Tire Size
Equivalent
Diameter
More Wheel Sizes
14"
15"
16"
17"
18"
19"
20"
21"
22"
23"
24"
26"
Select a Size to Compare Prices on Available Tires
Porsche equips the 2005 Boxster S with more than one stock tire size. Select each size option to see available tires.
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Potenza RE980AS PlusAll Season | Ultra High Performance
235/40R18 Avg. $172.00
265/40R18 Avg. $229.00
Proxes Sport A/SAll Season | Ultra High Performance
235/40R18 Avg. $176.00
265/40R18 Avg. $245.00
ExtremeContact DWS 06 PlusAll Season | Ultra High Performance
235/40R18 Avg. $188.75
265/40R18 Avg. $245.75
ADVAN Sport A/S PlusAll Season | Ultra High Performance
235/40R18 Avg. $195.00
265/40R18 Avg. $212.67
Potenza Sport ASAll Season | Ultra High Performance
235/40R18 Avg. $206.00
265/40R18 Avg. $277.00
Azenis FK460 A/SAll Season | Ultra High Performance
235/40R18 Avg. $211.00
265/40R18 Avg. $265.00
ExtremeContact Sport 02Summer | Supreme Performance
235/40R18 Avg. $218.00
265/40R18 Avg. $283.75
Pilot Sport All Season 4All Season | Ultra High Performance
235/40R18 Avg. $231.00
265/40R18 Avg. $290.67