Cummins X15 Inframe Kit 16:1 Low Compression – APR Steel Liners – Fits CPL 4342 / 4343

Upgrade your engine performance and durability with the IPD Cummins X15 16:1 Low Compression Inframe Rebuild Kit, featuring heavy-duty APR steel liners, engineered to convert standard 18:1 compression engines down to 16:1 for improved reliability under demanding conditions.

Fits CPL 4342 / 4343

This low compression conversion is ideal for heavy-duty applications where reducing internal stress, lowering operating temperatures, and extending engine life are critical. By decreasing compression and incorporating steel liners, this kit delivers superior strength, improved heat resistance, and enhanced durability—allowing your engine to run cooler, handle higher loads, and perform consistently over time.

Why Choose IPD?

✔ Proven Industry Expertise
IPD brings decades of engineering excellence and innovation, delivering components trusted by rebuilders, fleets, and diesel professionals worldwide.

✔ Premium Manufacturing Quality
Each component is precision-engineered using advanced manufacturing processes. The inclusion of steel liners provides added structural integrity, wear resistance, and extended service life under extreme conditions.

✔ Globally Trusted Brand
Recognized internationally, IPD is known for producing reliable, high-performance diesel engine components that meet the demands of real-world applications.

✔ Worldwide Support & Availability
With a strong global distribution network, IPD ensures fast availability, technical support, and consistent product supply.

Why This Kit Is a Smart Investment

✔ 16:1 Low Compression Conversion – Reduces internal stress compared to standard 18:1 setups
✔ APR Steel Liners for Maximum Durability – Increased strength, heat resistance, and long-term reliability
✔ Runs Cooler & More Efficiently – Ideal for demanding and high-load applications
✔ Extends Engine Life – Less heat and pressure = longer component lifespan
✔ Complete Inframe Solution – Designed for efficient rebuilds with minimal downtime
✔ Meets or Exceeds OEM Specifications – Reliable performance you can trust

**NO WARRANTY OFF HIGHWAY USE ONLY**

"Image may be for illustrative purposes only. The kit contents shown represent the actual parts included."