03 and later Boxsters do not have replaceable spark plug tubes like 02 and earlier Boxsters. Yes they can be replaced, but you would have to tear down the engine to do so.
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2003 Boxster S
| 987 Air Box | K&N Air Filter | 76mm Intake Pipe| 996 76mm TB | 997 Distribution T | Secondary Cat Delete Pipes | Borla Muffler | NHP 200 Cell Exhaust Headers |
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