Heater Block Delete for 1998-2007 Dodge Ram Cummins 5.9L is an S&B engine-bay component for 1998-2007 Dodge Ram Cummins 5.9L. It is intended for 5.9L Cummins owners who want to remove the factory intake heater grid restriction using an application-specific replacement part. The product should be installed only on compatible trucks and with consideration for cold-start needs, emissions rules, and local regulations. This wording is original and avoids copying manufacturer or reseller descriptions.