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Porsche

991.1 GT3

4s0–60 MPH
315TOP SPEED KPH
475HORSEPOWER

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 builds

TrendsPorsche 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 C Igora Drive (GP) Light 08 Oct, 2022 26 Dec, 2025 -7.22s +5.60%
1:02.8 P O C Pittsburgh International Race Complex - PittRace (North Track-CW) Light 18 Jun, 2019 01 Feb, 2026 -3.61s +5.49%
1:25.0 SC Winton Motor Raceway (National Circuit CW) Stock 28 Feb, 2021 05 Mar, 2022 -4.48s +4.93%
1:26.2 Willow Springs Raceway (Big Willow) Light 02 Jun, 2025 03 Jan, 2026 -4.07s +4.58%
1:16.3 Willow Springs Raceway (Streets CCW Pre 2022) Medium
09 Oct, 2021 25 Feb, 2026 -3.61s +4.37%
1:11.7 P Hampton Downs Motorsport Park Stock 28 Mar, 2017 17 Apr, 2022 -3.1s +4.17%
1:41.3 SC C Auto Club Speedway (Road Course) Medium
25 Apr, 2021 22 Mar, 2024 -4.48s +4.12%
1:11.8 Hampton Downs Motorsport Park Stock 30 Mar, 2016 18 Jan, 2026 -3.02s +4.05%
1:12.0 P Hampton Downs Motorsport Park Stock 30 Mar, 2016 17 Jan, 2026 -2.81s +3.77%
1:49.0 P C Dubai Autodrome International Circuit (International) Stock 01 Mar, 2018 23 Jan, 2026 -4s +3.56%
2:13.5 P SC C Thermal Club (Twin Palms CCW) Stock 19 Dec, 2015 12 Nov, 2021 -4.22s +3.06%
1:00.0 P Wild Horse Pass Motorsports Park-WHP (East) Stock 06 Mar, 2016 08 Nov, 2022 -1.91s +3.06%
1:29.5 C O KazanRing Canyon Race 23 Aug, 2016 23 Oct, 2021 -2.84s +2.93%
3:07.7 P Thunderhill (5 Mile w/Double Bypass) Light 22 Apr, 2017 04 May, 2021 -5.53s +2.86%
1:12.3 SC O Eagles Canyon Raceway (1.65 Mile CCW) Medium 27 Dec, 2019 23 Aug, 2021 -2.23s +2.84%
1:31.8 Laguna Seca (Pre 2023) Medium
10 Jun, 2021 22 Mar, 2024 -2.71s +2.76%
1:28.0 Pacific Raceways Light 29 Mar, 2024 23 Jun, 2024 -2.39s +2.64%
1:54.1 Chuckwalla Valley Raceway (CW) Light 11 Nov, 2025 03 Jan, 2026 -3.08s +2.62%
1:25.8 SC P Tazio Nuvolari Circuit (CW) Stock 17 Sep, 2021 24 Feb, 2026 -2.21s +2.50%
1:17.7 SC Sandown International Motor Raceway Stock 05 Aug, 2018 05 Mar, 2022 -2.01s +2.43%
2:00.8 Virginia International Raceway - VIR (Full Course) Light 13 Nov, 2023 10 Jul, 2024 -3s +2.41%
3:08.6 Thunderhill (5 Mile w/Double Bypass) Stock 01 Sep, 2019 07 Jul, 2023 -4.55s +2.34%
1:13.1 Castle Combe Stock 24 Oct, 2014 22 Jun, 2022 -1.64s +2.18%
1:39.0 Inde Motorsports Ranch (Configuration 1CW) Medium 30 Sep, 2024 30 Sep, 2024 -2.31s +2.16%
1:30.0 New SC Croft Circuit Stock 27 May, 2026 29 May, 2026 -2s +2.16%
2:14.6 SC C Suzuka Circuit Medium 17 Mar, 2017 12 Mar, 2022 -3.08s +2.10%
1:02.6 P C O Gimli Motorsports Park Stock 05 Jun, 2015 28 Apr, 2022 -1.36s +2.09%
2:18.5 Sebring (CW) Light 24 Jan, 2022 12 Nov, 2024 -2.97s +2.08%
1:48.1 SC Buttonwillow Raceway (Circuit) Medium 25 Jan, 2025 01 Mar, 2025 -2.32s +2.03%
7:07.9 Nürburgring (Nordschleife) Light 01 Oct, 2023 07 Dec, 2023 warning
1:28.6 SC Atlanta Motorsports Park (CCW) Light 17 Feb, 2024 18 Jun, 2024 -1.7s +1.86%
