This is a Request for Quote (RFQ) for a PXI System Upgrade, set aside 100% for small businesses under NAICS code 334118. The period of performance will be from the date of award through 30 days after receipt of order (DARO). Quotes will be evaluated on a Lowest Price Technically Acceptable (LTPA) basis, focusing on price and technical acceptability. The government intends to award without discussions, and quotes must be submitted via email with specific contractor information included. Only vendors who are authorized by the manufacturer are invited to submit a written quote.