Diamond Eye Manufacturing 124004 4-Inch Turbo Back Exhaust Kit 1998-2002 Ford 7.3L Powerstroke E-Series Van

The Diamond Eye Manufacturing 124004 is a 4-inch performance diesel exhaust kit designed specifically for 1998–2002 Ford E-Series Vans equipped with the 7.3L Powerstroke diesel engine. Built with precision CNC mandrel-bent tubing, this turbo-back system maximizes exhaust flow from the turbocharger all the way to the tip, unlocking the full potential of your Powerstroke.

Key Features:

• 4-inch diameter tubing for significantly increased exhaust flow over the restrictive factory system
• CNC mandrel bending ensures smooth, consistent bends with no crimping or flow restrictions
• Direct-fit, bolt-on installation designed specifically for the 1998–2002 Ford 7.3L Powerstroke E-Series Van platform
• Constructed from aluminized steel for durability and long service life
• Turbo-back single exit design for an aggressive diesel exhaust note
• Designed to reduce exhaust gas temperatures (EGTs) and improve throttle response
• Increases horsepower and torque by eliminating exhaust backpressure
• Improves fuel economy compared to the restrictive OEM exhaust

Diamond Eye Manufacturing is based in eastern Oregon and specializes in high-quality diesel performance exhaust systems. Their components are manufactured using advanced CNC equipment and offer tube processing from 3/8" to 5" OD in both aluminized and stainless steel. The 124004 is a direct replacement upgrade that installs without cutting or welding on most applications.