- K.I.Z für immer by Tarek K.I.Z (Ft. Maxim K.I.Z) prod. by Drunken Masters & Philipp Hoppen
- Klassenfahrt by K.I.Z prod. by Mach One
- Klassenfahrt (Flashgordon Remix) by K.I.Z prod. by Flashgordon (Produzent)
- Kleid deiner Mutter by Karate Andi (Ft. Mine) prod. by Die Achse
- Kleiner dicker Bruder by Mach One (Ft. BRKN, Kev & K-Ser) prod. by BRKN, KevBeats, Mach One & Mike Martn
- Klopapier by K.I.Z prod. by WassBass
- Koksen ist scheiße by K.I.Z (Ft. Basstard, Defy, Drama Kuba, Flexis, Kalusha, Kannibal Rob, King Orgasmus One, Mach One, Said, Smoky & Tony D)
- Koksen ist scheiße (Promo Version) by K.I.Z (Ft. Boba Fettt)
- Komm rein by Tony D (Ft. K.I.Z) prod. by Tai Jason
- Kontrolle by K.I.Z (Ft. Nicola Rost) prod. by KevBeats
- Künstlerische Differenzen by Fatoni & Edgar Wasser prod. by Drunken Masters & Torky
- Kurth by K.I.Z prod. by Dein Vater
- Küss mir den Schwanz by K.I.Z prod. by Tai Jason
- Küss mir den Schwanz (Promo Version) by K.I.Z
- Lach mich tot by K.I.Z prod. by Robot Koch
- Lach mich tot (Promo Version) by K.I.Z (Ft. Beat Gottwald & Kummer)
- Lass die Affen aus'm Zoo (Babos Remix) by Haftbefehl (Ft. K.I.Z) prod. by Bazzazian
- Lass die Sau raus by K.I.Z prod. by WassBass
- Lass die Scheine fliegen by Gloomy Boyz (Ft. Casper & Montana Max) prod. by DJ Krypt
- Lass uns feiern RMX by K.I.Z (Ft. Aret) prod. by WassBass