Porsche9112008Overview/porsche/911/2008/base/

2008 Porsche 911

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2008 911.

Body PASSENGER CARTransmission Manual 6-spd

The 2008 Porsche 911 is a passenger car equipped with a 6-speed manual transmission, delivering EPA-estimated fuel economy of 16 mpg city, 23 mpg highway, and 19 mpg combined. In the context of the 911's long-term complaint history spanning from 1990 to 2014, the 2008 model year represents a notably low-complaint period with only 4 owner complaints recorded, compared to the peak of 50 complaints in 2007 and the lowest point of just 1 complaint in 1991. With only one recall issued and power train issues constituting the primary complaint area, the 2008 911 falls toward the more reliable end of the spectrum for this generation, suggesting reasonably dependable ownership for a high-performance sports car in this model year.

Model year202620252024202320222021202020192008

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Lug nut torque96 ft-lbsOEM · verified
EPA fuel economy16/23/19 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses OE oil filter 0PB115499A. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

OE service part numbers OEM · verified

Engine oil filter0PB115499A alt 99610721771
Engine air filter99611013152 alt 99711013174
Fuel filter99611025352
Spark plug99917022390 alt 99917010390
Battery9A7915105 alt 9A7915089G
Front wiper blades99662890111
Serpentine belt99610215192 alt 99610215168
Thermostat99610612554 alt 99610612573
Cabin air filter99757121902

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionManual 6-spd

Dimensions & weight NHTSA vPIC

Overall length175.6 in
Overall width72.8 in
Overall height51.6 in
Wheelbase91.7 in
Curb weight3157 lb
Track (front / rear)58.3 / 59.1 in
Weight distribution (front / rear)38/62

Ratings & economy EPA / vPIC

EPA city / highway / combined16 / 23 / 19 mpg
DrivetrainRear-Wheel Drive
Recommended fuelPremium Gasoline

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent road tests for the 911 of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.

3.4–3.7 sec0–60 mph (tested)quickest 3.40 sec — 2008 GT2 Coupe
YearTrim / engine0–60¼ mileHPDrivetrain
2008GT2 Coupe 3.6L Twin-Turbo F-63.40 sec11.40 sec530 hpRWD
2008GT2 Coupe 3.6L Twin-Turbo F-63.40 sec11.50 sec530 hpRWD
2008Turbo Coupe 3.6L Twin-Turbo F-63.40 sec11.70 sec480 hpAWD
2008Turbo Coupe 3.6L Twin-Turbo F-63.50 sec11.80 sec480 hpAWD
2008GT2 Coupe 3.6L Twin-Turbo F-63.70 sec11.80 sec530 hpRWD
2008Turbo Cabriolet 3.6L Twin-Turbo F-63.70 sec12.00 sec480 hpAWD
2007Turbo Coupe 3.6L Twin-Turbo F-63.20 sec11.40 sec480 hpAWD
2007Turbo Coupe 3.6L Twin-Turbo F-63.30 sec11.60 sec480 hpAWD

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine 75W-90 · GL-5 in the differential. Torque lug nuts to 96 ft-lbs. The firing order is 1-5-3-6-2-4.

Lubricants & capacities

Automatic Transmission FluidPDK Clutch and hydraulics: Pentosin FFL3
Automatic Transmission Fluid Capacity5.5
Automatic Transmission FluidPorsche part number 000043204-201
Automatic Transmission Fluid Capacity5.5
Differential Gear Oil75W-90 · GL-5
Differential Gear Oil Capacity3.2 Pints, mvc;Front
Differential Gear Oil75W-90 · GL-5
Differential Gear Oil Capacity2 Pints,

Engine torques

Intake Manifold to Engine Bolts9.5 ft-lbs
Exhaust Manifold to Cylinder Head Bolts17.0 ft-lbs
Intake Manifold to Engine Bolts7.5 ft-lbs
Exhaust Manifold to Cylinder Head Bolts11.0 ft-lbs

Chassis torques

Lug Nuts96 ft-lbs
Transfer Case Fill Plug21.0-22.0 ft-lbs
Transfer Case Drain Plug21.0-22.0 ft-lbs

Ignition

Cylinder Firing Order1-6-2-4-3-5
Cylinder Firing Order1-5-3-6-2-4

Brakes

Minimum Pad ThicknessFront: 0.079; Rear: 0.079 in
Minimum Shoe Thickness0.079 in

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 20,000 mi; spark plugs every 40,000 mi.

At 12,000 miAir Intake System (inspect) · Battery (inspect electrolyte level) · Body Latches, Locks & Hinges (inspect) · Body Water Drains (inspect) · Brake System (inspect) · Driveshaft (inspect)
Every 20,000 miEngine Oil (drain & refill) · Engine Oil Filter (replace)
Every 36,000 miAir Intake System (inspect) · Battery (inspect electrolyte level) · Body Latches, Locks & Hinges (inspect) · Body Water Drains (inspect) · Brake System (inspect) · Cabin Air Filter (replace)
At 40,000 miAccessory Drive Belt (inspect)
Every 40,000 miSpark Plugs (replace)
Every 48,000 miTransfer Case Assembly (drain & refill)
Every 60,000 miAccessory Drive Belt (inspect) · Drive Belt (replace)
At 108,000 miTransmission Fluid & Filter (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 2008 Porsche 911 follows a sharp 2007 spike in the federal record, when complaints reached 50 alongside one recall and one investigation. For 2008 itself, the available target-year data shows only four complaints distributed across Power Train (2), Structure/Engine (1), and Engine (1), with zero crash and zero fire reports. Across the broader model run, complaints stayed mostly in single digits from 1990 through 2001 before the 2007 outlier, and 2014 later recorded just two complaints with one recall. Because the year-by-year federal record does not contain a full 2008 entry, the data do not specify whether the low complaint counts reflect a true reliability improvement or simply sparser reporting. Still, relative to the 2007 peak, 2008 looks comparatively clean on the federal file. For a used buyer, 2008 appears to be a reasonable year to consider, provided a pre-purchase inspection covers the Power Train and Engine systems and the car has documented maintenance.

1
Open recalls
NHTSA campaigns
362
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
4
Owner complaints
0 involved a crash · 0 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 4 complaints on record, top 3 components.

Power Train2
Structure,Engine1
Engine1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 1 of 1 campaigns on record for this vehicle.

20E091000Suspension:Front:Macpherson StrutReported 11/12/2020

Ohlins USA, Inc (Ohlins) is recalling certain Front Struts, part number POS 5N20. These struts were sold as part of Ohlins strut kits part number POZ MN02, intended for installation on 1999-2005 Porsche 911 Carrera 4… Remedy: Ohlins will notify owners, and dealers will request the return of all unsold kits containing the subject part from dealer/distributor inventory for a full refund. All owners who…

Technical service bulletins NHTSA · verified

Showing 5 of 362 bulletins on record with NHTSA.

BulletinDateComponentSummary
40/26 44072026-06-30WheelsWheel Bolt Replacement Requirement - Change from Wheel Bolts with Aluminum Washers to…
TSTR26362026-06-29Unknown Or OtherPorsche Tester Software Update Information Software Version: 44.200.031
TSTR26352026-06-29Unknown Or OtherPorsche Tester Software Update Information Software Version: 44.200.030
20/262026-06-25EngineOverview of Approved Porsche C20 Engine Oils (20/26)
19/26 17012026-06-25EngineOverview of Approved Porsche C30 Engine Oils (19/26)

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific 911. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

Does the 2008 911 have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the 911 get?

EPA figures are 16 city / 23 highway / 19 combined mpg.