Lower vehicle EGT’s, increased performance, and improved throttle response can all be yours with S&B Filters heater blocks. These spacers improve airflow after the intercooler by over 50 percent resulting in denser air for improved fuel economy and increased power. Their CNC construction ensures strength and excellent fitment. These heater blocks are easy to install, so they can be taken out during the winter months when the grid heater is needed. Increase power, fuel economy, and performance with S&B Filters heater blocks.