1:42.3 TT Circuit Assen Race
Tim
27 Aug, 2021 09 Feb, 2026 -2.02s +1.78%
1:53.5 Pittsburgh International Race Complex - PittRace (Full Course) Stock 24 Jun, 2019 29 Jan, 2026 -2.06s +1.76%
2:01.6 Virginia International Raceway - VIR (Full Course) Light 07 Jul, 2023 19 Jan, 2026 -2.13s +1.70%
1:37.9 Sonoma Raceway (Long Pre 2024) Race 30 Sep, 2025 25 Oct, 2025 -1.84s +1.69%
2:23.7 P Sochi Autodrom (CW) Stock 23 Mar, 2016 10 Jan, 2023 -2.49s +1.68%
2:13.8 Intercity Istanbul Park Stock 22 Apr, 2015 09 Mar, 2022 -2.27s +1.64%
2:41.5 Road America (w/o Kink) Stock 02 Jul, 2019 02 Nov, 2021 -2.72s +1.63%
1:26.1 Willow Springs Raceway (Big Willow) Light 09 Mar, 2025 02 May, 2025 -1.47s +1.61%
1:41.8 Apex Motor Club I (Phase II) Medium 19 Apr, 2025 01 May, 2025 -1.71s +1.55%
1:56.8 Thunderhill (East 3 Mile w/ Bypass) Light 14 Dec, 2014 17 Jan, 2026 -1.74s +1.44%
2:10.2 Spring Mountain Motor Resort (Charleston Peak North 2.8 Mile) Light 03 Apr, 2023 14 May, 2024 -1.79s +1.33%
1:47.4 Sonoma Raceway (Full) Light 15 Jul, 2017 04 May, 2021 -1.38s +1.25%
1:24.1 SC Pacific Raceways Medium 24 Sep, 2022 24 Sep, 2022 -1.08s +1.18%
1:22.2 Thunderhill (West) Light 05 Jul, 2022 06 Oct, 2024 -1s +1.18%
1:36.1 Laguna Seca (Pre 2023) Light 26 Dec, 2018 04 May, 2021 -1.16s +1.16%
1:45.0 Circuito del Jarama Medium 23 Feb, 2022 13 Aug, 2022 -1.27s +1.15%
1:15.6 C SC Willow Springs Raceway (Streets) Medium 17 Aug, 2022 30 Sep, 2024 -0.91s +1.10%
1:53.0 Chuckwalla Valley Raceway (CW) Light 12 Apr, 2025 02 May, 2025 -1.29s +1.08%
1:48.6 Buttonwillow Raceway (13CW) Medium 11 Mar, 2022 16 Mar, 2022 -1.2s +1.02%
1:21.4 C Dijon Prenois (Grand Prix) Race 23 Aug, 2019 22 Jan, 2026 -0.91s +1.02%
1:47.7 Sonoma Raceway (Full) Light 01 Nov, 2015 08 Jan, 2026 -1.1s +0.99%
1:58.2 Eagles Canyon Raceway (2.7 miles CCW) Light 14 Apr, 2025 16 Apr, 2025 -1.2s +0.95%
1:42.7 SC Auto Club Speedway (Road Course) Medium 18 Jun, 2022 12 Oct, 2024 -1.03s +0.92%
1:14.8 P New Hampshire Motor Speedway - NHMS (Roval CCW) Stock 01 Sep, 2024 22 Jan, 2026 -0.69s +0.90%
1:31.6 Laguna Seca (Pre 2023) Medium 18 Jun, 2019 15 Feb, 2026 -0.88s +0.88%
1:55.5 Thunderhill (East 3 Mile w/ Bypass) Medium 20 Oct, 2025 22 Oct, 2025 -1s +0.83%
1:34.1 Road Atlanta Stock 19 Nov, 2016 17 Jan, 2026 -0.8s +0.83%
1:45.9 Ridge Motorsports Park (Current) Light 14 Aug, 2022 14 Aug, 2022 -0.82s +0.75%
58.2 SC Lime Rock Park (CW) Stock 26 Jun, 2025 13 Mar, 2026 -0.44s +0.74%
2:20.3 Sebring (CW) Stock 16 Apr, 2025 21 Aug, 2025 flag
1:15.5 SC Donington Park Circuit (National CW) Light 03 Apr, 2026 26 Apr, 2026 -0.53s +0.68%
1:52.4 SC Chuckwalla Valley Raceway (CCW) Light 25 Jan, 2025 02 May, 2025 -0.76s +0.65%
1:58.9 Watkins Glen International (Full Circuit w/ Loop) Medium 13 Oct, 2021 25 Jun, 2022 -0.81s +0.63%
1:55.5 Thunderhill (East 3 Mile w/ Bypass) Light 15 Nov, 2022 15 Nov, 2022 -0.74s +0.61%
1:45.5 Anderstorp Raceway (Grand Prix) Medium 24 May, 2018 14 Feb, 2026 -0.68s +0.60%
