Answer
Oct 21, 2025 - 08:17 AM
The Industrial Injection S400 Single Turbo Kit for the 2007.5-2012 6.7 Cummins uses a downpipe designed for the S400 turbo setup with a full Marmon 4.2-inch flange at the turbo outlet.
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Oct 21, 2025 - 08:17 AM