K-FACTORY SUZUKI GSX-R600（ '04-'05） '04-'05 Diablo Opium Full exhaust Price：￥354,900(including tax) Oil element × Tandem step × Normal step ○ Center stand - Under cowl ○ Oil change ○ Weight(kg) - Sound(db) - System 4-2-1 '04-'05 Quattro Full exhaust Silencer Specs：Titanium-110-490-42-SBL-A-Straight Price：￥199,500(including tax) Oil element ○ Tandem step ○ Normal step ○ Center stand - Under cowl ○ Oil change ○ Weight(kg) - Sound(db) 98db System 4-2-1 '04-'05 Bolt-on Slip-on muffler Specs：Titanium-110-490-42-SBL-B-Curl Price：￥89,250(including tax) Oil element ○ Tandem step ○ Normal step ○ Center stand - Under cowl ○ Oil change ○ Weight(kg) - Sound(db) 98db System 4-2-1