2017-2018 Porsche 911 (991 II) Carrera GTS 3.0 (450 Hp)

The Porsche 911 Carrera GTS 3.0, produced from 2017 to 2018, represents a compelling iteration of the 991.2 generation 911. Positioned as a performance-focused variant within the broader Carrera lineup, the GTS bridged the gap between the standard Carrera models and the more track-oriented GT3. It offered a significant increase in power and a more aggressive aesthetic, appealing to drivers seeking a heightened Porsche experience without the extreme focus of the GT models. This particular version, equipped with the 3.0-liter twin-turbocharged flat-six engine producing 450 horsepower, was available with both a seven-speed manual and a seven-speed Porsche Doppelkupplung (PDK) dual-clutch automatic transmission. This article will focus on the variant equipped with the PDK transmission.

Technical Specifications

Brand Porsche
Model 911
Generation 911 (991 II)
Type (Engine) Carrera GTS 3.0 (450 Hp)
Start of production 2017
End of production 2018
Powertrain Architecture Internal Combustion engine
Body type Coupe
Seats 4
Doors 2
Fuel consumption (economy) – urban 12.9 l/100 km (18.2 US mpg, 21.9 UK mpg, 7.8 km/l)
Fuel consumption (economy) – extra urban 7.3 l/100 km (32.2 US mpg, 38.7 UK mpg, 13.7 km/l)
Fuel consumption (economy) – combined 9.4 l/100 km (25 US mpg, 30.1 UK mpg, 10.6 km/l)
CO2 emissions 212 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 4.1 sec
Acceleration 0 – 62 mph 4.1 sec
Acceleration 0 – 60 mph 3.9 sec
Acceleration 0 – 200 km/h 13.2 sec
Maximum speed 312 km/h (193.87 mph)
Emission standard Euro 6
Weight-to-power ratio 3.2 kg/Hp, 310.3 Hp/tonne
Weight-to-torque ratio 2.6 kg/Nm, 379.3 Nm/tonne
Power 450 Hp @ 6500 rpm
Power per litre 151 Hp/l
Torque 550 Nm @ 2150-5000 rpm (405.66 lb.-ft. @ 2150-5000 rpm)
Maximum engine speed 7500 rpm
Engine layout Rear, Longitudinal
Engine Model/Code MDC.JA
Engine displacement 2981 cm3 (181.91 cu. in.)
Number of cylinders 6
Engine configuration Boxer
Cylinder Bore 91 mm (3.58 in.)
Piston Stroke 76.4 mm (3.01 in.)
Compression ratio 10:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration BiTurbo, Intercooler
Engine oil capacity 8 l (8.45 US qt | 7.04 UK qt)
Coolant 28.3 l (29.9 US qt | 24.9 UK qt)
Kerb Weight 1450 kg (3196.7 lbs.)
Max. weight 1920 kg (4232.88 lbs.)
Max load 470 kg (1036.17 lbs.)
Trunk (boot) space – maximum 385 l (13.6 cu. ft.)
Fuel tank capacity 64 l (16.91 US gal | 14.08 UK gal)
Length 4528 mm (178.27 in.)
Width 1852 mm (72.91 in.)
Width including mirrors 1978 mm (77.87 in.)
Height 1284 mm (50.55 in.)
Wheelbase 2450 mm (96.46 in.)
Front track 1541 mm (60.67 in.)
Rear (Back) track 1544 mm (60.79 in.)
Drag coefficient (Cd) 0.31
Minimum turning circle (turning diameter) 11.1 m (36.42 ft.)
Drivetrain Architecture Rear wheel drive
Drive wheel Rear wheel drive
Number of gears and type of gearbox 7 gears, PDK (dual-clutch)
Front suspension Independent type McPherson
Rear suspension Independent multi-link suspension
Front brakes Ventilated discs
Rear brakes Ventilated discs
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size 245/35 ZR 20; 305/30 ZR 20
Wheel rims size 9J x 20; 12J x 20

INTRODUCTION

The 991.2 generation Porsche 911, launched in late 2016, represented a significant mid-cycle refresh of the hugely successful 991 platform. The introduction of turbocharged engines across the Carrera range was the most notable change, and the Carrera GTS 3.0, debuting in 2017, benefited greatly from this new powertrain. Built on the 1HX0 platform, the GTS 3.0 aimed to deliver a more engaging and visceral driving experience than the standard Carrera models, while remaining a practical and relatively comfortable grand tourer. The PDK transmission option provided quicker shifts and enhanced performance, making it a popular choice for drivers who frequently engaged in spirited driving or track days.

