Home >> Porsche >> 2011 >> 911 Speedster >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> 90 - Instruments, Alarm System -- CARRERA (997) >> WM 905019 Removing And Installing Horn (CARR. Coupe, CARR. S Coupe, "Sport Classic", CARR. GTS Coupe, CARRERA Black Edition, CARR. Coupe "Edition Style", CARR. CABRIO, CARR. S CABRIO, CARR. GTS CABRIO, CARRERA CABRIO Black Edition, CARR. CABRIO "Edition Style", CARR. 4 Coupe, Turbo Coupe, CARR. 4S Coupe, Turbo S Coupe, TARGA 4, TARGA 4S, CARR. 4 CABRIO, CARR. 4S CABRIO, Turbo CABRIO, Turbo S CABRIO, Speedster, Gt3, Gt2, Gt3 RS, Gt2 RS) >> Technical Values