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Notes
The Porsche 991.1 GT3 is a typical European high-performance, track-oriented coupe, produced from 2014 to 2016 in the Stuttgart-Zuffenhausen, plant in Germany. This beautiful two-seater features a 3.8 l DFI (Direct Fuel Injection) flat-six engine, developing 475 PS (469 hp 349kW at 8250rpm). It reaches a maximum speed of 195.73 mph. It goes from 0-60 mph in just 3.5 seconds, accompanied by a seven-speed PDK (Porsche Doppelkupplung double-clutch) on a rear-wheel-drive setting (RWD). The 991.1 GT3 has a combined fuel consumption of 12.4 l/100km, with Euro 5 emission standard.
The Porsche 991.1 GT3 keeps the remarkable outer appearance of the brand, combined with its reliability and superb performance, putting it in the high-end level value of $122,000. It comes with McPherson independent suspension in front and a multi-link on the rear. Ventilated discs with an anti-lock braking system, steering rack and pinion type, 245/35 ZR20 tires in front, and 305/30 ZR20 on the rear. The curb weight of this vehicle is 3152lbs (1430 kg), and it measures 179 x 73 x 50 inches all around. It is known to be one of the most reliable GT3s out there and a complete head-turner everybody takes a look at when found in the streets.
Rank
horsepower
475
WEIGHT KG
1,430
Power to Weight
0.33
CURRENT VALUE
$140,000
OEM Specs
engine Description
3.8 l DFI (Direct Fuel Injection) flat-six engine
drive Type
RWD
0-60 MPH
4 SECs
TOP SPEED KPH
315
PRICE (MSRP) USD
$151,000
gearbox
6MT
torque
439 N.M
Model Years
2014-2016
YEAR NOTES
2014: Launch year of the seventh-generation GT3. Debuted at Geneva Motor Show in March 2013. First GT3 with PDK-only transmission (no manual option), which proved controversial among purists. Featured all-new 3.8L MA175 engine with 475 hp at 8,250 rpm. Introduced active rear-wheel steering for the first time in a production Porsche. Standard PASM and Sport Chrono package. Engine recall issued in February 2014 for connecting rod bearing issues affecting early production units.
2015: Second production year with refined calibration. All recall-affected engines replaced or repaired. Ceramic composite brakes (PCCB) remained popular option. Club Sport package available with roll cage, six-point harness, and fire extinguisher. Front axle lift system offered to improve daily usability. Production continued at Zuffenhausen alongside the new GT3 RS variant (which is a separate, more extreme model).
2016: Final production year of the 991.1 GT3 before transition to 991.2 generation. Total production run estimated at 6,300 units worldwide. Highly sought after by collectors as the last naturally-aspirated GT3 before the 4.0L engine of 991.2. Resale values have remained strong due to the PDK-only controversy making this generation distinctive. Factory colors included GT Silver, Racing Yellow, and Guards Red as popular choices.
Compare to
Popular Porsche 991.1 GT3 Mods by Level
From 61 documented buildsTrendsPorsche 991.1 GT3 track builds typically start with Michelin Cup 2 tires, MCS coilovers, and Girodisc rotors. As builds escalate, Dundon Motorsport headers and aero, BBS wheels, and LWB seats are common. Full race builds feature Dundon MCS 3-Way suspension, Dundon Valkyrie aero, and even 991.2 4.0L engine swaps.
