Home RSI - RSI Racing

RSI Backcountry Tapered Aluminum Handlebar – Black Anodized

$129.95

CAD: CA$177.30
EUR: €119.63
SEK: 1,373.26 Skr
NOK: Nkr1,364.72
GBP: £101.81

In Stock

SKU:TB-BC-BLK

RSI Hustler Chromoly Handlebar – 1″ Rise Legendary Strength. Proven Performance. Classic Chromoly Construction.

Add to wishlist

Compare

RSI Hustler Chromoly Handlebar – 1″ Rise Legendary Strength. Proven Performance. Classic Chromoly Construction.

$79.95

CAD: CA$109.08
EUR: €73.60
SEK: 844.88 Skr
NOK: Nkr839.63
GBP: £62.64

Available on backorder

SKU:CB-10-1R

RSI Boondoggler EVO Tapered Aluminum Handlebar Premium 7075-T6 Tapered Aluminum Performance

Add to wishlist

Compare

RSI Boondoggler EVO Tapered Aluminum Handlebar Premium 7075-T6 Tapered Aluminum Performance

$129.95

CAD: CA$177.30
EUR: €119.63
SEK: 1,373.26 Skr
NOK: Nkr1,364.72
GBP: £101.81

In Stock

SKU:T6-10R-2

RSI Racing 5″ Rise Aluminum Handlebar – 10° Sweep

Add to wishlist

Compare

RSI Racing 5″ Rise Aluminum Handlebar – 10° Sweep

$129.95

CAD: CA$177.30
EUR: €119.63
SEK: 1,373.26 Skr
NOK: Nkr1,364.72
GBP: £101.81

In Stock

SKU:AB-5-B

Add to cart

RSI Backcountry X-Wide Tapered Aluminum Handlebar – Black Anodized 1-1/8″ Center Clamp Area • 7/8″ Control Ends • 10° Sweep • 0″ Rise • 31.5″ Width

Add to wishlist

Compare

RSI Backcountry X-Wide Tapered Aluminum Handlebar – Black Anodized 1-1/8″ Center Clamp Area • 7/8″ Control Ends • 10° Sweep • 0″ Rise • 31.5″ Width

$129.95

CAD: CA$177.30
EUR: €119.63
SEK: 1,373.26 Skr
NOK: Nkr1,364.72
GBP: £101.81

In Stock

SKU:TB-10-BLK

Add to cart

RSI Billet Aluminum Momentary Engine Kill Switch – Arctic Cat Catalyst (Plug & Play)

Add to wishlist

Compare

RSI Billet Aluminum Momentary Engine Kill Switch – Arctic Cat Catalyst (Plug & Play)

$69.95

CAD: CA$95.44
EUR: €64.40
SEK: 739.21 Skr
NOK: Nkr734.61
GBP: £54.80

In Stock

SKU:KS-C-BLACK

The RSI Billet Aluminum Momentary Engine Kill Switch is a direct plug-and-play upgrade for Arctic Cat Catalyst snowmobiles. Precision CNC machined from billet aluminum and finished in durable black anodizing, this spring-loaded momentary switch requires a simple press-and-hold to shut off the engine, preventing accidental shutdown while riding. Complete with the OEM factory connector already installed, installation takes just minutes with no cutting, splicing, depinning, or rewiring required.

Add to cart

RSI Billet Aluminum Momentary Reverse Button – Polaris MATRYX RMK PERC Reverse (2021–Current)

Add to wishlist

Compare

RSI Billet Aluminum Momentary Reverse Button – Polaris MATRYX RMK PERC Reverse (2021–Current)

$69.95

CAD: CA$95.44
EUR: €64.40
SEK: 739.21 Skr
NOK: Nkr734.61
GBP: £54.80

In Stock

SKU:RS-P1-BLACK

The RSI Billet Aluminum Momentary Reverse Button is a direct plug-and-play replacement for the factory reverse switch on 2021-current Polaris MATRYX RMK 650, 850, 9R, and Boost models equipped with the PERC electronic reverse system. Precision CNC machined from billet aluminum and finished in durable black anodizing, it features a spring-loaded momentary push button for fast, reliable reverse engagement. Complete with an OEM connector for quick installation, it requires no cutting, splicing, or rewiring and is proudly designed and manufactured in the USA.

