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Porsche 911 Carrera 4S Cabriolet - Engines

Engines

You could ask whether the sports car is still relevant. It would be a good question, but you might as well ask the same of dreams.

The answer to both questions lies in the future or, to be more precise, in the future of the sports car. In the 911, the future is already here. The highly efficient,...

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Porsche 911 Carrera 4S Cabriolet - Efficiency-enhancing measures

Efficiency-enhancing measures

A widely held belief about motorsport is that power is the only thing that matters. From experience, we know better. Extra horsepower alone has never been enough to win a single race. Much more important to us are ideas – ideas that inspire more intelligent vehicle concepts and more efficient drive...

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Porsche 911 Carrera 4S Cabriolet - Coasting

Coasting

The ‘coasting’ function available with Porsche Doppelkupplung (PDK) enables you to save even more fuel where the situation allows. The engine is decoupled from the transmission to prevent deceleration caused by engine braking. In this way, optimum use is made of the vehicle’s momentum, allowing it...

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Porsche 911 Carrera 4S Cabriolet - 7-speed manual gearbox

7-speed manual gearbox

Pure, direct, precise. Short shift movements and an optimum transition from one gear to the next. That’s exactly what you would expect of a Porsche manual gearbox.

What you might not have expected is a 7-speed manual gearbox that combines a high level of sporty performance with an equally high...

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Porsche 911 Carrera 4S Cabriolet - Porsche Doppelkupplung (PDK)

Porsche Doppelkupplung (PDK)

Available as an option for all 911 Carrera models is 7-speed PDK, featuring manual and automatic modes. It facilitates extremely fast gear changes with no interruption in the flow of power, whilst at the same time improving acceleration and fuel efficiency.

The first six gears are particularly...

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Porsche 911 Carrera 4S Cabriolet - Exhaust system

Exhaust system

The exhaust system of the 911 Carrera models is a concept that delivers a clear statement, not only in terms of acoustics.

The stainless steel exhaust system comprises two distinctive and independent exhaust tracts. The catalytic converters heat up rapidly for effective emissions reduction.

A...

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Porsche 911 Carrera 4S Cabriolet - Air intake system

Air intake system

The resonance intake system increases the intake volume by exploiting the fact that air oscillates as it passes through the intake manifold. The system can adjust to engine speed. Benefits of this include higher torque at low engine speeds and a flatter torque curve. The 911 Carrera S models...

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Porsche 911 Carrera 4S Cabriolet - Direct fuel injection (DFI)

Direct fuel injection (DFI)

DFI delivers fuel directly into the combustion chamber with millisecond precision. The spray and cone angles of the multi-hole injectors have been optimised for torque, power output, fuel consumption, emissions and efficient combustion.

With direct injection, the engine management system regulates...

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Porsche 911 Carrera 4S Cabriolet - VarioCam Plus System

VarioCam Plus System

VarioCam Plus is a two-in-one engine concept for adjusting the intake camshafts and switching the lift of the intake valves.

The system first differentiates between driver inputs that typify normal, everyday driving and those inputs that demand maximum performance. The electronic engine management...

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Porsche 911 Carrera 4S Cabriolet - Integrated dry-sump lubrication

Integrated dry-sump lubrication

Integrated dry-sump lubrication ensures a reliable supply of oil even when a sporty driving style is adopted. It also has additional cooling functions.

The oil tank is located in the engine, thereby eliminating the need for an external oil tank, which saves both space and weight. To reduce power...

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Porsche 911 Carrera 4S Cabriolet - Porsche Traction Management (PTM)

Porsche Traction Management (PTM)

It is possible to have a lot of power and yet not be able to move anything. Only by using your power intelligently will you truly progress – and with consummate ease.

Enhanced Porsche Traction Management (PTM) is standard on all 911 Carrera all-wheel-drive models. It is an active all-wheel-drive...

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