Toyota Racing Development
Toyota Racing Development (TRD) F Sport parts for Japanese IS sedan included a front spoiler, side skirts, rear spoiler, sport muffler and rear diffuser, diamond-like carbon fibre shock absorbers, 19-inch aluminium wheels (measuring 19x8.5J front and 19x9J rear, 45 mm front and 50 mm rear insets, 245/35ZR19 front and 265/30ZR19 rear tyres), member brace and performance dampers.