Audi S4 (B6)
Showing 121-144 of 229 listings
2004 Audi S4 - Quattro Sedan 4D
Colorado Springs, CO
2005 Audi S4 - Quattro Sedan 4D
Lansing, MI
2004 Audi S4
Jamaica, NY
2005 Audi S4 - Quattro Sedan 4D
Hood River, OR
2004 Audi S4 - Quattro Sedan 4D
Easton, PA
2005 Audi S4 - Quattro Sedan 4D
Flower Mound, TX
2004 Audi S4 (2005.5) - Quattro Sedan 4D
Sheboygan, WI
2003 Audi S4 - 2.7T Sedan 4D
Nazareth, PA
2005 Audi S4 Quattro Sedan 4D
Bensalem, PA
2005 Audi S4 (2005.5) - Quattro Sedan 4D
Coxsackie, NY
2005 Audi S4 - Premium Sedan 4D
New Haven, CT
2005 Audi S4
Opelika, AL
2003 Audi S4 - 2.7T Sedan 4D
Nazareth, PA
2004 Audi s4 quattro cabriolet
Pompano Beach, FL
2004 Audi S4 - Quattro Sedan 4D
Oswego, IL
2005 Audi S4 (2005.5) - Quattro Sedan 4D
Columbia, CT
2005 Audi S4 (2005.5) - Quattro Sedan 4D
Tucson, AZ
2004 Audi S4 - Quattro Premium Plus Sedan 4D
Columbia, NJ
2004 Audi S4
Yakima, WA
2004 Audi S4 - Sedan
Loveland, CO
2004 Audi S4 - Quattro Sedan 4D
Keene, NH
2003 Audi parts B6 S4 C7 A6 C7.5 A6
Jamaica, NY
2004 Audi S4
Jamaica, NY
2004 Audi S4 - Quattro Sedan 4D
Moreno Valley, CA
Audi S4 (B6) Market Overview
Built by Audi from 2003-2005, the Audi S4 (B6) is tracked across 229 active listings from 8 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 May 2026, the median asking price for a Audi S4 (B6) is $6,500, with an average of $8,522. The middle 50% of listings (25th to 75th percentile) are priced between $4,000 and $10,000. The median mileage across active listings is 123,000 miles. Listings spend an average of 287 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: WA (25), CA (24), NY (18), FL (17), PA (15). Listings are sourced from Facebook Marketplace (173), CarGurus (21), AutoTrader (13), Cars.com (11), Classic.com (5), TrueCar (2).
Audi S4 (B6) by Model Year
The most commonly listed model year is 2004 with 116 listings. Year breakdown: 2004 (116 listings), 2005 (101 listings), 2003 (4 listings).
Audi S4 (B6) Sales History
CarSearch.Pro tracks 154 historical Audi S4 (B6) sales from auction houses and dealer records. In 2026-Q2, the median sale price was $11,000 across 3 sales, down 21.4% from 2026-Q1 ($14,000).
| Quarter | Sales | Median Price | Average Price |
|---|---|---|---|
| 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 |
| 2026-Q2 | 3 | $11,000 | $9,500 |