Description
QRS XP1 Secondary Helix for Ski-Doo 850 & 800 E-TEC
22UP MATRYX BOOST STAGE 1 +10HP 91 OCTANE V2 10 HR BREAK IN
We strongly recommend pairing this muffler with our Stage 2 Clutch Kit
Bearcat Z1 XT GS 2012
Secondary Clutch STM Category_Default Category/SLED/Yamaha/Viper QRS XP1 Secondary Helix forSTM Tuner Secondary Clutch The STM Tuner is an all billet secondary clutch designed for the RZR XP Turbo, Turbo S, and Pro XP. It's built for superior performance and versatility, using STM Gen 1 ATV style helixes. Features & Compatibility: All Billet Construction: A durable design for consistent performance. Flexible Use: Compatible with both the stock primary or an STM Rage primary clutch. Belt Compatibility: Works with OEM and OEM replacement
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























