Do a bit of search for DIY
Basically you need to cut a boss off the engine block
It's a pita due to the small room you'll have to operate in
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I still wave at Boxsters, but they no longer wave back :-(
2002 Boxster S "Violet" (sold but not forgotten)
2009 Carrera 4S "Kelsey" (current ride)
2015 FIAT 500e "Nikki" my commuter car