Polestar Upgrades Boost Volvo XC60 T8 Plug-In to 421HP By Sam McEachern Jul 10 2017 Share this Article Tweet Polestar will eventually work on EVs only, but for now, they stay tuning combustion-engined Volvos. Continue Reading... Filed under: Crossovers Featured Articles Hybrids Swedish VolvoTags: polestar, Volvo, Volvo T8, Volvo XC60, Volvo XC60 T8, XC60, XC60 T6