What changes were made to the M coupe starting with April, 1999 production?
The following items were introduced or modified to the S50- and S52-powered M coupes beginning with April, 1999 production: -Chrome slats added to front “kidney” grilles -Chrome headlight surrounds added -Central locking upgraded to include the fuel door -Airbags upgraded to two-stage smart versions -Titanium Silver metallic (354) introduced in place of Arctic Silver metallic (309) -Oxford Green II metallic (430) introduced in place of Boston Green metallic (275)