Audi S4 (B6)
Showing 49-72 of 147 listings
2005 Audi S4
Greenwood Village, CO
2005 Audi S4
San Mateo, CA
2005 Audi S4 QUATTRO CABRIOLET
Peabody, MA
2004 Audi S4 - Quattro Sedan 4D
Fort Lauderdale, FL
2005 Audi S4 QUATTRO CABRIOLET
Peabody, MA
2005 Audi S4 (2005.5) - Avant Quattro Wagon 4D
Keyport, NJ
2005 Audi S4 Custom Supercharge
Fort Lauderdale, FL
2004 Audi S4 - S4 Quattro Special Edition
Atlanta, GA
2005 Audi s4 Supercharger
Fort Lauderdale, FL
2004 Audi S4
Snellville, GA
2005 Audi S4 - Quattro Special Edition Sedan 4D
Fort Lauderdale, FL
2005 Audi S4 - Quattro Sedan 4D
Everett, WA
2005 Audi S4 8H
Fort Lauderdale, FL
2005 Audi S4 - Quattro Cabriolet 2D
Peabody, MA
2004 Audi S4 - Quattro Special Edition Sedan 4D
Castle Rock, CO
2004 Audi S4 - Quattro Sedan 4D
Loganville, GA
2004 Audi S4
Woburn, MA
2004 Audi S4 - Quattro Premium Plus Sedan 4D
Niles, IL
2004 Audi S4 - Quattro Sedan 4D
Fort Lauderdale, FL
2003 Audi S4 - Quattro Sedan 4D
Lakewood, CO
2003 Audi parts B6 S4 C7 A6 C7.5 A6
Jamaica, NY
2004 Audi S4 - Quattro Premium Plus Sedan 4D
Niles, IL
2004 Audi S4 - Quattro Special Edition Sedan 4D
Staten Island, NY
2004 Audi S4 quattro Cabriolet AWD
Nixa, MO
Audi S4 (B6) Market Overview
Built by Audi from 2003-2005, the Audi S4 (B6) is tracked across 147 active listings from 12 marketplaces including eBay Motors, Bring a Trailer, Cars & Bids, AutoTrader, CarGurus, Cars.com, and Facebook Marketplace. Each listing is analyzed by AI for quality, value, and condition.
Audi S4 (B6) Pricing Data
As of April 2026, the median asking price for a Audi S4 (B6) is $7,995, with an average of $9,010. The middle 50% of listings (25th to 75th percentile) are priced between $5,884 and $10,995. The median mileage across active listings is 112,246 miles. Listings spend an average of 243 days on market before selling or being removed.
Where to Find a Audi S4 (B6)
The highest concentration of Audi S4 (B6) listings by state: FL (19), CA (17), WA (16), CO (14), GA (9). Listings are sourced from Facebook Marketplace (67), eBay Motors (19), CarGurus (19), Cars.com (12), TrueCar (12), AutoTrader (7).
Audi S4 (B6) by Model Year
The most commonly listed model year is 2004 with 66 listings. Year breakdown: 2004 (66 listings), 2005 (65 listings), 2003 (3 listings).
Audi S4 (B6) Sales History
CarSearch.Pro tracks 151 historical Audi S4 (B6) sales from auction houses and dealer records. In 2026-Q1, the median sale price was $14,000 across 7 sales, up 30.2% from 2025-Q4 ($10,750).
| Quarter | Sales | Median Price | Average Price |
|---|---|---|---|
| 2024-Q4 | 5 | $8,000 | $13,600 |
| 2025-Q1 | 9 | $18,250 | $17,968 |
| 2025-Q2 | 6 | $13,250 | $11,665 |
| 2025-Q3 | 12 | $19,888 | $17,875 |
| 2025-Q4 | 21 | $10,750 | $13,836 |
| 2026-Q1 | 7 | $14,000 | $15,371 |