2021 Audi A6 Premium Plus 55 TFSI quattro
$1,387 more than this car
- 33,474 mi
- AWD
- Automatic
- Car
Ernie Patti Auto Sales · Fenton, MO · 8 mi away
47,740 miles · car · Price dropped $500

This 2021 Audi A6 3.0T Premium Plus quattro delivers sophisticated performance with its 335-horsepower turbocharged V6 engine paired with a 7-speed automatic transmission and all-wheel-drive capability. With just under 48,000 miles, this gray Pearl Effect sedan offers excellent low mileage with impressive efficiency of 22 city and 29 highway mpg. Finished in striking Daytona Gray Pearl Effect with the Black Optic Sport Package, this A6 commands attention while maintaining understated elegance. – Bang & Olufsen 3D Premium Sound System – MMI Navigation Plus w/MMI Touch Response – Audi Virtual Cockpit with smartphone integration (Apple CarPlay/Android Auto) – Matrix-Design LED Headlights with High Beam Assist – Top View Camera System with Virtual 360 View – Audi Adaptive Cruise Assist and Active Lane Assist with Emergency Assist – Heated leather front seats with memory function – Sport Suspension with 20mm drop and 19 bi-color wheels – Power moonroof and Audi Guard Wheel Lock Kit – Premium Plus Package with genuine wood interior accents The Premium Plus Package elevates the cabin experience with genuine wood dashboard, console, and door panel inserts paired with leather seating surfaces and contrast stitching throughout. Comprehensive safety technology includes Audi Side Assist with Pre Sense Rear, dual-zone climate control, and a full suite of airbags. The responsive steering system and sport suspension deliver confident handling, while dual front zone air conditioning and rear air conditioning ensure comfort for all passengers. This A6 represents an exceptional opportunity to own a premium European sedan with meticulous attention to detail and advanced technology. Visit us today to experience the refined driving dynamics and luxury appointments this Audi delivers. Schedule your test drive now. Webster Groves, Kirkwood, Sunset Hills, Sappington, Mehlville, St. Louis City, East St. Louis, Belleville, Cahokia Heights, Fenton, Chesterfield, Ballwin, Wildwood, Clayton, Creve Coeur, Maryland Heights, Florissant, St. Charles, Collinsville, Edwardsville, Fairview Heights,
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
In the typical middle range · 50% of 4 similar listings ask more than this car.
How we calculate market value: comparable cars for sale now plus their last listed prices.
Price tracked by AutosXchange since Nov 6, 2026. 1 price change at this dealership: $29,110 → $28,610 (−$500).
AutosXchange Intel Hub: Price changes for this model in Missouri · This model in the Intel Hub · Market movers in Missouri
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2020–2022 A6 Premium Plus · used · any miles · within 250 miles of St Louis, Missouri. All 4 comparable cars for sale, nearest first. Market value: 6 prices (4 asking now + 2 last listed).
$1,387 more than this car
Ernie Patti Auto Sales · Fenton, MO · 8 mi away
$6,615 less than this car
Q and A Motors · Saint Louis, MO · 11 mi away
$13,410 less than this car
Cars Select · Jackson, TN · 215 mi away
$110 more than this car
Napleton\u0027s Maserati of Indianapolis · Indianapolis, IN · 244 mi away
2021 Audi A6 Premium Plus 55 TFSI quattro33,474 miles · Ernie Patti Auto Sales · Fenton, MO · 8 mi away$29,997$1,387 more than this car
2020 Audi A6 quattro Premium Plus 55 TFSI86,000 miles · Q and A Motors · Saint Louis, MO · 11 mi away$21,995$6,615 less than this car
2020 Audi A6142,433 miles · Cars Select · Jackson, TN · 215 mi away$15,200$13,410 less than this car
2022 Audi A6 Sedan Premium Plus28,705 miles · Napleton\u0027s Maserati of Indianapolis · Indianapolis, IN · 244 mi away$28,720$110 more than this carAll Audi models, all years and trims. Nearest first.
Bommarito South County · St Louis, MO · 0 mi away
South County Auto Plaza · St. Louis, MO · 3 mi away
South County Auto Plaza · St. Louis, MO · 3 mi away