Diamond Eye Manufacturing 220102 Performance Diesel Exhaust Kit Dodge Cummins - 1989-1993 5.9L 4x4

The Diamond Eye Manufacturing 220102 is a performance diesel exhaust kit engineered for 1989–1993 Dodge RAM 2500/3500 trucks equipped with the 5.9L Cummins diesel engine — 4x4 applications only, compatible with all cab and bed lengths. This kit is designed to replace the restrictive factory exhaust system with a free-flowing mandrel-bent alternative that helps unlock the full potential of the first-generation Cummins diesel.

Built using Diamond Eye's precision CNC mandrel-bending process, this exhaust kit delivers a smooth, unrestricted flow path that reduces exhaust backpressure. The result is improved throttle response, increased power output, and enhanced exhaust tone compared to the stock system.

Key Features:

• Designed specifically for 1989–1993 Dodge 5.9L Cummins diesel — 4x4 models only
• Fits all cab configurations and bed lengths
• Manufactured using CNC mandrel-bending technology for consistent bends and unrestricted flow
• Available in heavy-duty aluminized steel construction for durability and corrosion resistance
• Reduces exhaust backpressure to improve engine performance and efficiency
• Includes all necessary hardware and components for a complete installation
• Step-by-step installation instructions included

Diamond Eye Manufacturing is a leading producer of performance diesel exhaust systems, utilizing advanced fabrication equipment to deliver precision-built components. The 220102 kit is a direct upgrade solution for early-generation Cummins-powered trucks seeking improved exhaust flow and a more aggressive exhaust note.