The term 'QUATTRO MANUFACTURER' is solved by the four-letter word 'AUDI'. AUDI is a German automobile manufacturer that produces luxury vehicles. It is a subsidiary of Volkswagen Group and has its roots in the early 20th century. AUDI is known for its quattro all-wheel drive system, which was first introduced in 1980. This system provides superior traction and handling in all weather conditions, making it a popular choice among drivers.