Medium
OEM Pace+3.6% 23 builds
Tires
Michelin Pilot Sport Cup 29· Goodyear Eagle F1 Supercar 3R4· Nankang AR-12· Pirelli P Zero Trofeo R2· Hoosier R71
Suspension
MCS 2 Way Remote Coilover System3· Tractive Touring2· Swift Sport Springs2· Tarrett Engineering Camber Plates1· Öhlins1
Brakes
Girodisc Rotors3· AP Racing Rotors2· Ferodo DS3.12 Brake Pads2· Ferodo DS1.111· AP Racing Brakes1
Intake/Exhaust
Dundon Headers2· Dundon Motorsports Crack Pipe2· Dundon Motorsports Exhaust1· GMG Center Section Exhaust1· JCR Race Exhaust1
Aero
APR GTC-300 Wing1· Porsche 997.2 GT3 Cup Rear Wing1· APR Front Splitter1
Wheels
BBS E881· BBS E071· Apex EC-7RS1· Forgeline 19" Wheels1· Titan 7 T-S51
Weight
Euro LWB Seats1· Porsche LWB Seats1· OMP Racing Seat1
Other
Studio RSR Roll Bar2· Schroth 6-Point Harness2· Rennscott Canister and Harness Mounts2· AIM Solo 2 DL2· KMP Steering Wheel1
Heavy
2 builds
Tires
Dunlop Sport Maxx Race 21· Hoosier R71· Michelin Pilot Sport Cup 21
Brakes
PFC Brakes Discs1· PFC Pads1
Intake/Exhaust
JCR Silenced Race Pipe1
Race
OEM Pace+4.6% 7 builds
Tires
Michelin Porsche Cup N2 Slick3· Michelin Pilot Sport Cup 21· Michelin Pilot Sport Cup 2 R1· Michelin Pilot Sport Cup N31· Hoosier Track Attack Pro1
Suspension
Dundon MCS 3-Way Suspension1· Dundon Full Kinematics1
Power/Tune
Porsche 991.2 4.0L Engine Swap1
Aero
Dundon Valkyrie Aero Package1
Other
Custom Full Roll Cage1
Lap Times
| Time | Track | Car | Mod | Driver | Tire | Lap Date | Date Added | vs Predict | Pace |
|---|---|---|---|---|---|---|---|---|---|
| 2:05.0 | Igora Drive (GP) | Light | 08 Oct, 2022 | 26 Dec, 2025 | -7.19s | +5.58% | |||
| 1:02.8 | Pittsburgh International Race Complex - PittRace (North Track-CW) | Light | 18 Jun, 2019 | 01 Feb, 2026 | -3.6s | +5.48% | |||
| 1:25.0 | Winton Motor Raceway (National Circuit CW) | Stock | 28 Feb, 2021 | 05 Mar, 2022 | -4.47s | +4.92% | |||
| 1:26.2 | Willow Springs Raceway (Big Willow) | Light | 02 Jun, 2025 | 03 Jan, 2026 | -4.05s | +4.56% | |||
| 1:16.3 | Willow Springs Raceway (Streets CCW Pre 2022) | Medium |
—
|
09 Oct, 2021 | 25 Feb, 2026 | -3.62s | +4.38% | ||
| 1:11.7 | Hampton Downs Motorsport Park | Stock | 28 Mar, 2017 | 17 Apr, 2022 | -3.09s | +4.16% | |||
| 1:41.3 | Auto Club Speedway (Road Course) | Medium |
—
|
25 Apr, 2021 | 22 Mar, 2024 | -4.49s | +4.13% | ||
| 1:11.8 | Hampton Downs Motorsport Park | Stock | 30 Mar, 2016 | 18 Jan, 2026 | -3.01s | +4.04% | |||
| 1:12.0 | Hampton Downs Motorsport Park | Stock | 30 Mar, 2016 | 17 Jan, 2026 | -2.81s | +3.76% | |||
| 1:49.0 | Dubai Autodrome International Circuit (International) | Stock | 01 Mar, 2018 | 23 Jan, 2026 | -3.98s | +3.54% | |||
