Diamond Eye Performance

Fits 2003–2007 Ford F-250/F-350 with 6.0L Engine (Extended Cab Only)

Part #: K4338A-RP

Overview

The Diamond Eye KIT 4-inch Catback Exhaust System is designed to enhance the exhaust flow and sound of your Ford F-250 or F-350 equipped with a 6.0L engine from 2003 to 2007. Crafted with precision and modern manufacturing techniques, this catback replacement pipe offers a direct bolt-on upgrade for extended cab models, providing a deeper, more aggressive exhaust note while supporting optimal engine performance. Built for enthusiasts seeking durability, improved airflow, and a refined sound, this system is an excellent choice for those looking to upgrade their truck’s exhaust setup with quality components. Constructed from mandrel-bent tubing, the kit ensures smooth exhaust flow with minimal restrictions, helping to improve throttle response and potentially increase power output. The use of high-quality materials and fabrication processes guarantees longevity and resistance to corrosion, making it suitable for both daily driving and off-road adventures. Whether you’re upgrading for performance, sound, or aesthetics, this exhaust pipe delivers a reliable and effective solution.

Key Features

This Diamond Eye exhaust component combines advanced manufacturing with practical design to provide a high-performance upgrade. Key features include:

• Mandrel-bent 4-inch tubing for optimal airflow and reduced backpressure
• Constructed from aluminized steel for durability and corrosion resistance
• Designed specifically for extended cab models of the 2003–2007 Ford F-250/F-350 with 6.0L engines
• Easy bolt-on installation with no cutting or welding required
• Enhanced exhaust tone for a more aggressive sound profile
• Precision CNC mandrel bending for consistent quality and fit

Construction & Design

The exhaust pipe is fabricated using CNC mandrel bending technology, ensuring smooth curves and consistent diameter throughout the system. The tubing is made from aluminized steel, providing excellent resistance to rust and corrosion, which extends the lifespan of the exhaust components. The design emphasizes durability and performance, with a focus on maintaining structural integrity under high-temperature conditions.

Installation & Fitment

This kit is designed for straightforward installation on extended cab models of the 2003–2007 Ford F-250 and F-350 with a 6.0L engine. It is a direct replacement for the factory exhaust pipe, requiring no cutting or welding. Proper alignment and secure fastening ensure a leak-free fit and optimal performance.

What’s Included

The package includes the 4-inch catback replacement pipe, clamps, and all necessary hardware for a complete installation, allowing you to upgrade your truck’s exhaust system efficiently and effectively.

Ideal For

Perfect for Ford truck owners seeking a durable, high-flow exhaust upgrade that enhances sound and performance, whether for daily driving, towing, or off-road use.