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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Available for: Cummins ISX15/X15 Model Year 2010-2019
Simply plug it into your diagnostics port and follow the simple instructions to have the results of tuning with the press of a button
Make sure to spray the product generously into the nooks of your wheels
Most PDI Big Boss Items ship within 1-2 business days
Each PDI remanufactured product is thoroughly tested to verify conformance to specifications
Big Boss Performance Radiator | Peterbilt 379 mbn Available for: Cummins ISX15/X15 ModelBig Boss performance radiators for Peterbilt 379 models feature a dimpled tube design to allow coolant more time to cool properly for more demanding applications. When combined with higher fin count and more efficient cores, PDI radiators increase cooling capacity 15 20% over OEM. Size and Fitment is direct replacement for simple installation. Call for availability.
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