| 1:00.0 | Wild Horse Pass Motorsports Park-WHP (East) | Stock | 06 Mar, 2016 | 08 Nov, 2022 | -1.91s | +3.05% | |||
| 2:13.5 | Thermal Club (Twin Palms CCW) | Stock | 19 Dec, 2015 | 12 Nov, 2021 | -4.19s | +3.04% | |||
| 3:07.7 | Thunderhill (5 Mile w/Double Bypass) | Light | 22 Apr, 2017 | 04 May, 2021 | -5.5s | +2.84% | |||
| 1:29.5 | KazanRing Canyon | Race | 23 Aug, 2016 | 23 Oct, 2021 | -2.75s | +2.84% | |||
| 1:31.8 | Laguna Seca (Pre 2023) | Medium |
—
|
10 Jun, 2021 | 22 Mar, 2024 | -2.72s | +2.77% | ||
| 1:12.3 | Eagles Canyon Raceway (1.65 Mile CCW) | Medium | 27 Dec, 2019 | 23 Aug, 2021 | -2.17s | +2.76% | |||
| 1:54.1 | Chuckwalla Valley Raceway (CW) | Light | 11 Nov, 2025 | 03 Jan, 2026 | -3.06s | +2.60% | |||
| 1:25.8 | Tazio Nuvolari Circuit (CW) | Stock | 17 Sep, 2021 | 24 Feb, 2026 | -2.2s | +2.48% | |||
| 1:17.7 | Sandown International Motor Raceway | Stock | 05 Aug, 2018 | 05 Mar, 2022 | -2s | +2.42% | |||
| 1:13.1 | Castle Combe | Stock | 24 Oct, 2014 | 22 Jun, 2022 | -1.81s | +2.41% | |||
| 2:00.8 | Virginia International Raceway - VIR (Full Course) | Light | 13 Nov, 2023 | 10 Jul, 2024 | -2.98s | +2.39% | |||
| 1:28.0 | Pacific Raceways | Light | 29 Mar, 2024 | 23 Jun, 2024 | -2.13s | +2.34% | |||
| 3:08.6 | Thunderhill (5 Mile w/Double Bypass) | Stock | 01 Sep, 2019 | 07 Jul, 2023 | -4.51s | +2.32% | |||
| 1:28.6 | Atlanta Motorsports Park (CCW) | Light | 17 Feb, 2024 | 18 Jun, 2024 | -1.99s | +2.18% | |||
| 1:30.0 New | Croft Circuit | Stock | 27 May, 2026 | 29 May, 2026 | -1.99s | +2.14% | |||
| 1:02.6 | Gimli Motorsports Park | Stock | 05 Jun, 2015 | 28 Apr, 2022 | -1.35s | +2.08% | |||
| 1:39.0 | Inde Motorsports Ranch (Configuration 1CW) | Medium | 30 Sep, 2024 | 30 Sep, 2024 | -2.22s | +2.07% | |||
| 1:48.1 | Buttonwillow Raceway (Circuit) | Medium | 25 Jan, 2025 | 01 Mar, 2025 | -2.35s | +2.05% | |||
| 1:53.5 | Pittsburgh International Race Complex - PittRace (Full Course) | Stock | 24 Jun, 2019 | 29 Jan, 2026 | -2.37s | +2.03% | |||
| 7:07.9 | Nürburgring (Nordschleife) | Light | 01 Oct, 2023 | 07 Dec, 2023 | — | ||||
| 2:18.5 | Sebring (CW) | Light | 24 Jan, 2022 | 12 Nov, 2024 | -2.56s | +1.79% | |||
| 1:42.3 | TT Circuit Assen | Race | 27 Aug, 2021 | 09 Feb, 2026 | -2.02s | +1.78% | |||
| 1:56.8 | Thunderhill (East 3 Mile w/ Bypass) | Light | 14 Dec, 2014 | 17 Jan, 2026 | -2.04s | +1.70% | |||
| 1:37.9 | Sonoma Raceway (Long Pre 2024) | Race | 30 Sep, 2025 | 25 Oct, 2025 | -1.84s | +1.69% | |||
| 2:01.6 | Virginia International Raceway - VIR (Full Course) | Light | 07 Jul, 2023 | 19 Jan, 2026 | -2.11s | +1.68% | |||
