Exhaust Manifold / Y-Pipe Gasket for Polaris Patriot 9R (Fits 850 / Boost / 650) // SKU: 5815159
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SKU: 5815159
Reference Part Numbers: 5815159 (Replaces superseded part # 5814505)
Primary Application: Polaris Patriot 650, Patriot 850, Patriot 9R, and Patriot Boost snowmobiles (PRO-RMK, RMK Khaos, Indy, Switchback Assault, and XCR models).
Ensure a 100% leak-free, airtight seal between your engine cylinder exhaust ports and your Y-pipe manifold with this high-temperature Polaris Exhaust Manifold Gasket. Exhaust leaks at the Y-pipe flange lead to false O2 sensor and DET/knock sensor readings, sluggish throttle response, lost pipe pressure, and destructive hot exhaust gas blow-by inside your engine bay.
Manufactured from heavy-duty, high-temperature multi-layer embossed stainless s
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