2018 Porsche 911 GT3

Specifications, live market data, colors, and factory features.

70 for sale right now

$160,108 – $443,439

View Listings

Specifications

500

Horsepower

339

lb-ft Torque

MPG Combined

Seats

$144k

Base MSRP

Performance

Engine: 4.0L flat 6
Horsepower: 500 hp
Torque: 339 lb-ft
Transmission: 7-Speed Automatic
Drivetrain: RWD

Fuel & Efficiency

Fuel: Gasoline
MPG City: 15 mpg
MPG Highway: 20 mpg
MPG Combined: 17 mpg
Fuel Tank: 16.9 gal

Dimensions

Length: 179.6″
Width: 72.9″
Height: 50″
Wheelbase: 96.7″
Curb Weight: 3,153 lbs

Body & Practicality

Body Style: Coupe
Doors: 2
Seating: 2
Base MSRP: $143,600

Colors

Factory colors on 2018 Porsche 911 GT3s for sale now.

Exterior

Black8
Guards Red(red)8
Custom Color(green)5
Racing Yellow(white)4
Chalk(white)4
Lava Orange(orange)3
Miami Blue(blue)3
Carrara White Metallic(white)3
Sapphire Blue Metallic(blue)2
White2

Interior

Black51
Leather/Alcantara® Interior in Black with Platinum Grey Stitching(gray)1
Leather(black)1

Live Market Data

Computed from active 2018 Porsche 911 GT3 listings nationwide, updated continuously.

For sale now70

Median price$229,511

Average price$244,281

Price range$160,108 – $443,439

Median vs. MSRP+$85,911

Avg. days on market94

Avg. mileage15,765 mi

New / Used0 / 70

Price Distribution

Price vs. Mileage

Latest GT3 Listings

The newest 2018 Porsche 911 GT3s on the market.

View all 70 →

Used 2018 Porsche 911

GT3

$249,899

15,765 mi

Est. $3,575/mo*

0 days at this dealer

GreenBlack

Hendrick Porsche

Charlotte, NC

Used 2018 Porsche 911

GT3

$299,995

24,400 mi

Est. $4,289/mo*

3 days at this dealer

Custom ColorBlack

Ryan Friedman Motor Cars

Glen Cove, NY

Used 2018 Porsche 911

GT3

$189,297

28,056 mi

Est. $2,711/mo*

4 days at this dealer

WhiteBlack

Mercedes Benz Porsche Melbourne

Melbourne, FL

Used 2018 Porsche 911

GT3

$225,220

27,388 mi

Est. $3,223/mo*

5 days at this dealer

BlackBlack

CLB Sportscars

Houston, TX

Used 2018 Porsche 911

GT3

$244,991

18,316 mi

Est. $3,505/mo*

WhiteBlack

Used 2018 Porsche 911

GT3

$249,478

5,749 mi

Est. $3,569/mo*

7 days at this dealer

Black

Kearns Motor Car Company

Johnson Creek, WI

Used 2018 Porsche 911

GT3

$227,215

7,149 mi

Est. $3,252/mo*

9 days at this dealer

RedBlack

Porsche Austin

Austin, TX

Used 2018 Porsche 911

GT3

$300,150

2,614 mi

Est. $4,291/mo*

0 days at this dealer

BlueBlack

Grand Prix Motors Inc.

Portland, OR

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Factory Features

Standard equipment from the window sticker, reviewed for accuracy.

Comfort & Convenience

Dual-zone automatic climate control with air filtration
Remote releases for power cargo access
Key fob cargo and window activation
Day/night rearview mirror
Homelink/garage door opener not confirmed as base standard (often optional—omit unless verified)
Auto-dimming mirrors optional (omit)
Heated seats optional (omit)
Front-axle lift system optional (omit)

Driver Assistance

Cruise control
Rearview/back-up camera
Park assist not standard (omit if package-only)

Entertainment

Porsche Communication Management (PCM) with online navigation module and real-time traffic
Mobile phone preparation and Bluetooth wireless phone connectivity
Voice control system
Connect Plus module as standard (LTE telephone module with SIM reader, wireless internet access / Wi-Fi hotspot)
Porsche Car Connect services (car finder, remote vehicle status, remote services)
Porsche Track Precision app as standard (lap timing, data logging, and analysis via smartphone)
Sound Package Plus: 8 speakers, 150 watts total, integral amplifier and digital signal processing
In-dash single CD/MP3/DVD-Audio capability; external memory control; radio data system; internal hard-drive memory
2 LCD monitors in the front
Bose Surround Sound System optional (omit)
Chrono Package optional (omit)

Exterior

Fixed carbon-fiber rear wing with black side blades (raised ~20 mm vs. prior GT3; painted exterior color with carbon supports)
Carbon-fiber rear lid, wing, and wing supports
Lightweight polyurethane front and rear fascias (hollow glass spheres and carbon-fiber elements)
Large cooling air intakes with titanium-colored intake grilles
Lateral air blades at the front
GT3-typical air outlet ahead of the front luggage-compartment lid
Front spoiler lip for front-axle downforce
Black GFRP ram-air scoops on the rear lid
Motorsport-derived underbody paneling with rear diffusor and four fins (~20% more downforce vs. prior GT3; ~340 lb / 155 kg at top speed)
Carrera 4-width body (rear wheel arches ~44 mm / 1.7 in wider than Carrera)
Bi-Xenon headlights with headlight cleaning system (standard; LED headlights optional)
LED daytime running lights, direction indicators, and position lights
Tinted LED taillights
LED brakelights
Auto on/off projector-beam high-intensity headlamps with auto-leveling, washer, and delay-off
Power heated body-colored side mirrors (manual folding)
Body-colored front and rear bumpers; body-colored door handles
Black side window trim and black rear window trim
Variable intermittent windshield wipers with heated jets
Fixed rear window with defroster
Rear fog lamps
Perimeter/approach lights
Galvanized steel/aluminum body panels
Tire mobility kit (no spare tire)

