Skip to main content
Back to Listings
2018 Porsche 911 GT3 991, photo 1
2018 Porsche 911 GT3 991, photo 2
2018 Porsche 911 GT3 991, photo 3
2018 Porsche 911 GT3 991, photo 4
2018 Porsche 911 GT3 991, photo 5
2018 Porsche 911 GT3 991, photo 6
2018 Porsche 911 GT3 991, photo 7
2018 Porsche 911 GT3 991, photo 8
2018 Porsche 911 GT3 991, photo 9
2018 Porsche 911 GT3 991, photo 10
2018 Porsche 911 GT3 991, photo 11
2018 Porsche 911 GT3 991, photo 12
2018 Porsche 911 GT3 991, photo 13
2018 Porsche 911 GT3 991, photo 14
2018 Porsche 911 GT3 991, photo 15
2018 Porsche 911 GT3 991, photo 16
2018 Porsche 911 GT3 991, photo 17
2018 Porsche 911 GT3 991, photo 18
2018 Porsche 911 GT3 991, photo 19
2018 Porsche 911 GT3 991, photo 20
2018 Porsche 911 GT3 991, photo 21
2018 Porsche 911 GT3 991, photo 22
1 / 22

At a glance

Year
2018
Mileage
13,574 mi
Engine
4.0L H6
Transmission
Automatic
Drivetrain
Rear-wheel Drive
Body
Coupe
VIN
WP0AC2A99JS175440

About this car

The 2018 Porsche 911 GT3 delivers the signature precision and performance expected from Porsche's flagship track-focused coupe. Powered by a 4.0L H6 engine paired with an automatic transmission, this rear-wheel-drive model offers a balanced powertrain designed for both road and circuit use.

With 13,122 miles on the odometer, the GT3 maintains its coupe body style and two-door configuration, emphasizing lightweight construction and driver engagement. The overall dimensions measure 180 inches in length, 79.8 inches in width, and 51 inches in height, contributing to its aerodynamic profile and planted stance.

Fuel economy ratings stand at 17 city and 24 highway miles per gallon when running on premium unleaded fuel, reflecting the efficiency of its six-cylinder engine layout.

4.0L H6 Engine
Automatic Transmission
Rear-Wheel Drive
Coupe Body
2 Doors
2 Standard Seats
Premium Unleaded Fuel
13,122 Miles

Price vs. market

Strong Value $75,005 (34%) below the median of 128 comparable listings.

This car
$144,990
Median asking
$219,995
Comparables
128 · 2016–2018
Median mileage
14,735 mi (this car 13,574)

Compared with other active listings of the same model (model years ±2) on Exotics Group. These are dealers' asking prices, not sale prices, and condition, options, mileage and history are not adjusted for.

About the Porsche 911 GT3 991

Production
2011–2019
Cylinders
6
Powertrain
Combustion
Body
Coupe

The Porsche 911 GT3 (991 generation) was produced between 2013 and 2019, marking a significant evolution in Porsche’s high-performance lineup. Approximately 10,000 units of the 991 GT3 were manufactured across its variants, including the standard GT3, GT3 RS, and limited editions, making it relatively rare compared to base 911 models. It is powered by a naturally aspirated 3.8-liter flat-six engine in early models, upgraded to a 4.0-liter in later versions (2017-2019), delivering between 475 and 520 horsepower depending on the variant. Performance highlights include a 0-60 mph time of around 3.0-3.5 seconds and a top speed exceeding 195 mph, with the GT3 RS achieving track-focused aerodynamics and handling.

For exotic car collectors, the 991 GT3 holds appeal due to its rarity, especially in manual transmission configurations offered in later years (991.2), and special editions like the GT3 Touring Package, which prioritizes understated styling. Historical significance lies in its return to a purist driving experience, with Porsche responding to enthusiast demand for manuals. Value trends show steady appreciation, particularly for low-mileage examples and RS variants, often fetching premiums in the $150,000-$250,000 range at auctions as of recent market data.

Mileage history

13,574 mi Oct 29, 2026
13,122 mi Sep 3, 2026

From the Journal

Maybe you’d also be interested in

$144,990 Strong Value

Your location

Enter your ZIP code to see sponsors from your area. It's saved in a cookie on this device only.