OEM KTM 2021- 2023 390 Duke RC 390 AKRAPOVIČ Slip-on Line,Zard STAINLESS STEEL-ALU EURO 3 HOMOLOGATED SLIP-ON for KTM,Coffman's Shorty Exhaust for KTM Duke 390 RC390 2017 2018,Exhaust system GKT0119TOMA for Ktm DUKE 790 (18-20) bike,2021-2023) Coffman Slip-On Exhaust for KTM Duke 390