
Specifications
- Brand
- Gibson
- Part #
- 619618
- UPC
- 677418012804

Gibson 04-08 Ford F-150 FX4 5.4L 3in Cat-Back Single Exhaust - Stainless
$642.68
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Fits 2004-2008 Ford F-150 FX4 5.4L. Gibson stainless steel cat-back exhaust for improved low-end torque and horsepower.
Key Features
- Fits 2004-2008 Ford F-150 FX4 5.4L and 2006-2008 Lincoln Mark LT.
- Includes hardware and factory-style hangers for a hassle-free bolt-on installation.
- Features a baffled and chambered muffler designed for minimal interior drone and an aggressive sound.
- Polished stainless steel slash-cut tip exits behind the rear tire for a clean look.
- Constructed with stainless steel mandrel-bent tubing for smooth airflow and long-lasting durability.
- Dyno-tested to show horsepower gains of 10-15 HP and torque increases of 15-20 lb-ft at low RPMs.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Fits these vehicles
- Ford F-150 2004-2008
- Lincoln Mark LT 2006-2008
Product Details
This Gibson cat-back exhaust system is made for your 2004-2008 Ford F-150 FX4 with the 5.4L engine. It's designed to exit behind the rear tire with a single polished stainless steel slash-cut tip, giving your truck a clean, aggressive look. This system is built to improve your truck's performance, especially where you need it most for towing, hauling, or just getting up to speed on the highway.
You can expect noticeable gains in low-end torque and horsepower, with dyno tests showing the biggest improvements between 1800 and 3000 RPM. This means better pulling power and quicker acceleration from a stop. Gibson uses mandrel-bent stainless steel tubing throughout the system for smooth airflow and durability, and their Superflow muffler is baffled and chambered to provide an aggressive sound outside the truck without excessive interior drone. This makes it a solid option if you want a performance exhaust that's still comfortable for daily driving.
Installation is straightforward thanks to the bolt-on design, which uses factory-style hangers and includes all the necessary hardware, so no welding is required. Gibson backs this system with a Lifetime Limited Warranty, giving you peace of mind with your purchase.
Specifications
- Brand
- Gibson
- Manufacturer Part #
- 619618
- UPC
- 677418012804
Frequently Asked Questions
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