Powertrain & Engine Architecture

At the heart of the Carrera GTS 3.0 lies the MDC.JA engine, a 3.0-liter twin-turbocharged flat-six. This engine replaced the naturally aspirated 3.8-liter engine found in earlier 991 Carreras. The twin-turbocharging system utilizes two BorgWarner turbochargers, one for each bank of cylinders, providing a more immediate and broader torque curve. Direct fuel injection is employed for precise fuel delivery and improved efficiency. The engine boasts a compression ratio of 10:1 and features four valves per cylinder. The PDK seven-speed dual-clutch transmission is a marvel of engineering, offering incredibly fast and smooth gear changes. It operates with two separate clutches, one for odd-numbered gears and one for even-numbered gears, allowing for pre-selection of the next gear and virtually seamless shifts. The PDK also includes a launch control function for optimal acceleration from a standstill.

Driving Characteristics

The Carrera GTS 3.0 with PDK delivers a thrilling driving experience. The twin-turbocharged engine provides a substantial surge of power throughout the rev range, with peak torque available from a low 2150 rpm. The PDK transmission complements this power delivery perfectly, providing lightning-fast shifts that keep the engine in its optimal power band. Compared to the standard Carrera, the GTS feels noticeably more responsive and engaging. While the manual transmission offered a more traditional Porsche experience, the PDK allowed for quicker acceleration and more consistent lap times on a track. The gear ratios are optimized for both acceleration and cruising, providing a balance between performance and efficiency. The sport exhaust system, standard on the GTS, adds a distinctive and aggressive exhaust note, further enhancing the driving experience.

Equipment & Trim Levels

The Carrera GTS 3.0 came generously equipped as standard. Interior features included sport seats with enhanced bolstering, a sport steering wheel, and partial leather upholstery. The Porsche Communication Management (PCM) system with a 7-inch touchscreen display provided navigation, infotainment, and vehicle settings control. Standard exterior features included a more aggressive front fascia, wider rear fenders, and a rear ducktail spoiler. Optional extras were plentiful, including full leather interiors, carbon fiber trim, adaptive suspension (Porsche Active Suspension Management – PASM), and various wheel upgrades. The Sport Chrono Package, a popular option, added a dashboard stopwatch, launch control, and a Sport Response button for even quicker acceleration.

Chassis & Braking

The GTS benefited from a chassis tuned for enhanced performance. It featured Porsche Active Suspension Management (PASM) as standard, lowering the ride height by 10mm compared to the standard Carrera. The suspension geometry was also optimized for improved handling and stability. Braking duties were handled by ventilated discs on all four wheels, providing ample stopping power. Larger brake rotors and upgraded calipers were available as options. The GTS also featured a mechanically locking rear differential, enhancing traction and cornering performance. The steering system was precise and responsive, providing excellent feedback to the driver.

Market Reception & Comparison

The Carrera GTS 3.0 was widely praised by automotive critics for its performance, handling, and overall driving experience. It was seen as a sweet spot in the 911 lineup, offering a significant step up in performance from the standard Carrera without the extreme focus of the GT3. Compared to the standard Carrera, the GTS offered more power, a more aggressive aesthetic, and a more engaging driving experience. Compared to the 911 Targa 4, the GTS offered a more focused and sporty driving experience, albeit with less open-air enjoyment. Fuel economy was respectable for a high-performance sports car, averaging around 25 mpg in combined driving. Reliability was generally good, although some owners reported minor issues with the cooling system and turbochargers.

Legacy

The 991.2 Carrera GTS 3.0 has proven to be a highly desirable and collectible 911 variant. The combination of its powerful engine, engaging driving dynamics, and relatively practical nature has made it a favorite among Porsche enthusiasts. The PDK transmission has proven to be durable and reliable, and well-maintained examples continue to command strong prices in the used car market. The 991.2 GTS represents a significant milestone in the evolution of the 911, showcasing Porsche’s commitment to performance, innovation, and driving pleasure.

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