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Alpina GT3 3.0 (408 Hp) Switch-Tronic

General information
Photo of 2012 - 2013 Alpina GT3 3.0 (408 Hp) Switch-Tronic Coupe (408 Hp) - technical specs and dimensions
Power 408 Hp @ 6000 rpm.
Torque 540 Nm @ 4500 rpm.
Acceleration 0 - 100 km/h 4.5 sec
Maximum speed 300 km/h
Fuel consumption (economy) - combined 9.6 l/100 km
Brand
Alpina
Model
B3
Generation
B3 Coupe (E92)
Modification (Engine)
GT3 3.0 (408 Hp) Switch-Tronic
Start of production
2012 year
End of production
2013 year
Powertrain Architecture
Internal Combustion engine
Powertrain architecture classifies the propulsion technology of the vehicle, such as internal combustion, electric (BEV), or hybrid.
Body type
Coupe
Body type refers to the structural design and shape of the vehicle (such as Sedan, Hatchback, SUV, or Coupe).
Seats
4
Seat count specifies the maximum passenger capacity the vehicle is legally approved to transport at once.
Doors
2
Door count indicates the total number of entry points for passengers and cargo access (e.g., 3-door, 5-door).

Alpina B3 Review

The Alpina B3 B3 (E46) (GT3 3.0 (408 Hp) Switch-Tronic) is a Coupe vehicle that entered production in 2012. Under the hood, it features a 2979 cm3 engine that pushes out 408 Hp @ 6000 rpm.. Drivers can expect a 0-100 km/h acceleration time of 4.5 sec and a maximum speed of 300 km/h. It achieves a combined fuel economy of 9.6 l/100 km and is paired with Rear wheel drive. Technically, the vehicle features a Front, Longitudinal engine placement and is equipped with a 6-cylinder block. It produces a maximum torque of 540 Nm @ 4500 rpm..

