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Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
our Big Boss Connecting Rods are designed to withstand the toughest conditions
DPF Regen and Restriction Tests*
PDI Big Boss Cummins ISX Stage 2 Cylinder heads are meticulously designed to surpass the most demanding expectations
Stainless Steel Fire-Ring
PDI Big Boss Performance Tuner | Cummins X15 EPA24 Turbo our Big Boss Connecting RodsAvailable for: Cummins X15 2024 2026 Key Benefits: Industry Leading Horsepower and Torque Increase Fuel Mileage Improvement Striking Gauge and Monitoring Options Diagnostic Fault Code Troubleshooting DPF Regen and Restriction Tests* Stay Up to Date over Wifi PRESALE! Coming August 2026 Order Now and SAVE 200$! The BIG BOSS Performance Tuner brings all the benefits of tuning without all the hassle. Simply plug it into your diagnostics port and follow
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