4 inch Aluminized Down Pipe

Features:

• Fits 1999-2003 Ford F250/F350 7.3L Powerstroke
• 4-inch mandrel-bent aluminized steel construction
• Direct bolt-on for stock turbochargers
• Improves exhaust flow and reduces backpressure
• Enhances turbo spool and throttle response
• Corrosion-resistant coating for added durability
• Includes hardware and detailed instructions
• Designed for heavy-duty and towing use
• No welding required for installation
• Not for sale in California
• Backed by a 3-year limited warranty

Unlock Better Flow and Quicker Response

If your 7.3L Powerstroke is still running the restrictive factory downpipe, you’re missing out on easy gains in both performance and efficiency. The MBRP FAL401 4-inch Aluminized Down Pipe is a straightforward upgrade that opens up your truck’s exhaust system and lets the turbo breathe the way it should. Built from durable, mandrel-bent aluminized steel, this downpipe maintains a smooth internal diameter to reduce backpressure and improve exhaust velocity. The result is quicker turbo spool-up, better throttle response, and lower exhaust gas temperatures—something you’ll feel whether you’re towing, daily driving, or stacking miles on the highway.

Durable, Affordable, and Easy to Install

This downpipe is built for real-world use, especially for those who depend on their trucks for work or towing. The corrosion-resistant aluminized coating helps it stand up to harsh road conditions, all while keeping the cost down compared to stainless options. It’s designed as a direct bolt-on for trucks running the stock turbo, with all hardware and instructions included to make installation smooth and simple. No welding is required, and it clears factory components with ease. If you’re running an aftermarket transmission or other custom parts, a bit of minor trimming may be needed. Either way, this is one of the easiest and most budget-friendly ways to wake up your 7.3 and let it run stronger, cooler, and more efficiently.

Fits: 1999, 2000, 2001, 2002, 2003 Ford F250/F350 7.3L Powerstroke