Add to cart

Replacement Tether Cord Replacement Lanyard for Tether Switch Systems

Add to wishlist

Compare

Replacement Tether Cord Replacement Lanyard for Tether Switch Systems

$9.95

CAD: CA$13.58
EUR: €9.16
SEK: 105.15 Skr
NOK: Nkr104.49
GBP: £7.80

In Stock

SKU:TC-CORD

Polaris AXYS & MATRYX Plug-and-Play Tether Cord Kit Complete Plug-and-Play Safety Tether System

Add to wishlist

Compare

Polaris AXYS & MATRYX Plug-and-Play Tether Cord Kit Complete Plug-and-Play Safety Tether System

$44.95

CAD: CA$61.33
EUR: €41.38
SEK: 475.01 Skr
NOK: Nkr472.06
GBP: £35.22

In Stock

SKU:TC-P-CORD

Premium Handlebar Risers

Find the Perfect Handlebar Riser Height for Your Riding Style

RSI Dual Pivot Adjustable Handlebar Risers – Black Anodized

Add to wishlist

Compare

RSI Dual Pivot Adjustable Handlebar Risers – Black Anodized

SKU:PR-10-B$89.95

CAD: CA$89.95
EUR: €89.95
SEK: 89.95 Skr
NOK: Nkr89.95
GBP: £89.95

In Stock

RSI Kids Plug & Play Handlebar Grip Heater Kit – Ski-Doo Gen 4, Gen 5 & Lynx Radien

Add to wishlist

Compare

RSI Kids Plug & Play Handlebar Grip Heater Kit – Ski-Doo Gen 4, Gen 5 & Lynx Radien

$109.95

CAD: CA$150.01
EUR: €101.22
SEK: 1,161.91 Skr
NOK: Nkr1,154.68
GBP: £86.14

In Stock

SKU:RSI-KIDS-HG

Add to cart

Add to wishlist

Compare

RSI Kids Universal Handlebar Heater Kit

$109.95

CAD: CA$150.01
EUR: €101.22
SEK: 1,161.91 Skr
NOK: Nkr1,154.68
GBP: £86.14

In Stock

SKU:RSI-KIDS-HEATER

Add to cart

UNIVERSAL BILLET ALUMINUM LIT DUAL ROCKER SWITCH ON/OFF (7/8 MOUNTING) BLACK ANODIZED

Add to wishlist

Compare

UNIVERSAL BILLET ALUMINUM LIT DUAL ROCKER SWITCH ON/OFF (7/8 MOUNTING) BLACK ANODIZED

$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

In Stock

SKU:SW-4

Upgrade your race machine with the Dual Rocker Switch and experience the control, reliability, and performance that champions demand. Designed specifically for high-performance applications, the Dual Rocker Switch is more than just a switch—it's the heartbeat of your machine's functionality and reliability on the track. Momentary Control: Provides reliable and consistent power to critical components. Water Pump Control: Ensures optimal cooling during intense races, maintaining peak performance. Ignition Systems: Precision control for consistent engine starts and efficient operation. Durability: Built to withstand vibrations, extreme temperatures, and high-impact environments. Ease of Use: Ergonomic design for quick operation during high-pressure moments. Compact Design: Slim and compact design that saves valuable space on your handlebars without compromising functionality. Miscellaneous Systems: Whether it's auxiliary lights, fans, or additional accessories, the Dual Rocker Switch delivers.

Add to cart

Straightline Performance Polaris 850 Boost Complete Silicone Intake & Pressure Tube Kit

Add to wishlist

Compare

Straightline Performance Polaris 850 Boost Complete Silicone Intake & Pressure Tube Kit

$199.95

CAD: CA$272.80
EUR: €184.07
SEK: 2,113.00 Skr
NOK: Nkr2,099.85
GBP: £156.66

In Stock

SKU:192-106

The Straightline Performance Polaris 850 Boost Complete Silicone Intake & Pressure Tube Kit replaces the restrictive factory intake and pressure tubes with premium reinforced silicone components for improved airflow, faster turbo response, and increased reliability. Featuring a larger high-flow intake tube that will not collapse under boost, a reinforced pressure tube, and heavy-duty clamps, this complete kit is an essential upgrade for both stock and tuned Polaris 850 Boost snowmobiles. Blow-off valve not included.

