2004-2006 Porsche Boxster (987) S 3.2 (280 Hp) Tiptronic

The Porsche Boxster (987) S 3.2 Tiptronic, produced from October 2004 to August 2006, represented a significant evolution of Porsche’s mid-engine roadster. Positioned as the higher-performance variant within the 987 generation, it bridged the gap between the base Boxster and the more focused Cayman S. This model utilized a 3.2-liter naturally aspirated flat-six engine paired with Porsche’s five-speed Tiptronic S automatic transmission, offering a blend of performance and convenience. It was a key offering in Porsche’s strategy to broaden the appeal of the Boxster, attracting buyers who desired the open-top experience with enhanced power and a more refined driving experience than the base model.

Technical Specifications

Brand Porsche
Model Boxster
Generation Boxster (987)
Type (Engine) S 3.2 (280 Hp) Tiptronic
Start of production October, 2004
End of production August, 2006
Powertrain Architecture Internal Combustion engine
Body type Roadster
Seats 2
Doors 2
Fuel consumption (economy) – urban 16.3 l/100 km (14.4 US mpg, 17.3 UK mpg, 6.1 km/l)
Fuel consumption (economy) – extra urban 7.9 l/100 km (29.8 US mpg, 35.8 UK mpg, 12.7 km/l)
Fuel consumption (economy) – combined 11 l/100 km (21.4 US mpg, 25.7 UK mpg, 9.1 km/l)
CO2 emissions 262 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 6.3 sec
Acceleration 0 – 62 mph 6.3 sec
Acceleration 0 – 60 mph 6.0 sec
Maximum speed 260 km/h (161.56 mph)
Emission standard Euro 4
Weight-to-power ratio 4.9 kg/Hp, 202.2 Hp/tonne
Weight-to-torque ratio 4.3 kg/Nm, 231 Nm/tonne
Power 280 Hp @ 6200 rpm
Power per litre 88.1 Hp/l
Torque 320 Nm @ 4700-6000 rpm (236.02 lb.-ft. @ 4700-6000 rpm)
Engine layout Middle, Longitudinal
Engine Model/Code M96.26
Engine displacement 3179 cm3 (193.99 cu. in.)
Number of cylinders 6
Engine configuration Boxer
Cylinder Bore 93 mm (3.66 in.)
Piston Stroke 78 mm (3.07 in.)
Compression ratio 11:1
Number of valves per cylinder 4
Fuel injection system Multi-port manifold injection
Engine aspiration Naturally aspirated engine
Valvetrain DOHC
Engine oil capacity 7.8 l (8.24 US qt | 6.86 UK qt)
Coolant 22.3 l (23.56 US qt | 19.62 UK qt)
Kerb Weight 1385 kg (3053.4 lbs.)
Max. weight 1670 kg (3681.72 lbs.)
Max load 285 kg (628.32 lbs.)
Trunk (boot) space – minimum 130 l (4.59 cu. ft.)
Fuel tank capacity 64 l (16.91 US gal | 14.08 UK gal)
Length 4329 mm (170.43 in.)
Width 1801 mm (70.91 in.)
Width including mirrors 1978 mm (77.87 in.)
Height 1295 mm (50.98 in.)
Wheelbase 2415 mm (95.08 in.)
Front track 1486 mm (58.5 in.)
Rear (Back) track 1528 mm (60.16 in.)
Ride height (ground clearance) 101-121 mm (3.98 – 4.76 in.)
Drag coefficient (Cd) 0.31
Minimum turning circle (turning diameter) 11.1 m (36.42 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 5 gears, automatic transmission
Front suspension Independent type McPherson
Rear suspension McPherson
Front brakes Ventilated discs, 318×28 mm
Rear brakes Ventilated discs, 299×24 mm
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Hydraulic Steering
Tires size Front wheel tires: 235/40 ZR 18Rear wheel tires: 265/40 ZR 18
Wheel rims size Front wheel rims: 8 J x 18Rear wheel rims: 9 J x 18

