The U.S. Coast Guard is seeking quotes for a firm fixed price purchase order to supply 20 exhaust risers for a Yanmar 6LP engine, including foil insulation blankets, with delivery and performance at the U.S. Coast Guard Yard in Curtis Bay, MD. Quotes must be submitted by email and received no later than 12:00 PM Eastern on June 19, 2026. The award will be based on best value, considering technical requirements, deadlines, and price, with past performance reviewed only for responsibility. No down payments or advanced payments will be made; payment will be via Government Purchase Order (Net 30) through the IPP invoicing system. No specific budget amount is mentioned in the description.