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2018 Porsche 911 GT3 991, photo 1
2018 Porsche 911 GT3 991, photo 2
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At a glance

Year
2018
Engine
4.0L H6
Transmission
Automatic
Drivetrain
Rear-wheel Drive
Body
Coupe
VIN
WP0AC2A91JS174685

About this car

The 2018 Porsche 911 GT3 is fitted with a 4.0L H6 engine, automatic transmission and rear-wheel drive. The coupe body carries overall dimensions of 179.6 inches long, 72.9 inches wide and 50 inches tall.

Standard seating is provided for two. The powertrain is a combustion unit running on premium unleaded fuel, with EPA estimates of 15 mpg city and 20 mpg highway.

4.0L H6 engine
Automatic transmission
Rear-wheel drive
Coupe body

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.

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