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We Know Diesel Trucks & Equipment
NEW Cummins ISB Aftercooler | 3919805, 3903387, 3910281 | Cummins 4BT / NT855 / ISB / 5.9 / 6.7
Description
New Cummins B-Series Aftercooler for 4BT / NT855 / ISB / 5.9 / 6.7 engines. These Aftercoolers are manufactured from the highest quality components to provide the best aftermarket OE replacement available for the Cummins B-Series / 855 engines. Each aftercooler is built using a heavy-duty design with industry-leading testing methods to maximize airflow and heat dissipation. Featuring a 100% tig welded construction with an OEM-style tube/fin core that matches or exceeds the performance of your original aftercooler. Designed to be a true drop-in fit that doesn't require any modifications to install, this aftercooler will work with all OEM components including hoses, brackets, and mounting points. This carries a one year warranty.
Features:
- Meets or exceeds strict OE manufacturing requirements.
- Industry-leading heavy-duty design.
- All-aluminum unit assembly including end tanks.
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