| 2:23.7 | Sochi Autodrom (CW) | Stock | 23 Mar, 2016 | 10 Jan, 2023 | -2.46s | +1.66% | |||
| 2:13.8 | Intercity Istanbul Park | Stock | 22 Apr, 2015 | 09 Mar, 2022 | -2.24s | +1.62% | |||
| 1:26.1 | Willow Springs Raceway (Big Willow) | Light | 09 Mar, 2025 | 02 May, 2025 | -1.48s | +1.62% | |||
| 2:41.5 | Road America (w/o Kink) | Stock | 02 Jul, 2019 | 02 Nov, 2021 | -2.68s | +1.61% | |||
| 1:47.4 | Sonoma Raceway (Full) | Light | 15 Jul, 2017 | 04 May, 2021 | -1.69s | +1.53% | |||
| 1:22.2 | Thunderhill (West) | Light | 05 Jul, 2022 | 06 Oct, 2024 | -1.26s | +1.49% | |||
| 1:41.8 | Apex Motor Club I (Phase II) | Medium | 19 Apr, 2025 | 01 May, 2025 | -1.61s | +1.46% | |||
| 2:10.2 | Spring Mountain Motor Resort (Charleston Peak North 2.8 Mile) | Light | 03 Apr, 2023 | 14 May, 2024 | -1.76s | +1.31% | |||
| 1:47.7 | Sonoma Raceway (Full) | Light | 01 Nov, 2015 | 08 Jan, 2026 | -1.39s | +1.26% | |||
| 1:45.0 | Circuito del Jarama | Medium | 23 Feb, 2022 | 13 Aug, 2022 | -1.29s | +1.17% | |||
| 1:36.1 | Laguna Seca (Pre 2023) | Light | 26 Dec, 2018 | 04 May, 2021 | -1.14s | +1.14% | |||
| 1:53.0 | Chuckwalla Valley Raceway (CW) | Light | 12 Apr, 2025 | 02 May, 2025 | -1.31s | +1.10% | |||
| 1:15.6 | Willow Springs Raceway (Streets) | Medium | 17 Aug, 2022 | 30 Sep, 2024 | -0.87s | +1.05% | |||
| 1:55.5 | Thunderhill (East 3 Mile w/ Bypass) | Medium | 20 Oct, 2025 | 22 Oct, 2025 | -1.21s | +1.00% | |||
| 1:24.1 | Pacific Raceways | Medium | 24 Sep, 2022 | 24 Sep, 2022 | -0.91s | +0.99% | |||
| 1:21.4 | Dijon Prenois (Grand Prix) | Race | 23 Aug, 2019 | 22 Jan, 2026 | -0.87s | +0.98% | |||
| 1:48.6 | Buttonwillow Raceway (13CW) | Medium | 11 Mar, 2022 | 16 Mar, 2022 | -1.1s | +0.94% | |||
| 1:58.2 | Eagles Canyon Raceway (2.7 miles CCW) | Light | 14 Apr, 2025 | 16 Apr, 2025 | -1.18s | +0.94% | |||
| 1:42.7 | Auto Club Speedway (Road Course) | Medium | 18 Jun, 2022 | 12 Oct, 2024 | -0.98s | +0.88% | |||
| 1:14.8 | New Hampshire Motor Speedway - NHMS (Roval CCW) | Stock | 01 Sep, 2024 | 22 Jan, 2026 | -0.68s | +0.88% | |||
| 1:34.1 | Road Atlanta | Stock | 19 Nov, 2016 | 17 Jan, 2026 | -0.78s | +0.81% | |||
| 1:31.6 | Laguna Seca (Pre 2023) | Medium | 18 Jun, 2019 | 15 Feb, 2026 | -0.8s | +0.80% | |||
| 1:21.5 | Thunderhill (West) | Medium | 20 Oct, 2025 | 22 Oct, 2025 | -0.67s | +0.79% | |||
| 1:55.5 | Thunderhill (East 3 Mile w/ Bypass) | Light | 15 Nov, 2022 | 15 Nov, 2022 | -0.92s | +0.76% | |||
| 1:45.9 | Ridge Motorsports Park (Current) | Light | 14 Aug, 2022 | 14 Aug, 2022 | -0.79s | +0.73% | |||
