Available for the C63 sedan or wagon — and presumably, soon, the new C63 S coupe — the Brabus PowerXtra B40 - 600 tuning upgrade is a plug - and - play box of electronics that
increases turbo boost pressure and modifies fuel - injection timing in the car's twin - turbo 4.0 - liter V - 8 engine.
Not exact matches
The
turbo's
boost pressure has also been
increased by 0.2 bar in comparison to the S, raising the maximum to 1.2 bar and swelling torque to 369 lb ft between 1650 and 4000rpm.
Stuttgart's top - of - the - range
Turbo S came with a supercar - rivalling 512bhp and 531 lb ft of torque, up from 450bhp and 457 lb ft in the standard Cayenne
Turbo thanks to a comprehensively improved intercooling system and a 0.2 bar
increase in
boost pressure.
For instance, the rev limiter can be tuned to only engage at around 7000RPM (assuming it's at 6500 from the factory) or the
turbo boost pressure can be
increased from 0.3 bar to 0.35 bar (or add about 10 - 20 % to whatever that is in PSI).
To that the GT department has added a pair of larger
turbos and upped the
boost pressure accordingly, there is also a bespoke lightweight titanium exhaust system and revised engine internals to cope with the
increased power and torque.
To achieve this the
turbo internals have been modified, engine mapping revised and
boost pressure increased from 1.2 bar to 1.35.
Compared with the last - gen TT RS, the 2.5 - liter
turbo five in the new - for - 2018 model breathes better (thanks to new cylinder head with variable valve lift and duration timing on the exhaust cam), weighs nearly 60 pounds less (an aluminum block, magnesium upper sump, and other fat - reducing measures), and makes considerably more power, the byproduct of new port fuel injection and an
increase in
boost pressure from 18.1 to 19.6 psi.
An
increase in
boost pressure for 2017 bumps output in the standard
Turbo by 20 horsepower, to 540.
You want the
turbo to spool up more quickly at low rpm for quick response, so the system sends engine exhaust to smaller ports to
increase boost pressure.
Squeezing 175hp / liter on a
turbo engine means
increasing boost pressure, which in turns
increases lag and slows throttle response.
Building upon the already incredible 911
Turbo is the Porsche 911
Turbo S. Featuring revised intake - valve timing, and
increased boost pressure, Porsche's immense turbocharged flat - six engine routes its power to a sophisticated all - wheel - drive system.
Porsche has ramped up the performance of its second - generation Cayenne with the introduction of a potent
Turbo S model for 2013, the Cayenne range - topper runs a lightly modified version of the standard
Turbo's 4.8 - liter V8 gasoline engine — the same unit used by the Panamera
Turbo S. Changes include a freer flowing inlet manifold for improved breathing,
increased turbocharger
boost pressure and remapped electronics.
Horsepower and torque are
increased thanks to having the ability to run E85 Flexfuel which allows its 7.0 L twin
turbo V - 8 engine to
increase boost pressure from 19 psi to 26 psi.
The growling 3.0 - liter twin -
turbo flat - six's horsepower is up 30 to 450 hp, and there is 405 lb - ft from bigger
turbos and
increased boost pressure.
Honda engineers at the event reportedly claimed that the engine can be made to produce 211 horses by
increasing the
turbo's
boost pressure.
Building upon the already incredible 911
Turbo is the Porsche 911
Turbo S. Featuring revised intake - valve timing, and
increased boost pressure, Porsche's venerable flat - six belts out 550HP and routes it to a sophisticated all - wheel - drive system.
The system can route the exhaust gas heading to the
turbo through smaller ports at a lower rpm to
increase boost pressure and torque.
In addition to a higher level of
turbo boost pressure and an
increase in the amount of fuel injected, the engine has been fitted with an aerodynamically tuned air intake manifold as well as an exhaust system optimized both in terms of back
pressure and sound characteristics in order to enhance performance.