PDI Big Boss Blue Overhaul Kit for CAT C15 | 3406E

The Ultimate All-in-One Engine Overhaul Kit

Introducing the PDI Blue Overhaul Kit—our top-of-the-line complete engine rebuild package designed to outperform and deliver higher value than other Platinum and Elite kits. Built for durability, performance, and value, this all-inclusive kit brings together every major component needed to restore your CAT engine to factory condition—plus the legendary quality and innovation you expect from Performance Diesel Inc.

What’s Included

• Complete In-Frame Overhaul Kit (liners, pistons, rings, bearings, gaskets, and seals)
• PDI Stage 1 Cylinder Head—assembled and ready for installation
• Head Bolt Set for secure clamping and long-term reliability
• Premium Oil Pump to maintain superior lubrication and pressure
• Premium Water Pump engineered for consistent cooling performance
• Matched Injector Set - precision calibrated for balanced fuel delivery
• PDI Connecting Rod Set - forged and machined for strength and balance
• PDI Oil Cooler Assembly (exclusive to PDI Blue Kit!)

Why Choose the PDI Blue Kit

• All-Inclusive – Every major component in one package, tested and ready to install
• Engineered by PDI – Designed with proven upgrades such as piston design, DLC treatment for critical wear components, precision fueling injectors, and premium cooling products. 
• Save Big Money – Get a complete rebuild solution at one discounted price
• Backed by Experts – Each component carries the same commitment to quality that drives the PDI brand

Fitment

• Models: Caterpillar C15 and 3406E
• Years: 1995–2003

Performance You Can Count On

The PDI Blue Overhaul Kit delivers unmatched reliability and value. By combining all major wear components with upgraded PDI parts, you’ll save time, reduce downtime, and maximize the performance and lifespan of your CAT engine.