In the mid-twenties they sold quite well, offering a better 20hp engine. There were a lot of AGA taxi cabs in Berlin. The last AGA was the AGA-SPEZIAL proudly presented at the International Automobil exhibition in Berlin in 1928 but it was never produced and AGA closed production the same year.

AGA Spezial emblem. (source: Radiator Emblem Collection)
AGA Spezial emblem. (source: Radiator Emblem Collection)
1921 AGA 2 Sitzer 6-20hp brochure.
1921 AGA 2 Sitzer 6-20hp brochure.
AGA emblems. (source: Radiator Emblem Collection & AGA Museum)
AGA emblems. (source: Radiator Emblem Collection & AGA Museum)
1924 AGA ad. (source: AGA Museum)
1924 AGA ad. (source: AGA Museum)
1921 AGA 6/20 PS.
1921 AGA 6/20 PS.