Maintenance and Fluid Information for 2009 Porsche BOXSTER 3.4L
If you are planning an oil change on a 2009 Porsche BOXSTER 3.4L, the product lookup gives you two useful starting points: the engine-oil grades listed are 5W-40 and 0W-40. The matching product listings include SAE 5W-40 MS Synthetic European Motor Oil, SAE 5W-40 FS Synthetic European Motor Oil, SAE 0W-40 FS Synthetic European Motor Oil. Before buying oil, confirm that the product also meets the applicable manufacturer specification.
The service listing gives an oil quantity of 7.9 quarts with filter. Use that figure to plan the job, but check the level after filling rather than adding the entire amount without verifying it.
What synthetic oil options are available for my 2009 Porsche BOXSTER 3.4L?
Synthetic engine-oil listings for this vehicle include 5W-40, 0W-40. A synthetic listing does not by itself mean the vehicle manufacturer requires full synthetic oil.
What type of transmission fluid does my 2009 Porsche BOXSTER 3.4L take?
The transmission-fluid information for this vehicle lists dual-clutch transmission fluid.
What gear-oil weight is listed for my 2009 Porsche BOXSTER 3.4L?
The differential or gear-lubricant viscosities listed for this vehicle are 75W-90. These grades are product listings, not proof that each grade is suitable for every differential; check the correct axle and manufacturer requirements.
How many quarts of engine oil does my 2009 Porsche BOXSTER 3.4L need?
The listed engine-oil capacity for this vehicle is 7.9 quarts with filter.
When should I change the oil in my 2009 Porsche BOXSTER 3.4L?
Use the manufacturer’s maintenance schedule for this engine and operating conditions. The available application data does not establish an exact oil-change interval.

