Tire Size
Equivalent
Diameter
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14"
15"
16"
17"
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22"
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24"
26"
Select a Size to Compare Prices on Available Tires
Porsche equips the 2009 Boxster S with more than one stock tire size. Select each size option to see available tires.
Filter Tire Results [+]
Potenza RE980AS PlusAll Season | Ultra High Performance
235/40R18 Avg. $166.50
265/40R18 Avg. $241.00
ADVAN Sport A/S PlusAll Season | Ultra High Performance
235/40R18 Avg. $195.75
265/40R18 Avg. $227.25
$110 REBATE
ExtremeContact DWS 06 PlusAll Season | Ultra High Performance
235/40R18 Avg. $200.60
265/40R18 Avg. $259.00
$50 REBATE
g-Force Phenom T/ASummer | Ultra High Performance
235/40R18 Avg. $200.67
265/40R18 Avg. $266.00
Azenis FK460 A/SAll Season | Ultra High Performance
235/40R18 Avg. $211.00
265/40R18 Avg. $265.00
Potenza Sport ASAll Season | Ultra High Performance
235/40R18 Avg. $213.00
265/40R18 Avg. $284.00
$110 REBATE
ExtremeContact Sport 02Summer | Supreme Performance
235/40R18 Avg. $227.00
265/40R18 Avg. $292.00
$80 REBATE
Pilot Sport All Season 4All Season | Ultra High Performance
235/40R18 Avg. $236.00
265/40R18 Avg. $298.00
$80 REBATE
Pilot Sport 4SSummer | Supreme Performance
235/40R18 Avg. $261.33
265/40R18 Avg. $331.33
$80 REBATE
Pilot Sport PS2Summer | Supreme Performance
235/40R18 Avg. $299.75
265/40R18 Avg. $433.00