Powertrain & Engine Architecture

At the heart of the 987 S 3.2 Tiptronic lies the M96.26 engine, a 3.2-liter naturally aspirated flat-six. This engine builds upon the M96 series, known for its robust construction and smooth power delivery. The engine utilizes a dry-sump lubrication system, a hallmark of Porsche engineering, which ensures consistent oil supply even during aggressive cornering. Fuel delivery is managed by a multi-port fuel injection system, providing precise control over the air-fuel mixture. The engine features a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, optimizing breathing and contributing to its high-revving nature. The Tiptronic S transmission is a five-speed automatic with a torque converter. It offered both fully automatic operation and a manual shift mode, allowing drivers to select gears via steering wheel-mounted paddles or the gear selector. The transmission was designed to handle the engine’s 320 Nm (236 lb-ft) of torque, delivering smooth and relatively quick shifts.

Driving Characteristics

The 987 S 3.2 Tiptronic offered a distinct driving experience compared to its siblings. While the six-speed manual version provided a more engaging and direct connection to the engine, the Tiptronic offered a more relaxed and accessible driving style. Acceleration from 0-60 mph took approximately 6.0 seconds, and the car could reach a top speed of 161.56 mph. The automatic transmission, while efficient, did introduce a slight performance penalty compared to the manual. Gear ratios were tuned for a balance between acceleration and fuel economy. The Tiptronic’s programming prioritized smooth shifts, sometimes at the expense of immediate responsiveness. However, the manual shift mode allowed drivers to exert more control over gear selection, improving responsiveness during spirited driving. The mid-engine layout contributed to excellent balance and handling, making the Boxster S a rewarding car to drive on winding roads.

Equipment & Trim Levels

The Boxster S 3.2 Tiptronic came standard with a generous array of features. Interior appointments included leather upholstery, power-adjustable seats, and an automatic climate control system. Standard exterior features included 18-inch alloy wheels, a rear spoiler, and xenon headlights. Optional extras were plentiful, allowing buyers to personalize their vehicles. Popular options included navigation systems, upgraded audio systems (often Bose), ParkAssist, and various interior trim packages. The Tiptronic models often saw a higher take-rate on comfort-oriented options, reflecting the preferences of buyers seeking a more luxurious driving experience.

Chassis & Braking

The 987 Boxster S utilized a fully independent suspension system, with McPherson struts at both the front and rear. The suspension was tuned to provide a balance between comfort and handling. The S model featured stiffer springs and dampers compared to the base Boxster, resulting in reduced body roll and improved responsiveness. Braking duties were handled by ventilated disc brakes at all four corners. The front brakes measured 318x28mm, while the rear brakes were 299x24mm. An Anti-lock Braking System (ABS) was standard, enhancing safety and stability during hard braking. The car’s relatively low weight and balanced chassis contributed to its impressive braking performance.

Market Reception & Comparison

The Boxster S 3.2 Tiptronic was generally well-received by automotive critics. It was praised for its powerful engine, balanced handling, and comfortable interior. However, some critics noted that the Tiptronic transmission wasn’t as engaging as the six-speed manual. Compared to the base Boxster, the S model offered a significant performance upgrade, justifying its higher price tag. Compared to the Cayman S, the Boxster S offered a more open-air driving experience, but the Cayman S provided a slightly stiffer chassis and a more focused driving feel. Fuel economy was reasonable for a sports car of its caliber, averaging around 21.4 US mpg in combined driving. Reliability was generally good, although some owners reported issues with the intermediate shaft (IMS) bearing, a common concern for early 996 and 987 Porsche models.

Legacy

The Porsche Boxster (987) S 3.2 Tiptronic remains a desirable sports car in the used market. Its combination of performance, comfort, and open-top driving experience continues to appeal to enthusiasts. While the IMS bearing issue is a known concern, many owners have proactively addressed it with preventative maintenance. The 987 generation Boxster S is considered a sweet spot in the model’s history, offering a modern driving experience with a classic Porsche feel. Well-maintained examples command respectable prices, reflecting their enduring appeal and the Porsche brand’s reputation for quality and performance.

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