The Alpina D3 (F30) 3.0d Switch-Tronic, produced between 2013 and 2015, represents a unique blend of luxury, performance, and diesel efficiency. Based on the BMW F30 3 Series platform, the D3 was Alpina’s take on a high-performance diesel sedan, aimed at buyers seeking a sophisticated alternative to traditional gasoline-powered sports sedans. This particular variant, equipped with the 3.0-liter inline-six diesel engine producing 350 horsepower and paired with Alpina’s Switch-Tronic eight-speed automatic transmission, occupied the top position within the D3 lineup. It served as a compelling option for those desiring strong acceleration, refined cruising, and respectable fuel economy in a practical four-door package.
Technical Specifications
| Brand | Alpina |
| Model | D3 |
| Generation | D3 (F30) |
| Type (Engine) | 3.0d (350 Hp) Switch-Tronic |
| Start of production | 2013 |
| End of production | 2015 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 6 l/100 km (39.2 US mpg, 47.1 UK mpg, 16.7 km/l) |
| Fuel consumption (extra urban) | 4.9 l/100 km (48 US mpg, 57.6 UK mpg, 20.4 km/l) |
| Fuel consumption (combined) | 5.3 l/100 km (44.4 US mpg, 53.3 UK mpg, 18.9 km/l) |
| CO2 emissions | 139 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 4.6 sec |
| Acceleration 0 – 62 mph | 4.6 sec |
| Acceleration 0 – 60 mph | 4.4 sec |
| Maximum speed | 278 km/h (172.74 mph) |
| Emission standard | Euro 6 |
| Power | 350 Hp @ 4000 rpm |
| Power per litre | 116.9 Hp/l |
| Torque | 700 Nm @ 1500-3000 rpm (516.29 lb.-ft. @ 1500-3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine displacement | 2993 cm3 (182.64 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 90 mm (3.54 in.) |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | BiTurbo, Intercooler |
| Engine systems | Particulate filter |
| Wheelbase | 2810 mm (110.63 in.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 8 gears, automatic transmission Switch Tronic |
| Tires size (Front) | 245/35 ZR19 90Y XL |
| Tires size (Rear) | 265/35 ZR19 94Y XL |
| Wheel rims size (Front) | 8J x 19 |
| Wheel rims size (Rear) | 9J x 19 |
Powertrain & Engine Architecture
The heart of the D3 3.0d is Alpina’s version of the BMW N57D30 inline-six diesel engine. While based on the BMW unit, Alpina extensively modified the engine with upgraded turbochargers, a larger intercooler, and a revised engine management system. These changes resulted in a significant power increase to 350 horsepower and a robust 700 Nm (516 lb-ft) of torque, available from a low 1500 rpm. The engine utilizes a common-rail direct injection system and a bi-turbo setup, providing both strong low-end grunt and high-rpm power. The Switch-Tronic eight-speed automatic transmission is a ZF unit, specifically calibrated by Alpina for smoother shifts and quicker response times. It features a Sport mode and the ability to manually select gears via steering wheel-mounted paddles. The calibration focused on minimizing torque interruption during shifts, a common characteristic of some automatic transmissions, and optimizing for both performance and fuel efficiency.
Driving Characteristics
The D3 3.0d Switch-Tronic delivers a remarkably refined and potent driving experience. The abundant torque allows for effortless acceleration in virtually any gear, making it an excellent grand tourer. The 0-60 mph sprint takes approximately 4.4 seconds, placing it firmly in sports car territory. Compared to the standard BMW 335d, the Alpina offers a more responsive throttle, quicker gear changes, and a generally more engaging driving feel. While not as overtly sporty as the gasoline-powered Alpina B3, the D3 provides a compelling balance of performance and comfort. The automatic transmission is well-matched to the engine’s characteristics, providing smooth and decisive shifts. The gear ratios are tuned to maximize acceleration in the lower gears while maintaining comfortable cruising speeds at higher gears. The overall experience is one of effortless power and refined control.
Equipment & Trim Levels
The D3 3.0d Switch-Tronic came generously equipped as standard. Interior features included Alpina-specific leather upholstery, unique wood trim, and Alpina badging throughout the cabin. Standard equipment also included a premium sound system, navigation, and a host of driver-assistance features. Optional extras included a panoramic sunroof, upgraded leather options, and Alpina’s signature 20-inch alloy wheels. The interior was designed to provide a luxurious and comfortable environment, befitting the car’s premium positioning. Alpina offered a bespoke service allowing customers to personalize their D3 with a wide range of interior and exterior options, further enhancing the exclusivity of the vehicle. The standard interior trim typically featured a combination of leather and dark wood veneers, creating a sophisticated and understated aesthetic.
Chassis & Braking
The D3’s chassis benefited from Alpina’s expertise in suspension tuning. While retaining the basic BMW 3 Series architecture, the D3 featured stiffer springs, revised dampers, and a larger rear stabilizer bar. These modifications improved handling and reduced body roll without compromising ride comfort. The braking system consisted of high-performance brakes with larger rotors and calipers compared to the standard 3 Series. This provided ample stopping power to match the car’s performance capabilities. The suspension setup aimed to strike a balance between sporty handling and everyday usability, making the D3 a comfortable and capable vehicle in a variety of driving conditions. The rear suspension geometry was also subtly adjusted to improve stability under hard acceleration.
Market Reception & Comparison
The Alpina D3 3.0d Switch-Tronic was generally well-received by automotive critics. It was praised for its blend of performance, refinement, and fuel economy. Compared to other high-performance diesel sedans, such as the Audi S6 TDI, the D3 offered a more focused driving experience and a more luxurious interior. Its fuel economy figures of around 44.4 US mpg combined were also highly competitive. However, some critics noted that the D3’s price was significantly higher than that of the standard BMW 335d. The higher price reflected the Alpina’s hand-built nature, extensive modifications, and premium features. The D3 was often positioned as a more exclusive and refined alternative to the more mainstream performance diesel offerings from other manufacturers.
Legacy
The Alpina D3 (F30) 3.0d Switch-Tronic has proven to be a relatively reliable vehicle, with the N57D30 engine being known for its durability. The Switch-Tronic transmission has also demonstrated good long-term reliability. On the used car market, these models hold their value well, particularly those with low mileage and a full service history. The D3 represents a unique and desirable alternative to traditional performance sedans, offering a compelling combination of diesel efficiency, luxury, and driving enjoyment. It remains a sought-after vehicle for enthusiasts seeking a refined and capable grand tourer. Proper maintenance, including regular oil changes and adherence to the manufacturer’s service schedule, is crucial for ensuring the continued reliability of these vehicles. The D3’s blend of performance and practicality has cemented its place as a modern classic among automotive enthusiasts.