Add to cart

RSI Hi-Power Grip Heater Kit Arctic Cat Thundercat, Catalyst & Yamaha Sidewinder / Viper Models OEM Plastic Connector Plug-and-Play Installation

Add to wishlist

Compare

RSI Hi-Power Grip Heater Kit Arctic Cat Thundercat, Catalyst & Yamaha Sidewinder / Viper Models OEM Plastic Connector Plug-and-Play Installation

$89.95

CAD: CA$122.72
EUR: €82.81
SEK: 950.56 Skr
NOK: Nkr944.65
GBP: £70.47

In Stock

SKU:GH-25

SKI-DOO / LYNX 3-WIRE WITH OEM TERMINALS / PR (EXCEPT GEN 4/5)

Add to wishlist

Compare

SKI-DOO / LYNX 3-WIRE WITH OEM TERMINALS / PR (EXCEPT GEN 4/5)

$89.95

CAD: CA$122.72
EUR: €82.81
SEK: 950.56 Skr
NOK: Nkr944.65
GBP: £70.47

In Stock

SKU:GH-12

RSI Extended Hi-Power Grip Heater Kit Arctic Cat Thundercat, Catalyst & Yamaha Sidewinder / Viper Models Extended Heater Elements for Hooked Handlebars

Add to wishlist

Compare

RSI Extended Hi-Power Grip Heater Kit Arctic Cat Thundercat, Catalyst & Yamaha Sidewinder / Viper Models Extended Heater Elements for Hooked Handlebars

$89.95

CAD: CA$122.72
EUR: €82.81
SEK: 950.56 Skr
NOK: Nkr944.65
GBP: £70.47

In Stock

SKU:GH-26

SKI-DOO GEN-4&5 / LYNX RADIEN -RADIEN 2 WITH OEM TERMINALS /PR

Add to wishlist

Compare

SKI-DOO GEN-4&5 / LYNX RADIEN -RADIEN 2 WITH OEM TERMINALS /PR

$89.95

CAD: CA$122.72
EUR: €82.81
SEK: 950.56 Skr
NOK: Nkr944.65
GBP: £70.47

In Stock

SKU:GH-20

RSI Hi-Power Grip Heater Kit Polaris Models with OEM Plastic Connector / PR (DOES NOT WORK ON 650/850/900R MODELS)whit

Add to wishlist

Compare

RSI Hi-Power Grip Heater Kit Polaris Models with OEM Plastic Connector / PR (DOES NOT WORK ON 650/850/900R MODELS)whit

$89.95

CAD: CA$122.72
EUR: €82.81
SEK: 950.56 Skr
NOK: Nkr944.65
GBP: £70.47

In Stock

SKU:GH-3

Bar Pads

Real protection

Shop More

POLARIS AXYS/MATRYX RSI PHONE BAR PAD HEATER KIT ( PLUG AND PLAY)

Add to wishlist

Compare

POLARIS AXYS/MATRYX RSI PHONE BAR PAD HEATER KIT ( PLUG AND PLAY)

SKU:BPL-PHONE-HP$69.95

CAD: CA$95.44
EUR: €64.40
SEK: 739.21 Skr
NOK: Nkr734.61
GBP: £54.80

In Stock

SKI-DOO GEN 4 & 5 / LYNX RADIEN / RADIEN 2 RSI PHONE BAR PAD HEATER KIT (PLUG AND PLAY)

SKU:BPL-PHONE-HG$69.95

CAD: CA$95.44
EUR: €64.40
SEK: 739.21 Skr
NOK: Nkr734.61
GBP: £54.80

Add to wishlist

Compare

POLARIS AXYS/MATRYX RSI PHONE BAR PAD HEATER KIT ( PLUG AND PLAY)

