2018 Porsche 911 GT3

Listed by an independent dealer in Zionsville, IN · On lot for 19 days · VIN verifiable at NHTSA

This used 2018 Porsche 911 GT3 is listed at an unlisted price by graham rahal performance in Zionsville, IN 46077. It has 6,361 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Gray. It features a RWD drivetrain with a 4.0L H6 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on 12 comparable listings matched to this vehicle, the estimated market range is $205,250 to $209,990. These comparisons match year, make, and model and may currently span trims and configurations (trim-level matching is rolling out).

This vehicle has been on the lot for 19 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

Market context

This listing is part of OAV's broader Zionsville, IN coupes market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

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How this deal is rated

OAV compares this 2018 Porsche 911 against similar vehicles currently available in the local and regional market — same make, model, and year range (currently across available trims and configurations; trim-level matching is rolling out), filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:

• Great Deal — priced below the typical range for comparable vehicles.
• Fair Price — priced within the expected range for comparable vehicles.
• Overpriced — priced above the typical range for comparable vehicles.

Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.

How this listing is verified

This vehicle listing was aggregated from an independent dealer in Zionsville, IN, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WP0AC2A92JS176848 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.

Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2018 Porsche 911 Market in IN

Based on all 16 2016-2020 Porsche 911 listings in the IN market, the average asking price is $192,894. Comparable prices in IN range from $82,231 to $1,099,995. Similar vehicles spend an average of 69 days on dealer lots in this market.

Similar Porsche 911 Listings in IN

8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: GT3 — compare trims below)