NEW 690 SMC R; 690 Enduro R; Home KTM Store KTM Offroad Powerparts Exhaust 2 Stroke. 2 Stroke. KTM/FMF 2.1 TITANIUM POWERCORE 250/300
It's not a turbo motor; which benefits from free flowing exhausts.. That's why you have to repack exhausts periodically to get the most out of an exhaust system. To answer your question, running an open header (no silencer) is the loudest. However, every track I've ever ridden on have dB limits that you must achieve.FMF. Funnel Web Filter. G2 Ergonomics. KTM 690 Enduro/SMC-R (4) KTM 790 Adventure (5) Titanium Racing Exhaust System 690-701 (ALL) $1,452.95 Save 10% ($40.00) today when you shop RevZilla for your FMF Factory 4.1 Slip-On Exhaust KTM 690 Enduro R / 690 SMC 2008-2013! Free Shipping, Lowest Price Guaranteed & Top of the Line Expert Service. R8jn.