S4 Avant TDI B9
The Audi S4 Avant TDI B9 features turbocharged 3.0-liter V6 TDI diesel engine producing 347 horsepower (255 kW) at 3850 RPM with 516 pound-feet (700 Newton-meters) torque from 2500-3100 RPM through eight-speed automatic transmission and quattro all-wheel-drive achieving 4.9-second 0-62 mph acceleration and 155-mph (250-kilometer-per-hour) electronically-limited top speed representing first diesel-powered S4 Avant in model history featuring electric powered compressor providing strong off-line performance with mild-hybrid 48-volt system enhancing efficiency plus sophisticated quattro all-wheel-drive system and sport differential delivering premium performance wagon dynamics with practical estate versatility and distinctive S-model styling including quad exhaust outlets and aggressive body kit establishing unique diesel performance specification with advanced emission controls and comprehensive electronic management.
S4 Avant TDI B9 launched 2019 represents Audi revolutionary diesel performance wagon establishing first S4 variant powered by compression-ignition engine competing against BMW M340d Touring and Mercedes-AMG C43 Estate establishing unique diesel performance positioning with massive torque delivery and refined operation produced for European markets establishing distinctive S4 variant alongside traditional gasoline TFSI versions continuing Audi performance wagon tradition with sophisticated MLB Evo platform architecture and comprehensive technology integration representing significant departure from traditional gasoline S4 formula with diesel powertrain offering strong efficiency and exceptional torque characteristics establishing niche performance wagon segment with practical cargo capacity and premium interior quality representing modern Audi performance diversity with advanced mild-hybrid technology and sophisticated all-wheel-drive dynamics establishing unique market positioning for diesel performance enthusiasts.