DA4

DA4 may refer to:

• DA postcode area (Dartford postcode area), a group of postal codes in England
• 3/15 DA-4, a BMW car model
• DA4, a model of Honda Integra
• DA4, a Eurofighter Typhoon variant
• DA4, an engine used in the locomotive British Rail 11104
• DA4, a module code for the Dungeons & Dungeons adventure The Duchy of Ten
• Dragon Age: The Veilguard, a 2024 video game