CSF 18-24 Jeep Wrangler 3.6L V6 Heavy Duty 2-Row RadiatorAn upgraded radiator helps eliminate the concern of overheating. These advanced designs feature larger 2 Row, 42mm aluminum cores which increase the fluid capacity of the radiators, and greatly improves heat dissipation. CSF's Exclusive B Tube Technology increases the heat transfer by approximately 15% over regular oval welded tubes. In addition, the ultra efficient multi louvered fins maximize airflow through the core for the best possible