POLISPORT Radiator Cover - White - CRF 150L 8423800002 Square Sissy Bar Kit — Short "The EVR or Exhaust Valve

"The EVR or Exhaust Valve Type R is and electronically controlled valve that improves drivability at small throttle and low RPM ranges where it matters most to the rider

These do not replace the existing clamps

Now the flashing of the ECU is common place

2012-2013 KTM 450 SX-F FE - - 2012-2013 KTM 50 SXS - - 2011 KTM 250 XCF-W Six Days - - 2010-2011 KTM 530 XC-W Six Days - - 2010-2011 KTM 450 XC-W Six Days - - 2010 KTM 250 XCF-W Champions Edition - - 2010 KTM 450 EXC Champions Edition - - 2010 KTM 450 XC-W Champions Edition - - 2009-2015 KTM 50 SX Mini - - 2009-2015 KTM 50 SX - - 2009-2013 KTM 450 EXC - - 2009-2012 KTM 530 EXC - - 2009 KTM 50 SX Junior - - 2009 KTM 530 XC-W - - 2008-2009 KTM 65 XC - - 2008-2009 KTM 450 XC-F - - 2008-2009 KTM 85 XC - - 2008 KTM 450 XCR-W - - 2008 KTM 450 EXC-R - - 2008 KTM 530 XCR-W - - 2008 KTM 530 EXC-R - - 2007-2013 KTM 450 SX-F - - 2007-2009

The silencer sleeve is made of Titanium that attaches to the titanium end caps with stainless aircraft grade rivets and Titanium silencer bands

POLISPORT Radiator Cover - White - CRF 150L 8423800002 Square Sissy Bar Kit — Short "The EVR or Exhaust ValveIPD (in mold plastic decals) and DGP (durable gloss propylene) Injection molded, quality plastic components with a perfect OEM fit Glossy and flexible Impact and abrasion resistant Less prone to scratching or marking