38mm Exhaust Spring Header Muffler for KTM 520 MXC Racing 4-Stroke 2001 - 2002

38mm Exhaust Spring Header Muffler for KTM 525 EXC Racing 4-Stroke 2003 - 2007

38mm Exhaust Spring Header Muffler for KTM 350 EXC-F 2012

38mm Exhaust Spring Header Muffler for KTM 620 LC4 Duke E 1998

38mm Exhaust Spring Header Muffler for KTM 640 LC4 Adventure R 1999 - 2005

38mm Exhaust Spring Header Muffler for KTM 640 LC4 Adventure 2003

38mm Exhaust Spring Header Muffler for KTM 400 EXC Racing 4-Stroke 2000 - 2002

38mm Exhaust Spring Header Muffler for KTM 660 LC4 Rally Factory Replica 2003