The Department of Homeland Security, specifically the U.S. Coast Guard, is seeking quotations for the procurement of 14 heat exchanger assemblies used on the main diesel generator engine of the 87' WPB. These assemblies, manufactured by MAN Truck & Bus AG, must meet stringent packaging and marking requirements to ensure compliance with U.S. Coast Guard standards, including adherence to MIL-STD-2073-1E and ASTM-D-3951 for preservation and packaging. Interested vendors must submit their proposals by December 12, 2025, at 10:00 AM EST, and are encouraged to contact Yvette Johnson at Yvette.R.Johnson@uscg.mil for any inquiries regarding the solicitation process.