High Performance Engine Kit | Cummins X15 Application Packed with 150mm APR Liners

High Performance PAI Cummins ISX15 Inframe Rebuild Kit — ISX122-113HP
Includes Piston Kit 5405828 | Compatible with CPL 4343

Restore power, efficiency, and long-term durability with this high-performance inframe rebuild kit from PAI Industries, engineered specifically for Cummins ISX15 applications in demanding, heavy-duty environments.

This complete overhaul solution includes Piston Kit 5405828 along with essential components required to perform an in-chassis rebuild, helping you reduce downtime, control rebuild costs, and return your engine to peak operating condition.

Designed for precision fitment and maximum performance, PAI components are manufactured to meet or exceed OEM specifications, ensuring reliable operation under high-load and severe-duty conditions.

Why Choose This High Performance Kit?

1. Enhanced Engine Performance
Built to restore horsepower, torque, compression, and fuel efficiency, while reducing blow-by and oil consumption.

2. In-Frame Efficiency
Perform a complete rebuild without removing the engine, saving labor time and operational downtime.

3. Heavy-Duty Durability
Engineered for high-performance and long service life, ideal for fleets, owner-operators, and demanding applications.

Why Choose PAI Industries?

✔ 75+ Years of Industry Experience
A globally trusted manufacturer of heavy-duty diesel engine components.

✔ Proven Reliability
Designed for long-lasting performance in commercial trucking and severe-duty operations.

✔ OEM-Level Quality Standards
Manufactured with strict quality control to ensure fit, function, and durability comparable to OEM.

✔ Comprehensive Product Line
Covers a wide range of heavy-duty diesel engine applications.

✔ Global Distribution & Support
Reliable availability and support when and where you need it.