Kamora ho hlahisa BMW Alpina B4 Bi-Turbo Coupé, mokoetlisi oa Bavaria joale o itokisetsa ho hlahisa mofuta oa eona o fetohang, BMW Alpina B4 Bi-Turbo Cabriolet.
Alpina, lilemong tse ka bang 50 tsa ho phela, esale a leka ho khotsofatsa litakatso tsa ba batlang ho ba le…”e khethehileng” BMW. Ebang ke ka chebahalo e sebete kapa ntlafatso ea ts'ebetso, mefuta ea Alpina e bonahala e le "liphiri tse apereng seaparo sa nku", mohlala oa eona ke BMW Alpina B7 Biturbo.
E le ho tsoela pele ka khōlo eo e kileng ea e-ba teng lilemong tsa morao tjena, Alpina o itokisetsa ho hlahisa "lebenyane" la morao-rao la ntlo: BMW Alpina B4 Bi-Turbo Cabriolet. Moetso ona o ipapisitse le BMW 4 Series Cabriolet e ncha.
BMW Alpina B4 Bi-Turbo Cabriolet, joalo ka mofuta oa Coupé, e tla ba le enjene ea 3.0 Twin-Turbo six-cylinder (N55), e fana ka 410 hp lipakeng tsa 5500 rpm le 6250 rpm le 600 nm ea torque e phahameng ka 3000 rpm. Lebokose la gear ea lebelo le robeli la ZF Sport-Automatic le lokela ho lumella ho potlakisa ho tloha ho 0 ho isa ho 100 km/h ka metsotsoana e 4.2 feela le lebelo le holimo ho feta 300 km/h.
Mabapi le bokantle, liphetoho li latela mokhoa o tloaelehileng oa brand, ho tloha ka mabili a alloy a 20-inch, ho ea ka 'mele o mabifi-kit le ho qetella ka mokhoa o mocha oa ho qeta lipapali tse' nè. Ka lehlakoreng le leng, ka hare ho lokela ho etsoa ka li-logos tse 'maloa tsa Alpina, hammoho le liphetoho tse nyenyane ho setereng le limmete tsa fatše. Hape ho lokela ho ba le liphetoho tabeng ea ho fanyeha.
E reretsoe ho hlahisoa ho Geneva Motor Show, BMW Alpina B4 Bi-Turbo Cabriolet e lebelletsoe ho tsebisoa nakong ea selemo.