GPR Exhaust - Furore Evo4 Nero Slip-On for KTM DUKE 250 - 2021 to 2023 K-Type-Filter Covers and to provide progressive suspension

and to provide progressive suspension feel by changing oil level

If you study the diagram below

Balance adapter for rear wheel

Made for Extreme Conditions and Hard Enduro type Terrain

GPR Exhaust - Furore Evo4 Nero Slip-On for KTM DUKE 250 - 2021 to 2023 K-Type-Filter Covers and to provide progressive suspensionGPR's Furore Nero silencer has a black aluminum body, with avional caps made through CNC machining. It has a ceramic finish that withstands high temperatures, with an elliptical shape that measures 90mm. Product Features SOUND: Upgraded sound from stock exhaust. PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding WEIGHT: Lighter than stock exhaust Technical Specifications Shape: Oval Body Color: Matte