POLARIS RZR XP 4 1000 PREMIUM Mufflers

S&S Cycle Power Tune XTO Race Only Mufflers

S&S Cycle offers Power Tune XTO race-only mufflers for a variety of applications, including many Polaris UTVs from 2015 and up. Welcome to the new world order of high performance exhaust for the SxS space! A high-flow stainless muffler body is combined with dual exits, each containing a removable spark arrestor as well as tunable inserts. Both sound and power can be adjusted by changing the inserts. Wide-open on the trails? Put the 2.25 in. inserts in and let it breathe. Rock crawling in Low? Replace the inserts with 1.375 in. for maximum torque. Additional tuning inserts are also available. Additional product details: * Improved power and torque * Dual outlet and stylized tips * Removable spark arrestors * 304 stainless steel construction * Meets J335 Forestry Standards * Use with or without factory rear cover * Clears most aftermarket bumpers * Does not require ECU tuning

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