy installation guides, and are backed by a satisfaction guarantee.
Ready to unleash your Powerstroke’s full potential? Browse our full selection of high-performance diesel exhaust systems and order yours today!