SKU:BPL-PHONE-HP$69.95

CAD: CA$95.44
EUR: €64.40
SEK: 739.21 Skr
NOK: Nkr734.61
GBP: £54.80

In Stock

Your Ride - Your Style

RSI Small Handlebar Pad

SKU:BPS-BLACK$29.95

CAD: CA$29.95
EUR: €29.95
SEK: 29.95 Skr
NOK: Nkr29.95
GBP: £29.95

1/8npt X 1×8 Compression For Nitrous Line

Add to wishlist

Compare

1/8npt X 1×8 Compression For Nitrous Line

$5.95

CAD: CA$8.12
EUR: €5.48
SEK: 62.88 Skr
NOK: Nkr62.49
GBP: £4.66

In Stock

SKU:NP-144

Add to wishlist

Compare

Yamaha Nytro Nitrous Kit

$674.95

CAD: CA$920.87
EUR: €621.36
SEK: 7,132.62 Skr
NOK: Nkr7,088.26
GBP: £528.81

In Stock

SKU:164-101

Add to wishlist

Compare

10-32 Coupling Nut

$2.95

CAD: CA$4.02
EUR: €2.72
SEK: 31.17 Skr
NOK: Nkr30.98
GBP: £2.31

In Stock

SKU:NP-124

Add to wishlist

Compare

Yamaha Apex/Attack Nitrous Kit

$674.95

CAD: CA$920.87
EUR: €621.36
SEK: 7,132.62 Skr
NOK: Nkr7,088.26
GBP: £528.81

In Stock

SKU:164-100

Add to wishlist

Compare

10-32X 1/8 Barb Fuel Fitting

$2.95

CAD: CA$4.02
EUR: €2.72
SEK: 31.17 Skr
NOK: Nkr30.98
GBP: £2.31

In Stock

SKU:NP-121

Add to wishlist

Compare

Nitrous Jet 12 Grams Per Second

$224.95

CAD: CA$306.91
EUR: €207.09
SEK: 2,377.19 Skr
NOK: Nkr2,362.40
GBP: £176.24

In Stock

SKU:NP-192

Add to wishlist

Compare

Ski-doo 1000 SDI Nitrous Kit

$649.95

CAD: CA$886.77
EUR: €598.34
SEK: 6,868.43 Skr
NOK: Nkr6,825.71
GBP: £509.22

In Stock

SKU:163-103

Add to wishlist

Compare

Yamaha Phazer Nitrous Kit

$674.95

CAD: CA$920.87
EUR: €621.36
SEK: 7,132.62 Skr
NOK: Nkr7,088.26
GBP: £528.81

In Stock

SKU:164-102

Handguards & Mounts

Extra protection for hard trails.

Shop More

RSI STEALTH BRAKE HANDGUARD MOUNT KIT – SEE FITMENT GUIDE

SKU:H4464$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

2020 Hayes Stealth Brake Specific Snowmobile Handguard mounts for Stonewall Handguards.

HAYES BRAKE MOUNTING KIT – SEE FITMENT GUIDE

SKU:H4454$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

Hayes Brake Specific Snowmobile Handguard mounts for Stonewall Handguards. * does not work on 2020 Hayes Stealth Brake

SKI-DOO GEN 4 & 5 / LYNX RADIEN PLUG AND PLAY POWER ADAPTOR/SPLITTER FOR LED HANDGUARDS

SKU:H4458$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

2017 Ski-Doo Gen 4/ Lynx Radien, Accessory Power adaptor for LED Handguards

Handguards

Add to wishlist

Compare

RSI STEALTH BRAKE HANDGUARD MOUNT KIT – SEE FITMENT GUIDE

SKU:H4464$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

In Stock

2012-2018 POLARIS / 2012-CURRENT ARCTIC CAT / 2012-CURRENT YAMAHA PLUG AND PLAY POWER ADAPTOR/SPLITTER FOR LED HANGUARDS

SKU:H4460$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

Polaris (2012-13 IQ, 2013-17 PRO, 2015 -Current AXYS), 2012 - Current Arctic Cat / 2012 - Current Yamaha Accesory Power

UNIVERSIAL SNOWMOBILE HANDGAURD MOUNT – SEE FITMENT GUIDE

SKU:H4450$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

Snowmobile specific Handguard mounts for Stonewall Handguards

RSI STEALTH BRAKE HANDGUARD MOUNT KIT – SEE FITMENT GUIDE

SKU:H4464$59.95

CAD: CA$81.79
EUR: €55.19
SEK: 633.53 Skr
NOK: Nkr629.59
GBP: £46.97

2020 Hayes Stealth Brake Specific Snowmobile Handguard mounts for Stonewall Handguards.

Add to wishlist

Compare

Universal Tether Switch (Normally Open)