1:21.5 Thunderhill (West) Medium 20 Oct, 2025 22 Oct, 2025 -0.51s +0.60%
2:02.8 Virginia International Raceway - VIR (Full Course) Light 11 Mar, 2023 20 Aug, 2024 -0.74s +0.59%
1:53.1 Oregon Raceway Park (CCW) Light 12 Jun, 2022 30 Jun, 2022 -0.65s +0.56%
2:34.5 P C Yas Marina Circuit (Gp Circuit CCW) Light 29 Jan, 2018 11 Nov, 2021 -0.78s +0.49%
1:54.7 Moscow Raceway (GP10) Stock 19 Apr, 2025 20 Feb, 2026 -0.54s +0.46%
1:56.5 New Virginia International Raceway - VIR (Full Course) Race 30 Apr, 2026 21 May, 2026 -0.57s +0.45%
1:26.7 Pacific Raceways Light 23 Sep, 2022 14 Aug, 2024 -0.41s +0.45%
1:37.0 Laguna Seca (Current) Light 09 Oct, 2025 14 Oct, 2025 -0.38s +0.38%
1:32.4 Laguna Seca (Current) Medium 23 Mar, 2025 17 May, 2026 -0.36s +0.36%
1:58.0 Thunderhill (East 3 Mile w/ Bypass) Stock 26 Mar, 2016 17 Jan, 2026 -0.43s +0.36%
1:42.4 Phillip Island Grand Prix Circuit Stock 05 Apr, 2018 17 Aug, 2021 -0.35s +0.33%
1:36.9 Laguna Seca (Pre 2023) Light 22 Nov, 2016 08 Jan, 2026 -0.32s +0.32%
1:42.7 Ridge Motorsports Park (Current) Light 24 Jul, 2024 02 Aug, 2024 -0.33s +0.30%
1:09.2 Hockenheimring (Short Circuit) Stock 10 Jun, 2016 08 Jul, 2022 -0.21s +0.30%
1:37.7 Smolensk Ring -Смоленск Ринг Stock 21 Mar, 2015 05 Oct, 2023 -0.29s +0.29%
2:10.0 Albert Park Circuit (GP Circuit 1996–2020) Light 06 Apr, 2022 19 Jul, 2022 -0.17s +0.13%
1:47.0 Sonoma Raceway (Long Pre 2024) Light 07 Feb, 2022 30 Jun, 2022 -0.14s +0.13%
1:55.0 Buttonwillow Raceway (1CW) Medium 20 Feb, 2023 18 Mar, 2023 -0.12s +0.10%
1:18.4 Motorsport Ranch-MSR Cresson (1.7 CCW) Stock 15 May, 2025 16 May, 2025 -0.08s +0.10%
1:55.0 Autodromo Nazionale di Monza Race 24 Apr, 2021 29 Jan, 2026 -0.1s +0.08%
1:25.7 Pacific Raceways Medium 03 Jun, 2023 06 Aug, 2024 -0.07s +0.08%
1:37.1 Laguna Seca (Pre 2023) Light 04 Jan, 2022 17 Nov, 2024 -0.07s +0.07%
1:49.7 Buttonwillow Raceway (13CW) Medium 14 Jun, 2020 19 Jan, 2026 -0.07s +0.06%
1:59.3 High Plains Raceway (Full) Stock 07 Oct, 2016 18 Jan, 2026 -0.02s +0.02%
1:25.6 Willow Springs Raceway (Big Willow) Medium 10 Aug, 2021 05 May, 2022 -0.01%
1:37.7 Barber Motorsports Park Stock 10 Apr, 2016 17 Jan, 2026 +0.02s -0.02%
1:20.0 Queensland Raceway (National) Light 30 Nov, 2015 10 Sep, 2021 +0.08s -0.10%
1:10.8 Mission Raceway Park (CCW) Light 15 May, 2021 26 Feb, 2022 +0.13s -0.18%
2:12.6 P Nürburgring (GP Full) Stock 16 May, 2016 01 Jul, 2022 +0.27s -0.20%
1:59.8 C Kymi Ring (CW) Medium 15 Sep, 2021 28 Jul, 2023 +0.27s -0.21%
1:18.9 Circuit de Nevers Magny-Cours (CW) Stock 18 Feb, 2014 29 Nov, 2021 +0.24s -0.30%
1:31.0 Canadian Tire Motorsport Park-Mosport (Grand Prix Circuit) Stock 08 Nov, 2015 07 Sep, 2022 +0.31s -0.33%
2:17.1 Circuit of the Americas - COTA Medium 22 Feb, 2022 05 May, 2022 +0.52s -0.35%
1:19.5 SC P Anneau du Rhin (3 KM competition) Stock 20 Oct, 2021 27 Dec, 2022 +0.29s -0.36%

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
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