| 58.2 | Lime Rock Park (CW) | Stock | 26 Jun, 2025 | 13 Mar, 2026 | -0.44s | +0.73% | |||
| 1:58.0 | Thunderhill (East 3 Mile w/ Bypass) | Stock | 26 Mar, 2016 | 17 Jan, 2026 | -0.75s | +0.62% | |||
| 2:02.8 | Virginia International Raceway - VIR (Full Course) | Light | 11 Mar, 2023 | 20 Aug, 2024 | -0.72s | +0.57% | |||
| 1:58.9 | Watkins Glen International (Full Circuit w/ Loop) | Medium | 13 Oct, 2021 | 25 Jun, 2022 | -0.71s | +0.55% | |||
| 1:53.1 | Oregon Raceway Park (CCW) | Light | 12 Jun, 2022 | 30 Jun, 2022 | -0.63s | +0.54% | |||
| 1:45.5 | Anderstorp Raceway (Grand Prix) | Medium | 24 May, 2018 | 14 Feb, 2026 | -0.58s | +0.51% | |||
| 1:52.4 | Chuckwalla Valley Raceway (CCW) | Light | 25 Jan, 2025 | 02 May, 2025 | -0.6s | +0.51% | |||
| 2:34.5 | Yas Marina Circuit (Gp Circuit CCW) | Light | 29 Jan, 2018 | 11 Nov, 2021 | -0.75s | +0.47% | |||
| 2:20.3 | Sebring (CW) | Stock | 16 Apr, 2025 | 21 Aug, 2025 | — | ||||
| 1:54.7 | Moscow Raceway (GP10) | Stock | 19 Apr, 2025 | 20 Feb, 2026 | -0.51s | +0.43% | |||
| 1:15.5 | Donington Park Circuit (National CW) | Light | 03 Apr, 2026 | 26 Apr, 2026 | -0.33s | +0.43% | |||
| 1:56.5 New | Virginia International Raceway - VIR (Full Course) | Race | 30 Apr, 2026 | 21 May, 2026 | -0.52s | +0.41% | |||
| 1:37.0 | Laguna Seca (Current) | Light | 09 Oct, 2025 | 14 Oct, 2025 | -0.37s | +0.37% | |||
| 1:42.4 | Phillip Island Grand Prix Circuit | Stock | 05 Apr, 2018 | 17 Aug, 2021 | -0.34s | +0.32% | |||
| 1:36.9 | Laguna Seca (Pre 2023) | Light | 22 Nov, 2016 | 08 Jan, 2026 | -0.3s | +0.30% | |||
| 1:32.4 | Laguna Seca (Current) | Medium | 23 Mar, 2025 | 17 May, 2026 | -0.29s | +0.29% | |||
| 1:09.2 | Hockenheimring (Short Circuit) | Stock | 10 Jun, 2016 | 08 Jul, 2022 | -0.2s | +0.29% | |||
| 1:42.7 | Ridge Motorsports Park (Current) | Light | 24 Jul, 2024 | 02 Aug, 2024 | -0.3s | +0.28% | |||
| 1:37.7 | Smolensk Ring -Смоленск Ринг | Stock | 21 Mar, 2015 | 05 Oct, 2023 | -0.27s | +0.27% | |||
| 1:26.7 | Pacific Raceways | Light | 23 Sep, 2022 | 14 Aug, 2024 | -0.19s | +0.21% | |||
| 2:10.0 | Albert Park Circuit (GP Circuit 1996–2020) | Light | 06 Apr, 2022 | 19 Jul, 2022 | -0.16s | +0.12% | |||
| 1:18.4 | Motorsport Ranch-MSR Cresson (1.7 CCW) | Stock | 15 May, 2025 | 16 May, 2025 | -0.09s | +0.11% | |||
| 1:47.0 | Sonoma Raceway (Long Pre 2024) | Light | 07 Feb, 2022 | 30 Jun, 2022 | -0.11s | +0.10% | |||
| 1:37.1 | Laguna Seca (Pre 2023) | Light | 04 Jan, 2022 | 17 Nov, 2024 | -0.05s | +0.05% | |||
| 1:55.0 | Buttonwillow Raceway (1CW) | Medium | 20 Feb, 2023 | 18 Mar, 2023 | -0.02s | +0.02% | |||
