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AutosXchange Intel · VIN history

VIN WA18NAF44JA172137 · 2018 Audi A4

Every dealer listing of this VIN tracked by AutosXchange since 2026-11-05: where it was listed, for how much, and when it left the market. Listed for sale now.

2018 Audi A4 photo
Photo of this car
At the car? Scan the barcode on the driver's door jamb or windshield sticker.
1dealer listing1state2price changesFor salestatus

What this means for you: For sale now at Boulder Cars for $24,995. Its car page compares that price with similar cars.

Still for sale at Boulder Cars · $24,995View active listing
VIN decoded

2018 Audi A4 allroad Premuim Plus

Factory details for VIN WA18NAF44JA172137 from NHTSA's vehicle database (the manufacturer's own data). The VIN check digit is valid.

Year2018
MakeAudi
ModelA4 allroad
TrimPremuim Plus
BodyCrossover Utility Vehicle
Doors4
Engine2L 4-cylinder
FuelGasoline
TransmissionAutomatic
Built inIngolstadt, Germany

3 NHTSA recalls for the 2018 Audi A4 allroad (all VINs of this model year). Check whether this exact car still has an open recall: NHTSA recall check for this VIN →

  • Air Bags:Frontal:Passenger Side:Inflator Module (18V836000): Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2018 Audi A5 Sportback and 2017-2018 Audi A4 Allroad vehicles. A passenger air bag module mounting screw may not have been sufficiently tightened, poss…
  • Structure:Body:Door:Hinge And Attachments (17V675000): Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2017-2018 Audi A4 Sedan and A4 allroad, and 2018 A5 Sportback vehicles. The aluminum trim on the front and rear doors can come loose from around the do…
  • Air Bags:Frontal:Passenger Side:Inflator Module (19V547000): Volkswagen Group of America, Inc. (Audi) is recalling certain 2018-2019 Audi RS5 Sportback, 2018 S5 Cabriolet, S5 Sportback, S5 Coupe, S4 Sedan, A5 Cabriolet, A5 Sportback, A5 Coupe, and 2017-2018 A4 Sedan and A4 Allroad…

Decoded data is what the manufacturer reported for this VIN pattern; options and condition of the actual car can differ. Accident and title history are not part of a VIN decode.

Timeline

Dealer listings of this VIN

DealerAddedRemovedFirst listed priceLast listed pricePrice changesOutcome
Boulder CarsBoulder, CONov 5Still listed$24,995$24,995current asking2For saleView listing
Prices

Asking-price changes

DateFromToChange
Nov 10$24,995$22,995−$2,000
Nov 11$22,995$24,995+$2,000

2018 Audi A4: market value

Market value of this car
$16,400
based on 9 comparable cars · same 2018 A4 Premuim Plus · used · nationwide
High price · $8,595 above market

2018 Audi A4 Premuim Plus: nationwide prices

Nationwide, last 30 days
Last listed (listings removed): No last listed prices yetFor sale now (asking): $16,644 · based on 10 cars for sale now
based on 7 days of tracking since Nov 5, 2026

Nationwide median, last listed and asking prices per day

  • Nationwide median $16,644
  • Last listed (listings removed) —
  • For sale now (asking) $16,644
2018 Audi A4 Premuim Plus: nationwide median, last listed median and current asking median per day (30-day window)Nov 10: nationwide median $16,939, last listed —, asking $16,939; Nov 11: nationwide median $16,644, last listed —, asking $16,644; Nov 12: nationwide median $16,644, last listed —, asking $16,644$16.25k$16.5k$16.75k$17k$17.25kNov 10Nov 11Nov 12Nov 10: nationwide median $16,939, last listed median —, current asking median $16,939Nov 11: nationwide median $16,644, last listed median —, current asking median $16,644Nov 12: nationwide median $16,644, last listed median —, current asking median $16,644

The market value of this car, at the top, is based on its comparable cars (same 2018 A4 Premuim Plus · used · nationwide). This chart covers every 2018 Audi A4 Premuim Plus listed across the U.S., so its figures can differ. Last listed price is the final advertised price of a listing before it was removed from sale, like a stock's last traded price. Nationwide median is the middle price of the last listed prices (listings removed in the window) and the current asking prices together.

This trim for sale now, by area

AreaCarsMedian asking priceTypical range
Nationwide9$16,400$13,999 – $19,081
AutosXchange Intel

Market for this car: 2018 Audi A4 Premuim Plus

Quick numbers for every 2018 Audi A4 Premuim Plus we track. Pick an area and a period; open the full comparison for more.

Showing Colorado. Tracking began Nov 5, 2026, so 30- and 90-day views cover the days since then.

0price cuts
1price increasesmedian $2,000
0removed (often sold)
0newly listed

Colorado, 2026-11-05 to 2026-11-12. Asking prices, not sale prices; a removed listing is often, but not always, a sale.

See every 2018 Audi A4 Premuim Plus for sale

Open the full comparison →

Method

About this history

Asking prices advertised by dealers, as tracked by AutosXchange; not final sale prices. "Listing removed" means the listing ended and the VIN has not been advertised by any dealer on AutosXchange since; "Moved" means it appeared at another dealer within 45 days. History begins 2026-11-05.

FAQ

Questions

Where was VIN WA18NAF44JA172137 listed for sale?

Boulder Cars in Boulder, CO from 2026-11-05 (still listed) at $24,995.

Source: AutosXchange Intel Hub, autos-xchange.com/market, 2026-11-12. AutosXchange Intel Hub · Methodology