Interior

Two-seat coupe layout (rear seats deleted for weight savings)
Sports Seats Plus as standard: raised side bolsters, mechanical fore/aft adjustment, electric seat-height and backrest adjustment
Seat covers in black leather with black Alcantara centers; stitched “GT3” logos in platinum grey on the headrests
GT sports steering wheel, 360 mm diameter (from 918 Spyder); black Alcantara rim and black spokes; manual tilt/telescoping (~40 mm axial and vertical)
Alcantara/suede headliner and door trim inserts
Aluminum instrument panel, door panel, and console inserts with metal-look accents
Leather/Alcantara seat trim
Alcantara/aluminum gear-selector material
Analog instrument cluster with central tachometer; gauges for speed, oil pressure, oil temperature, oil level, coolant temperature; trip computer; redundant digital speedometer
Outside temperature gauge
Front center armrest
Front cupholder
Driver and passenger illuminated vanity mirrors
Full floor console with covered storage; mini overhead console; rear console storage
Front map lights; fade-to-off interior lighting
Carpet floor covering and carpet floor trim
3 × 12V DC power outlets
Power door locks with autolock; remote keyless entry with integrated key transmitter
Power windows with one-touch up/down
Illuminated locking glove box
Valet function
Power fuel-flap locking

Mechanical & Performance

4.0-liter (3,996 cc) naturally aspirated flat-six engine (based on 911 GT3 Cup race engine)
500 hp at 8,250 rpm
339 lb-ft (460 Nm) of torque at 6,000 rpm
9,000 rpm redline
Gasoline direct injection
Dry-sump lubrication with separate oil tank and seven suction stages
Titanium connecting rods
Rigid valve drive (shim-adjusted rocker arms; no hydraulic valve lash adjusters)
VarioCam variable intake and exhaust camshaft control
13.3:1 compression ratio
Variable intake manifold with two switchable resonance flaps
Standard Sport Exhaust system with central black twin tailpipes
7-speed Porsche Doppelkupplung (PDK) dual-clutch transmission as standard (GT-tuned gearing; top track speed in 7th)
PDK gearshift paddles with short throws; racing shift pattern (pull to upshift, push to downshift)
Paddle Neutral function (pull both paddles to open PDK clutches)
6-speed GT sports manual transmission available as no-cost option (not package-required)
Rear-wheel drive
Porsche Torque Vectoring Plus (PTV Plus) with electronically controlled, fully variable rear differential lock (PDK models)
Mechanically controlled rear differential lock / PTV on manual models (approx. 30% traction / 37% overrun lock values)
Dynamic engine mounts
Active rear-axle steering (up to 1.5°; opposite phase below ~31 mph, same phase above ~50 mph)
Porsche Active Suspension Management (PASM) with Normal and Sport maps
GT-specific motorsport chassis; ride height lowered vs. 911 Carrera (~25 mm)
Helper springs on the rear axle
Adjustable toe, camber, caster, anti-roll bars, and ride height
Strut front / multi-link rear suspension with coil springs; front and rear anti-roll bars
Electric power-assisted speed-sensing rack-and-pinion steering
Standard compound (iron) brake discs, 15 in / 380 mm diameter front and rear, with aluminum hubs
Aluminum monobloc fixed calipers: 6-piston front, 4-piston rear
4-wheel ABS, brake assist, hill hold control, electric parking brake
20-inch forged center-lock alloy wheels in silver (9J x 20 front / 12J x 20 rear)
Ultra-high-performance summer tires: 245/35 ZR 20 front and 305/30 ZR 20 rear
Tire Pressure Monitoring System (TPMS) with race-circuit mode
0–60 mph in 3.2 seconds (PDK); 3.8 seconds (manual)
Top track speed 197 mph (PDK) / 198 mph (manual)
Curb weight approximately 3,153 lb (PDK) / 3,116 lb (manual) with full fuel
Fuel tank capacity 16.9 gallons
Engine oil cooler

Safety & Security

Porsche Stability Management (PSM) specially tuned for GT cars, with ESC OFF and ESC+TC OFF stages
Electronic stability control (ESC) and ABS with driveline traction control
Porsche Side Impact Protection (POSIP) architecture with side impact beams
Dual-stage driver and front-passenger front airbags (passenger airbag off switch)
Driver and passenger seat-mounted side (thorax) airbags
Curtain airbags for the first row
Driver and passenger knee airbags
Airbag occupancy sensor
Outboard front lap-and-shoulder belts with pretensioners
Tire-specific low-pressure warning (via TPMS)
Engine immobilizer
Perimeter alarm
Porsche Vehicle Tracking System (PVTS) via Porsche Car Connect

Warranty

4-year / 50,000-mile new vehicle limited warranty (USA/Canada)
4-year / 50,000-mile powertrain coverage (as typically published with U.S. model-year data)
12-year corrosion perforation limited warranty (unlimited mileage)
4-year / 50,000-mile roadside assistance (as typically published with U.S. model-year data)