Item description RACETECH TITANIUM. KTM 690 ENDURO R 2012 2013 2014. THIS SILENCER ONLY FITS ARROW LINK PIPE/COLLECTOR. KTM 690 LC4 var. A1 / A2 / A3. Very soon, alongside with the range of exhausts and accessories for 2-strokes bikes a new line of systems for 4-strokes bikes was designed and developed: tested in the demanding Paris-Dakar rally, these exhausts were on the race-winning Edi Orioli's Honda, in 1988.