1998-2007 Cummins S&B Heater Block Delete (76-1005)
1998-2007 Cummins S&B Heater Block Delete (76-1005)
For those living in warm climates where cold starts are not an issue, the OE heater grid can be replaced with S&B’s Heater Block Delete, which will provide a 30.91% improvement in airflow. S&B's Heater Block Delete is CNC Machined from 6061 – T6 Aluminum and is built for extreme performance. Because of its simple, trouble-free installation, it's easy to switch back to your stock heater grid, for engines starting during the cold winter months.
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