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knock-out-ends for full-wrap handguards
1999-2006 Polaris 500 Classic
1979-1980 Suzuki DS185
2023-2024 Honda SXS1000M5 Pioneer 1000-5 Forest
Easy set by rider start trigger
Ngk 21066 NGK Direct Fit Oxygen Sensors control-handlebars-accessories-risers knock-out-ends for full-wrap handguardsNTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic
