STM Tuner Secondary Clutch for 2022+ Polaris RZR Pro R
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STM Tuner Secondary Clutch for 2022+ Polaris RZR Pro R

Bullet-proof your Pro R secondary clutch with EVP's STM Tuner Secondary Clutch calibrations dialed in specifically for customers running an EVP P54 Pro R Turbo System! The EVP calibrated STM Tuner Secondary is a must-have upgrade to get the absolute most out of any Pro R running at the P54-400, P54-450 & P54-500 horsepower levels and avoid OEM clutch failure.

  • Calibrated specifically for EVP P54 Pro R Turbo Systems (EVP TAPP Primary also required)
  • All-billet construction for added durability and reliability
  • Finned secondary design provides more airflow for lower belt and clutch temps
  • Includes secondary spring
  • Includes helix
  • Additional spring rates and helix angles available directly through STM

For best results, EVP recommends running the STM Tuner Secondary Clutch with our variety of EVP-Spec TAPP Primary Clutch Calibrations, AVAILABLE HERE.

403FP0059
$1,331.00
$1,331.00

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