SPARK GKT0116 KTM 790 / 890 Duke (2018+) Semi-Full Double Exhaust System "MotoGP" (approved; titanium) Hydraulic Clutch The slots have two purposes:

The slots have two purposes: first is to reduce the contact surface

Kawasaki ER-6N (2005 – 2011)

KTM 390 Duke (2013 – 2021)

all adjustments are made at the top together with the spring preload

Ducati MONSTER 900 (1993 — 2002)

SPARK GKT0116 KTM 790 / 890 Duke (2018+) Semi-Full Double Exhaust System "MotoGP" (approved; titanium) Hydraulic Clutch The slots have two purposes:Titanium double semi full exhaust system for KTM 790 890 Duke by SPARK. Spark is a certified company specialized in the production of high performance exhaust systems for cars and motorbikes since more than 40 years, historic supplier of prestigious companies such as AMG, Lamborghini, Porsche and many other. Mixing dedicated professionalism and great passion, Spark has been working for a long time to develop a unique and precious proposal to be