PDI | Performance Diesel Inc.
PDI Big Boss Inframe Kit | Cummins X15
PDI Big Boss Inframe Kit | Cummins X15
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PDI Big Boss Inframe Kit for Cummins X15 Diesel Engines
The PDI Big Boss Inframe Kit for Cummins X15 engines is a premium heavy-duty engine overhaul kit designed to restore performance, reliability, and durability without removing the engine from the chassis. Engineered for commercial fleets, owner-operators, and professional diesel repair shops, this complete inframe kit includes the critical components needed for a quality overhaul using premium replacement parts.
PDI Big Boss kits are built for today's demanding heavy-duty diesel applications and are available for multiple Cummins X15 engine configurations. Because Cummins produced numerous variations of the X15, including different CPLs, emissions packages, and horsepower ratings, proper engine identification is required before ordering to ensure the correct components are supplied.
Whether you're rebuilding an engine after high mileage, excessive oil consumption, or internal engine failure, the PDI Big Boss Inframe Kit provides the quality components professional engine builders trust to maximize engine life and reliability.
Kit Features
- Premium heavy-duty inframe overhaul kit
- Designed specifically for Cummins X15 diesel engines
- Available for multiple engine serial number ranges and CPL configurations
- High-quality components engineered for long service life
- Ideal for fleets, owner-operators, and engine rebuild facilities
- OEM-quality fit and performance
- Designed for professional engine rebuilding
Typical Kit Contents
Contents may vary depending on engine serial number and selected kit.
- Pistons
- Piston Rings
- Cylinder Liners
- Piston Pins
- Pin Retainers
- Rod Bearings
- Main Bearings
- Thrust Washers
- Upper & Lower Gasket Set
- Connecting Rod Bushings (when applicable)
- Additional overhaul components based on engine configuration
Applications
- Cummins X15 Performance Series
- Cummins X15 Efficiency Series
- On-Highway Class 8 Trucks
- Commercial Fleets
- Owner-Operators
- Vocational Truck Applications
Important Fitment Information
This inframe kit is available in multiple configurations. To ensure you receive the correct parts, we must verify your engine before shipment.
Please provide one of the following:
- ✔ Engine Serial Number (ESN) (Preferred)
- ✔ Vehicle VIN
- ✔ CPL Number (if available)
Our diesel parts specialists will verify the correct kit before your order ships to ensure proper fitment.
Performance Benefits
- ✔ Restores engine performance
- ✔ Reduces oil consumption
- ✔ Restores compression
- ✔ Extends engine service life
- ✔ Premium-quality overhaul components
- ✔ Trusted by professional diesel engine builders
Why Choose a PDI Big Boss Inframe Kit?
PDI Big Boss engine kits are built for heavy-duty diesel applications where reliability matters. Every kit is engineered to provide professional-grade performance and long service life while helping reduce downtime for commercial trucks. By verifying your Engine Serial Number before shipment, Performance Diesel Group ensures you receive the correct kit for your specific Cummins X15 engine.
🔧 Complete Your Engine Rebuild
Finish your overhaul with premium replacement components and maintenance products.
- ✔ Head Gasket Sets
- ✔ Oil Pumps
- ✔ Water Pumps
- ✔ Rod & Main Bearing Sets
- ✔ Engine Assembly Grease
- ✔ RTV Silicone & Gasket Sealants
- ✔ Oil, Fuel & Air Filters
- ✔ Heavy-Duty Diesel Engine Oil
🚛 Frequently Purchased Together
- ✔ Head Bolt Kits
- ✔ Oil Pump
- ✔ Water Pump
- ✔ Thermostats
- ✔ Engine Assembly Grease
- ✔ Break-In Oil
Complete your Cummins X15 rebuild with premium engine components, lubricants, and maintenance products trusted by professional diesel technicians.
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