Used Aston Martin DB9 with Manual transmission for Sale “Quick test drive Aston DB9 ” The Aston DB9 - with nearly 500 (angry) BHP thumping out of a stonking 6L V12 this car is a full on experience. The handling is lively to say the least, the engine sounds absolutely amazing and it is a truly rapid car, very stable at high speed. Aston Martin DB9 Workshop & Owners Manual - Car Repair Manuals Aston Martin DB9. The Aston Martin DB9 was launched to acclaim in 2003 at the Frankfurt Motor Show with a Volante following in 2004, DB9 was the first car to be produced at Aston Martin's new Gaydon Headquarters. Powered by a V12 engine, the 'DB' name skipped '8' to avoid the perception that the car incorporated a V8 engine.