PRO CIRCUIT Works Expansion Chamber Steel KTM SX/EXC250 0751125 yamaha-dt-125-r-125-1992-esi1081005 Warming inner lining: Removable warming

Warming inner lining: Removable warming vest

3 Packing: By Unit

Thin iridium electrode: Optimized to improve spark formation and provide more precise ignition

Biodegradable (free from acids

PRO CIRCUIT Works Expansion Chamber Steel KTM SX/EXC250 0751125 yamaha-dt-125-r-125-1992-esi1081005 Warming inner lining: Removable warmingThe original Pro Circuit Works Pipe offers unparalleled performance and power for every two stroke application. Increased horsepower and torque gains will quickly be noticed across the entire rpm range. The unplated, oiled metal finish requires some maintenance, but really gives your bike that "Works Look". Stamped AKDQ high quality carbon steel constructionHand welded and pounded seamsReinforced mounting brackets and stinger Homologation: FIM