2022-2026 Polaris Patriot Boost 850 RMK / VR1 / Assault Performance Products & Parts | Speedwerx, Inc.
For tech info, dyno tests, and videos, check out the product pages below or click here - Technical Information & Videos
Update Feb 2024: Speedwerx Tunes and Mufflers Tested at DynoTech Research!
To see the full article from DTR CLICK HERE

Boost VR1 Low Elevation Calibration
- Stock Tune: 185.2 hp with Stock Muffler Mod
- Stage 2 - 91 Non-Oxy Pump Gas ECU Tune: 200.1 hp with Stock Muffler Mod / 200.0 hp with Std Lightweight Muffler
- Stage 2.5 - 91 Non-Oxy Pump Gas ECU Tune: 210.6 hp with Stock Muffler Mod / 212.4 hp with Std Lightweight Muffler / 213.6 hp with L2 Muffler
- Stage 4 - 110+ Octane Race Gas ECU Tune: 259.0 hp with L2 Muffler
- Speedwerx R2 Series Bearing Grade Racing Roller // TEAM BOSS Driven Clutch - 2016-2021 Arctic Cat Snowmobiles and 2018-2022 Wildcat XX - 2021+ Polaris Snowmobile - 2016+ Polaris ATV and UTV - Sold Individually$38.95sku:460329-SPX
Speedwerx R2 Series Bearing Grade Racing Rollers for the 2016-2021 Arctic Cat TEAM B.O.S.S. clutch, 2021+ Polaris Snowmobiles, and 2016+ Polaris ATV's and UTV's are an upgrade from the factory rollers. Sold individually- quantity of two required per machine!
Learn More - ECU Mounting Bracket // 2022-2026 Polaris Matryx Chassis 650/850/9R/Boost Models$34.95sku:POL850T-EMB
This race-inspired ECU Mounting Bracket allows you to keep the ECU close to the OEM location when modifying the intake on the Matryx chassis machines.
Learn More - Exhaust Spring Hook Tool - 17''$31.95sku:6639-904Stop struggling with those exhaust springs- get this tool and make the job a breeze! Learn More
- Speedwerx Flexfit Hat - Black - Large Logo$30.00sku:SPXFF-21BLL
Get one of our new Flexfit Hats with an embroidered Speedwerx Logo!
Learn More - Speedwerx Flexfit Hat - Black - Small Logo$30.00sku:SPXFF-21BSL
Get one of our new Flexfit Hats with a Speedwerx Logo!
Learn More - Speedwerx Mesh Rope Hat // 30th Anniversary - Black/BlackSpecial Price $30.00 Regular Price $40.00sku:SPXTHMR-25BLKBLK30TH
- Speedwerx Perforated Rope Hat // 30th Anniversary - Black/BlackSpecial Price $30.00 Regular Price $40.00sku:SPXTHPR-25BLKBLK30TH
- Speedwerx R2 Series Bearing Grade Racing Roller // TEAM TSS-04 / TSS-98 / Tied Driven Clutch - Sold Individually$28.95sku:460079-SPX
Speedwerx R2 Series Bearing Grade Racing Rollers for the TEAM TSS-04, TSS-98, or Tied clutch. This is an upgrade from the factory rollers. Sold individually- quantity of two required per machine!
Learn MoreOut of stock - ODI 8'' Ruffian Handlebar Grips$26.95sku:5639-655Diamond pattern grips for optimal traction... NOTE: Grips might need to be trimmed to fit on some models. Learn More
- Exhaust Spring Hook Tool - 6''$26.90sku:57-8127
Stop struggling with those exhaust springs- get this tool and make the job a breeze!
Learn MoreOut of stock - Speedwerx H5 Alloy Secondary Clutch Springs // TEAM TSS-98 / TSS-04 / Tied$54.95sku:CCH5-JWe have the rates you need... Learn More
- Speedwerx Trucker Hat // 30th Anniversary - Red/WhiteSpecial Price $20.00 Regular Price $30.00sku:SPXTH-25RDWH30TH
- Speedwerx Flat Bill Hat // 30th Anniversary - Black/BlackSpecial Price $20.00 Regular Price $30.00sku:SPXFB-25BLKBLK30TH
- Speedwerx Flat Bill Hat // 30th Anniversary - Gray/BlackSpecial Price $20.00 Regular Price $30.00sku:SPXFB-25GRYBLK30TH
- Tee // Speedwerx First Edition // Black$20.00sku:SPXTS25-FEBLK
Get one of these new tees from Speedwerx and support your favorite brand!
Learn More - Speedwerx Thin Clutch Spacer / Washer // TEAM TSS-04 / TSS-98 Secondary$17.99sku:930710
This washer is about .030” thinner then the stock washer to allow you to properly set your belt deflection with narrower belts.
Learn More - Clutch Weight Bushing // TEAM Clutch - 2016-2021 Arctic Cat Snowmobile / Wildcat // P-22 Clutch - Polaris Snowmobile / UTV$15.95sku:RWB-2
New and Improved material as of April 2024!
These replacement weight bushings are for Speedwerx TEAM and P-22 clutch weights. Sold each.
Learn More - Tee // Speedwerx 30th Anniversary // Dark Heather GraySpecial Price $15.00 Regular Price $20.00sku:SPXTS25-30TH
Get one of these new tees from Speedwerx and support your favorite brand!
Learn More - Tee // Speedwerx Rental Car Test Driver // CreamSpecial Price $15.00 Regular Price $20.00sku:SPXTS25-RCTD
Get one of these new tees from Speedwerx and support your favorite brand!
Learn More - High Flow Intake Vent // 2022-2026 Polaris 850 Patriot Boost Models$13.99sku:POL850T-HFI
More Air = More Power! Our High Flow Intake Vent really helps the intake get even more fresh air, which helps the machines run more consistent and lowers the intake temps slightly.
Learn More - TEAM Delrin Washers // TSS-04 / TSS-98 / Tied Secondary Clutch$10.00sku:930650
The secondary spring has to rotate in the spring pocket as the clutch shifts. You can greatly reduce the scrubbing friction of the spring with the Delrin washer kit. Sold in a pack of 3.
Learn More - Tee // Speedwerx Retro 44 // Heather GraySpecial Price $10.00 Regular Price $20.00sku:SPXTEE22-GR
Get one of these new tees from Speedwerx and support your favorite brand!
Learn More - Clutch Weight Bushing // Arctic Cat & Polaris Models$9.95sku:RWB
These clutch weight bushings will work in Arctic Cat and Polaris clutch weights. Direct replacement for Arctic Cat part # 0646-160. Sold each.
New and Improved material as of April 2024!
Learn More - Drive Belt Removal / Deflection Adjustment Tool // TEAM TSS-04 & TSS-98 Secondary$7.95sku:930002A must have for your tool box... Learn More
- Speedwerx Primary Clutch Spring Life Washer - Nylon // Polaris P-22 Clutch$4.95sku:SPXPSLW-N
Recommended for all high performance and racing applications, these washers improve effieciency and prolong spring life by reducing the chances of the spring binding in the clutch.
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