| 1:59.3 | High Plains Raceway (Full) | Stock | 07 Oct, 2016 | 18 Jan, 2026 | +0.01s | -0.01% | |||
| 1:49.7 | Buttonwillow Raceway (13CW) | Medium | 14 Jun, 2020 | 19 Jan, 2026 | +0.02s | -0.02% | |||
| 1:55.0 | Autodromo Nazionale di Monza | Race | 24 Apr, 2021 | 29 Jan, 2026 | +0.05s | -0.04% | |||
| 1:37.7 | Barber Motorsports Park | Stock | 10 Apr, 2016 | 17 Jan, 2026 | +0.04s | -0.04% | |||
| 1:25.6 | Willow Springs Raceway (Big Willow) | Medium | 10 Aug, 2021 | 05 May, 2022 | +0.06s | -0.07% | |||
| 1:25.7 | Pacific Raceways | Medium | 03 Jun, 2023 | 06 Aug, 2024 | +0.07s | -0.08% | |||
| 1:31.0 | Canadian Tire Motorsport Park-Mosport (Grand Prix Circuit) | Stock | 08 Nov, 2015 | 07 Sep, 2022 | +0.1s | -0.11% | |||
| 1:20.0 | Queensland Raceway (National) | Light | 30 Nov, 2015 | 10 Sep, 2021 | +0.09s | -0.12% | |||
| 1:10.8 | Mission Raceway Park (CCW) | Light | 15 May, 2021 | 26 Feb, 2022 | +0.14s | -0.19% | |||
| 2:12.6 | Nürburgring (GP Full) | Stock | 16 May, 2016 | 01 Jul, 2022 | +0.3s | -0.22% | |||
| 1:59.8 | Kymi Ring (CW) | Medium | 15 Sep, 2021 | 28 Jul, 2023 | +0.37s | -0.29% | |||
| 1:18.9 | Circuit de Nevers Magny-Cours (CW) | Stock | 18 Feb, 2014 | 29 Nov, 2021 | +0.26s | -0.32% | |||
| 1:19.5 | Anneau du Rhin (3 KM competition) | Stock | 20 Oct, 2021 | 27 Dec, 2022 | +0.3s | -0.37% | |||
| 1:52.7 | Ridge Motorsports Park (w/ Chicane) | Light | 25 Aug, 2022 | 25 Aug, 2022 | +0.46s | -0.40% | |||
| 1:08.9 | Autobahn Country Club (North Circuit) | Stock | 19 Sep, 2024 | 12 May, 2026 | +0.28s | -0.40% |
Top Modified 991.1 GT3
| Year | Driver Name | Mod | Horsepower | Tire | Tire Size | Vs Predict |
|---|---|---|---|---|---|---|
| 2016 | Tim | Race | — | 1 Porsche Cup N2 Slick | — | -14.15s |
| 2015 (James Plohg) | James Plohg | Medium | 475 | 60 P Zero™ Trofeo R | 245/35/20 / 305/30/20 | -12.7s |
| 2016 (Andrey/Race) | Andrey Agafonov | Race | 475 | 180 Pilot Sport Cup 2 | 245/35/20 / 305/30/20 | -12.43s |
| 2016 (Kamata/Race) | KAMATA Y | Medium | 475 | — | — | -12.07s |
| 2015 | Fischer Racing | Race | — | 180 Pilot Sport Cup 2 | — | -12.01s |
| 2015 (DavidBelanger/AR1) | David Belanger | Medium | 475 | 100 AR-1 | 245/35/20 / 305/30/20 | -11.85s |
| 2015 | Xtreme Xperience | Light | — | 180 Pilot Sport Cup 2 | — | -11.39s |
| 2015 (w/SC3R) | Will Wattanawongkiri | Medium | 475 | 220 SuperCar 3 | 265/35/19 / 325/30/19 | -10.97s |
| 2016 (w/TrackAtt) | TAJSport | Race | — | 200 Track Attack Pro (TAP) | 245/35/20 / 305/30/20 | -10.63s |
| 2016 (w/Trofeo R) | Stef GT3KTMRX3 | Stock | 475 | 60 P Zero™ Trofeo R | 245/35/20 / 305/30/20 | -10.34s |