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OEM Cross Reference 4088665
Each Stage 1 Cylinder Head is built with all Inconel valves
Available for: 1999-2002 Non-Egr ISX Cummins Engines
Available for: 2010 - 2024 Cummins ISX15 & X15 Engines
Up to 100 degree cooler EGTs
PDI Big Boss™ Cryo‑Treated CAT C13 Head Bolt Kit 2463132 OEM Cross Reference 4088665Available for: CAT C13 Engines Key Benefits Maximum clamping force Superior fatigue resistance Thermal Stability Corrosion Protection Ready to Install Kit Warranty: 1 Year Unlimited Mile Warranty Upgrade cylinderhead integrity and lock in longterm performance with PDIs premium cryogenictreated head bolt kit. Engineered for heavyduty powerhouses that run harder and longer, every bolt is precisionmachined, deepfrozen to 300 F, and slowly tempered back
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