Including type approval; only valid for LC4 640 with Mikuni carburetor. Can only be fitted in combination with original header. Removable noise reduction insert. 60 % weight reduction compared with original stainless steel version. We recommend use of the appropriate air box cover and the following main jet: Mikuni carburetor: 157.5 (584.31.023.157); Kehin carburetor: 188 (545.31.623.188).

• Closed Course Competition Use Only 

• Titanium

FITMENT

• KTM 625 SMC 2004
• KTM 625 SXC 2003-2004
• KTM 640 Adventure 2005, 2007
• KTM 640 LC4 Adventure 2003, 2006

PROPOSITION 65

⚠️WARNING

This product can expose you to chemicals known to the State of California known to cause Cancer or birth defects and reproductive harm. For more information go to: https://oehha.ca.gov/proposition-65