The **Alpina B3 Alpina B3 (E46) GT3 3.0 (408 Hp) Switch-Tronic** is a remarkable vehicle that combines performance with comfort. Under the hood, it features a powerful engine delivering **Hydraulic Steering** and **540 Nm @ 4500 rpm.** of torque. This **63 l** vehicle is equipped with a **N/A** system, ensuring a smooth driving experience. With a **Rear wheel drive** configuration, it offers stability and control in various driving conditions. It accelerates from 0 to 100 km/h in just **15 sec**, reaching a top speed of **N/A**. The Alpina B3 stands out in its class with its engineering excellence and driving dynamics.
📊 Model Comparison AnalysisThis model delivers **+48 Hp** more power compared to its sibling 3.0i Biturbo (360 Hp) Switch-Tronic, is **0.4 seconds** faster from 0 to 100 km/h, is approximately **5%** more fuel efficient.
FAQ
How many horsepower does Alpina GT3 3.0 (408 Hp) Switch-Tronic have? +
The Alpina GT3 3.0 (408 Hp) Switch-Tronic model is equipped with an engine producing 408 Hp @ 6000 rpm. total horsepower.
What is the fuel type of Alpina GT3 3.0 (408 Hp) Switch-Tronic? +
This vehicle operates on a 9.6 l/100 km fuel system.
What is the 0-100 km/h acceleration of Alpina GT3 3.0 (408 Hp) Switch-Tronic? +
The Alpina GT3 3.0 (408 Hp) Switch-Tronic can accelerate from 0 to 100 km/h in just 4.5 sec.
What is the top speed of Alpina GT3 3.0 (408 Hp) Switch-Tronic? +
According to technical specs, the maximum speed of the vehicle is 300 km/h.
What drivetrain does the Alpina GT3 3.0 (408 Hp) Switch-Tronic have? +
This model transfers power to the road via a Rear wheel drive drivetrain.
Is the Alpina GT3 3.0 (408 Hp) Switch-Tronic a good car? +
Considering the technical specs and market position, the Alpina GT3 3.0 (408 Hp) Switch-Tronic is a highly competitive and desirable model in its class.
Performance specs
Fuel consumption (economy) - urban
13.7 l/100 km
Fuel consumption shows how much fuel the car consumes on average per 100 km. Lower figures represent better fuel economy and lower running costs.
Fuel consumption (economy) - extra urban
7.2 l/100 km
Fuel consumption shows how much fuel the car consumes on average per 100 km. Lower figures represent better fuel economy and lower running costs.
Fuel consumption (economy) - combined
9.6 l/100 km
Fuel consumption shows how much fuel the car consumes on average per 100 km. Lower figures represent better fuel economy and lower running costs.
CO2 emissions
224 g/km
Fuel Type
Petrol (Gasoline)
Fuel type defines the primary source of energy required by the vehicle’s engine (petrol, diesel, electricity, hybrid, LPG, etc.).
Acceleration 0 - 100 km/h
4.5 sec
The 0-100 km/h sprint time measures how quickly the vehicle accelerates from a standstill. It is a key indicator of raw performance and responsiveness.
Acceleration 0 - 62 mph
4.5 sec
The 0-100 km/h sprint time measures how quickly the vehicle accelerates from a standstill. It is a key indicator of raw performance and responsiveness.
Acceleration 0 - 60 mph
4.3 sec
Acceleration 0-200 km/h
15 sec
Maximum speed
300 km/h
Maximum speed represents the upper limit of velocity the vehicle can reach, limited by gear ratios, engine power, and aerodynamic resistance.
Emission standard
Euro 5
Weight-to-power ratio
3.8 kg/Hp, 265.8 Hp/tonne
Weight-to-torque ratio
2.8 kg/Nm, 351.8 Nm/tonne
Engine specs
Power
408 Hp @ 6000 rpm.
Power per litre
137 Hp/l
Power per litre (specific power) measures the engine power relative to its displacement. A higher value indicates advanced efficiency and engineering quality.
Torque
540 Nm @ 4500 rpm.
Torque represents the engine’s rotational force, which determines pulling power. High torque ensures responsive acceleration and stronger uphill performance.
Engine layout
Front, Longitudinal
Engine layout defines the position and alignment of the engine block. This layout affects the car’s weight distribution, handling, and interior cabin space.
Engine displacement
2979 cm3
Engine displacement represents the combined volume of all cylinders. It is a direct indicator of engine size and baseline performance potential.
Number of cylinders
6
Cylinder count represents the number of combustion chambers. More cylinders generally result in smoother operation and a refined engine note.
Engine configuration
Inline
Cylinder bore
84 mm
Piston stroke
89.6 mm
Compression ratio
9.4:1
Number of valves per cylinder
4
Valves per cylinder control the airflow into and exhaust out of the engine. More valves improve high-RPM breathing and performance.
Fuel injection system
Direct injection
Engine aspiration
BiTurbo, Intercooler
Aspiration describes how the engine draws air into its cylinders, distinguishing naturally aspirated setups from turbochargers or superchargers.
Valvetrain
DOHC
Space, Volume and weights
Kerb Weight
1535 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. weight
2040 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. load
505 kg
Trunk (boot) space - minimum
430 l
Fuel tank capacity
63 l
Dimensions
Length
4668 mm
Width
1782 mm
Height
1405 mm
Wheelbase
2760 mm
Front track
1503 mm
Rear / Back Track
1502 mm
Drivetrain, brakes and suspension specs
Drivetrain Architecture
The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Drive wheel
Rear wheel drive
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Number of gears and type of gearbox
6 gears, automatic transmission Switch-Tronic
Front brakes
Ventilated discs, 380x35 mm
The brake system is a vital safety component that uses friction to slow down or bring the vehicle to a complete stop.
Rear brakes
Ventilated discs, 355x32 mm
The brake system is a vital safety component that uses friction to slow down or bring the vehicle to a complete stop.
Assisting systems
ABS (Anti-lock braking system)
Steering type
Steering rack and pinion
Power steering
Hydraulic Steering
Tires size
Front wheel tires: 245/35 R19Rear wheel tires: 265/35 R19
Tire size specifies the tread width, aspect ratio, and rim diameter, affecting the balance between handling grip and ride comfort.
Wheel rims size
Front wheel rims: 8.5J x 19Rear wheel rims: 9.5J x 19
Common OBD2 Fault Codes
P0306 🔴 High
Cylinder 6 Misfire Detected
Diagnostic Guide
P0316 🔴 High
Misfire Detected on Startup (First 1000 Revolutions)
Diagnostic Guide
P0320 🔴 High
Ignition/Distributor Engine Speed Input Circuit
Diagnostic Guide
P0325 🟡 Medium
Knock Sensor Circuit Malfunction (Bank 1)
Diagnostic Guide
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User Reviews
C
Charlie A.
2 months ago
★★★☆☆
Decided on this after deep research. The 408 Hp @ 6000 rpm. hp feels powerful on the road. Comfort is top-notch, great seats. Planning to keep it for a long time.
•
H
Harry 84
23 months ago
★★★★★
How is the long-term reliability of this model?
•
O
Oliver B.
10 weeks ago
★★★★☆
Finally got the keys today. The 408 Hp @ 6000 rpm. hp feels more than enough for daily driving. Comfort is top-notch, great seats. If you are thinking about buying one, go test drive it.
•
O
Oliver B.
21 months ago
★★★★★
Perfect size and choice for our small family. 9.6 l/100 km efficiency is surprisingly good for this class. Spacious interior and practical cargo capacity. If you're undecided, just go for it.
•
O
Oliver X
4 weeks ago
★★★★★
Perfect size and choice for our small family. 9.6 l/100 km efficiency is surprisingly good for this class. Suspension handles bumps and rough roads very smoothly. If you're undecided, just go for it.
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