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Porsche Cayman Service Costs & Schedule

What a Porsche Cayman actually costs to service, what needs doing at each interval, and where you can save. If you're buying one, we also cover how to check whether the previous owner actually kept up with the schedule.

987.1 (2005–2008)2.7L Flat-6, 3.4L S Flat-6
987.2 (2009–2012)2.9L DFI Flat-6, 3.4L S DFI Flat-6
981 (2013–2016)2.7L DFI Flat-6, 3.4L S DFI Flat-6, 3.8L GTS Flat-6
718 (2016–2023)2.0L Turbo Flat-4, 2.5L Turbo S Flat-4, 4.0L GT4 Flat-6

Porsche Cayman service: key facts

Routine service items

These are the items covered in a standard service. Most garages include oil, oil filter and a basic inspection. The rest are typically checked or replaced on a schedule.

Service itemIntervalTypical cost
Engine oil and filter
Porsche specifies 12,000 miles/12 months.
987.1, 987.2, 981, 718
12,000 miles or 1 year
£150–£250
Dealer: £300–£450
Air filter
Panel filter in airbox.
987.1, 987.2, 981, 718
40,000 miles or 4 years
£50–£100
Dealer: £120–£200

Major service items

These are the big-ticket items. Miss them and you risk engine or gearbox damage. The costs are higher but the consequences of skipping are much worse.

Service itemIntervalTypical cost
Gearbox oil
Porsche claims gearbox oil is 'lifetime' but specialists recommend 60,000 mile changes.
987.1, 987.2, 981, 718
60,000 miles or 6 years
£150–£250
Dealer: £300–£450

Has this Porsche Cayman been serviced on schedule?

Check the dealer service records to see if the work above was actually done.

★GB

£6.99 · Full refund if no records found

Periodic maintenance

Items that don't need doing at every service but should be on your radar at the right mileage or age.

Service itemIntervalTypical cost
Spark plugs
6 plugs on flat-6 engines, 4 on flat-4 turbo.
987.1, 987.2, 981, 718
40,000 miles or 4 years
£250–£400
Dealer: £450–£650
Brake fluid
Two-year interval regardless of mileage.
987.1, 987.2, 981, 718
2 years
£80–£150
Dealer: £150–£250
Coolant flush
6-year/60,000 mile interval.
987.1, 987.2, 981, 718
60,000 miles or 6 years
£200–£350
Dealer: £400–£600
Auxiliary belt and tensioner
Replace belt and tensioner together - tensioner failure can destroy belt suddenly.
987.1, 987.2, 981, 718
60,000 miles or 6 years
£200–£350
Dealer: £350–£500

Known issues to watch for

The most common problems reported on the Porsche Cayman, ranked by severity.

dangerous
IMS bearing failure (987.1)
The intermediate shaft (IMS) bearing supports the shaft that drives the camshafts on M96 and M97 flat-six engines.
dangerous
Bore scoring (rare but possible on S)
Cylinder wall scoring occurs when the bore surface becomes scratched or gouged, typically due to inadequate lubrication or debris in the oil system.
dangerous
Oil starvation on track use
The 3.4L M97 engine suffers oil starvation under sustained high-G cornering due to inadequate oil pan design and pickup tube positioning.
dangerous
Brake pipe corrosion
MOT data shows Cayman models fail brake pipe corrosion tests at 7.7x the national fleet average, with 10,700 recorded failures across all generations.

10 more known issues tracked. Check a specific Porsche Cayman's service records — a missed service on one of these issues could mean an expensive surprise.

Buying a used Porsche Cayman? Check its service history first.

A Cayman with a patchy service history can cost you thousands in missed timing belts, skipped oil changes, and hidden neglect. We pull the franchised dealer records — every visit, every stamp, every mileage reading — so you can see exactly what's been done and what's been skipped.

£6.99 · No records found = full refund, zero risk

Related

Porsche Cayman service FAQs

How often does a Porsche Cayman need servicing?

A Porsche Cayman needs servicing every 12,000 miles or 1 year, whichever comes first. Porsche specifies 12,000 miles/12 months.

What does a Porsche Cayman service cost?

A basic service at an independent garage costs £150–£250. Main dealer servicing runs £300–£450. Major items like timing belts or gearbox services cost significantly more. Independent garages are typically 30 to 50% cheaper for the same work.

Is a Porsche Cayman expensive to maintain?

Routine servicing starts from £150 at an independent garage, which is above average for this class of car. The bigger costs come from periodic items like timing belts, brake fluid changes, and transmission servicing. Keeping on top of the schedule avoids expensive failures.

How do I check a Porsche Cayman's service history?

You can check any Porsche Cayman's official dealer service records online using just the registration number. The check retrieves every logged dealer visit, including dates, mileage, and work done, so you can see whether the schedule has been followed or if there are gaps. It costs £6.99 and you get a full refund if no records are found.