British made exclusively for CRT Performance Parts Ltd Fuel Optimiser dongle for all Husqvarna 701, KTM 690 & GasGas 700 models but specially made for the 2021-on Euro 5 690/700/701 models, although works on any version fitted with lambda sensor in the header pipe.Simply fitted in line with the original O2 sensor the Fuel Optimiser gives the engine more fuel and allows the engine to run Buy vehicles with confidence. 2011 KTM 690 SMC in SANDY.View vehicle photos and current bid status. Copart UK offers auctions for cars, motorcycles & more. 9t0iFZ.