The BMW 3 Series Touring (E91) facelift, officially launched in 2008 as part of the Life Cycle Impulse (LCI) update, represented a significant refinement of the E91 generation. The 330i variant, powered by the naturally aspirated 3.0-liter inline-six engine and paired with the six-speed Steptronic automatic transmission, occupied a sweet spot in the lineup, offering a blend of performance and practicality. Produced from 2008 through 2012, this configuration aimed to deliver a more relaxed driving experience compared to its manual transmission counterparts, while still providing ample power for spirited driving. It was positioned as a mid-range offering, above the 320i and below the performance-oriented 335i.
Technical Specifications
| Brand | BMW |
| Model | 3 Series |
| Generation | 3 Series Touring (E91 LCI, facelift 2008) |
| Type (Engine) | 330i (272 Hp) Steptronic |
| Start of production | 2008 |
| End of production | 2012 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 10.7 l/100 km (22 US mpg, 26.4 UK mpg, 9.3 km/l) |
| Fuel consumption (extra urban) | 6.2 l/100 km (37.9 US mpg, 45.6 UK mpg, 16.1 km/l) |
| Fuel consumption (combined) | 7.9 l/100 km (29.8 US mpg, 35.8 UK mpg, 12.7 km/l) |
| CO2 emissions | 184 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 6.4 sec |
| Acceleration 0 – 62 mph | 6.4 sec |
| Acceleration 0 – 60 mph | 6.1 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 5.7 kg/Hp, 174.9 Hp/tonne |
| Weight-to-torque ratio | 4.9 kg/Nm, 205.8 Nm/tonne |
| Power | 272 Hp @ 6700 rpm |
| Power per litre | 90.8 Hp/l |
| Torque | 320 Nm @ 2750-3000 rpm (236.02 lb.-ft. @ 2750-3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | N53B30A |
| Engine displacement | 2996 cm3 (182.83 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 85 mm (3.35 in.) |
| Piston Stroke | 88 mm (3.46 in.) |
| Compression ratio | 12:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Naturally aspirated engine |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Coolant | 8.5 l (8.98 US qt | 7.48 UK qt) |
| Kerb Weight | 1555 kg (3428.19 lbs.) |
| Max. weight | 2095 kg (4618.68 lbs.) |
| Max load | 540 kg (1190.5 lbs.) |
| Trunk (boot) space – minimum | 460 l (16.24 cu. ft.) |
| Trunk (boot) space – maximum | 1385 l (48.91 cu. ft.) |
| Fuel tank capacity | 63 l (16.64 US gal | 13.86 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (12%) | 1700 kg (3747.86 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4527 mm (178.23 in.) |
| Width | 1817 mm (71.54 in.) |
| Width with mirrors folded | 1989 mm (78.31 in.) |
| Height | 1418 mm (55.83 in.) |
| Wheelbase | 2760 mm (108.66 in.) |
| Front track | 1500 mm (59.06 in.) |
| Rear (Back) track | 1529 mm (60.2 in.) |
| Ride height (ground clearance) | 141 mm (5.55 in.) |
| Drag coefficient (Cd) | 0.29 |
| Minimum turning circle (turning diameter) | 11.0 m (36.09 ft.) |
| 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 | 6 gears, automatic transmission |
| Front suspension | Independent coil spring |
| 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 | 225/45 R17 91Y |
| Wheel rims size | 8J x 17 |
INTRODUCTION
The E91 330i Steptronic, introduced with the 2008 LCI update, built upon the foundation of the E90 3 Series sedan and E92 coupe, offering the practicality of a station wagon (Touring) body style. The LCI brought revised styling cues, including updated headlights and taillights, along with interior refinements and improvements to the engine range. This variant specifically utilized the N53B30A engine, a 3.0-liter inline-six known for its smooth power delivery and relatively high efficiency. The six-speed Steptronic automatic transmission was a key feature, providing convenient gear changes and contributing to a more comfortable driving experience. It was a popular choice for families and individuals seeking a premium, versatile vehicle.
Powertrain & Engine Architecture
At the heart of the 330i Touring lay the N53B30A engine, a naturally aspirated 3.0-liter inline-six cylinder powerplant. This engine featured BMW’s Valvetronic technology, which allowed for stepless control of valve lift, optimizing both power and fuel efficiency. Direct fuel injection further enhanced combustion efficiency and reduced emissions. The engine produced 272 horsepower at 6700 rpm and 320 Nm (236 lb-ft) of torque between 2750 and 3000 rpm. The six-speed Steptronic automatic transmission, a conventional torque-converter automatic, was designed to provide smooth and responsive shifts. It offered a manual shift mode for greater driver control, although it wasn’t as sporty or quick-shifting as some dual-clutch transmissions available in other 3 Series models. The transmission’s gear ratios were tuned for a balance of acceleration and fuel economy.
Driving Characteristics
The 330i Touring with the Steptronic transmission offered a refined and comfortable driving experience. While not as overtly sporty as the manual transmission or 335i variants, it still provided ample power for everyday driving and overtaking maneuvers. The automatic transmission smoothed out power delivery, making it easy to drive in traffic. Acceleration from 0 to 60 mph took approximately 6.1 seconds, and the car had a governed top speed of 155 mph. The Steptronic transmission’s programming prioritized comfort over aggressive shifting, resulting in a less engaging experience for driving enthusiasts. However, the engine’s strong mid-range torque made it easy to maintain speed on the highway and provided sufficient power for carrying a full load of passengers and cargo.
Equipment & Trim Levels
The 330i Touring typically came well-equipped as standard. Common features included automatic climate control, power-adjustable front seats, a multi-function steering wheel, and a BMW Professional radio system. Upholstery was typically cloth or leatherette, with leather being an optional upgrade. Optional extras included a navigation system, premium sound system, sunroof, and parking sensors. The LCI update also brought subtle interior revisions, such as updated trim materials and improved switchgear. Specific trim packages, like Sport or Luxury, could be added to customize the vehicle’s appearance and features.
Chassis & Braking
The E91 330i Touring featured a sophisticated chassis designed to balance comfort and handling. It utilized an independent coil spring suspension at the front and an independent multi-link suspension at the rear. The suspension was tuned to provide a comfortable ride while still offering good body control. Braking duties were handled by ventilated disc brakes on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) and electronic stability control (ESC) were standard safety features. The 330i typically featured a slightly thicker rear stabilizer bar compared to the base 320i models, improving handling stability.
Market Reception & Comparison
The E91 330i Steptronic was generally well-received by automotive critics. It was praised for its refined engine, comfortable ride, and practical station wagon body style. However, some critics noted that the Steptronic transmission wasn’t as engaging as the manual transmission, and that the car lacked the outright performance of the 335i. Compared to the 320i, the 330i offered a significant performance upgrade, while the 335i provided even more power but at a higher price point. Fuel economy was respectable for a vehicle of its class, averaging around 29.8 US mpg in combined driving. Reliability was generally good, although some owners reported issues with the cooling system and oil leaks.
Legacy
The E91 330i Touring, particularly with the N53 engine and Steptronic transmission, has become a popular choice in the used car market. Its combination of practicality, performance, and refinement makes it an appealing option for buyers seeking a premium station wagon. The N53 engine, while known for its smooth operation, can be susceptible to carbon buildup over time, requiring periodic cleaning. Overall, the E91 330i Touring remains a well-regarded vehicle, offering a compelling blend of BMW’s signature driving dynamics and the versatility of a station wagon.