$29.95

CAD: CA$40.86
EUR: €27.57
SEK: 316.50 Skr
NOK: Nkr314.53
GBP: £23.47

In Stock

SKU:TC-UO-Cord

Add to wishlist

Compare

UNIVERSAL TETHER (NORMALLY CLOSED)

$29.95

CAD: CA$40.86
EUR: €27.57
SEK: 316.50 Skr
NOK: Nkr314.53
GBP: £23.47

In Stock

SKU:TC-UC-Cord

Polaris Complete Tether Cord & Mount Kit (Plug & Play)

Add to wishlist

Compare

Polaris Complete Tether Cord & Mount Kit (Plug & Play)

$54.95

CAD: CA$74.97
EUR: €50.59
SEK: 580.69 Skr
NOK: Nkr577.08
GBP: £43.05

In Stock

SKU:TC-P-KIT

Add to wishlist

Compare

Polaris AXYS & MATRYX Plug-and-Play Tether Cord Kit Complete Plug-and-Play Safety Tether System

$44.95

CAD: CA$61.33
EUR: €41.38
SEK: 475.01 Skr
NOK: Nkr472.06
GBP: £35.22

In Stock

SKU:TC-P-CORD

POLARIS 650/850/900R/BOOST TETHER MOUNT FOR RMK STEERING STEM

Add to wishlist

Compare

POLARIS 650/850/900R/BOOST TETHER MOUNT FOR RMK STEERING STEM

$19.95

CAD: CA$27.22
EUR: €18.37
SEK: 210.82 Skr
NOK: Nkr209.51
GBP: £15.63

In Stock

SKU:TC-P-MOUNT

Arctic Cat Catalyst MTN 858 Off Trail Boondocking Clutch Kit (0-3000ft)

Add to wishlist

Compare

Arctic Cat Catalyst MTN 858 Off Trail Boondocking Clutch Kit (0-3000ft)

$499.95

CAD: CA$682.11
EUR: €460.25
SEK: 5,283.29 Skr
NOK: Nkr5,250.42
GBP: £391.70

SKU:124-177

Arctic Cat Catalyst 858 Trail Performance Clutch Kit (0-3000ft)

Add to wishlist

Compare

Arctic Cat Catalyst 858 Trail Performance Clutch Kit (0-3000ft)

$499.95

CAD: CA$682.11
EUR: €460.25
SEK: 5,283.29 Skr
NOK: Nkr5,250.42
GBP: £391.70

In Stock

SKU:124-175

Unleash the full potential of your Arctic Cat Catalyst 858 with our Trail Performance Clutch Kit, optimized for trail riding at 0–3000 ft. Key Features:

Precision Weight Adjustment- Fine-tune your RPMs for optimal power delivery with easily adjustable clutch weights. This allows for custom calibration based on your riding style and elevation needs.
New ADAPT Machined Billet Weights- Our clutch weights are built from high-grade billet material. These weights offer unmatched durability, heat resistance, and smooth operation, ensuring long-term reliability on any terrain.
Custom Helix Designed for the 858- A proprietary helix built to our specific angle specs; this component is tailored to match the power characteristics of the Catalyst 858 for ideal shift response and backshift performance.
Spring Tuning- Designed with 2 clutch springs to ensure responsive engagement and consistent backshift, helping your sled stay in the powerband throughout the RPM range. Also offered with a lifetime warranty to replace when needed.
Trail-Tested Calibration- Developed and refined through rigorous real-world testing, our calibration ensures peak performance in trail-specific conditions without sacrificing reliability.

Add to cart

Arctic Cat Catalyst 600 Trail Performance Clutch Kit (0–3000 ft)

Add to wishlist

Compare

Arctic Cat Catalyst 600 Trail Performance Clutch Kit (0–3000 ft)

$499.95

CAD: CA$682.11
EUR: €460.25
SEK: 5,283.29 Skr
NOK: Nkr5,250.42
GBP: £391.70

In Stock

SKU:124-173

Whether you're riding across groomed trails or carving through fresh snow, this clutch kit offers the edge you need for superior throttle response and long-lasting reliability. Key Features & Benefits:

Extended Belt Life: Improved component interaction reduces wear and increases belt longevity under high-performance riding conditions.
+4 HP to the Track: Experience a substantial horsepower boost that translates to real power you can feel on the snow.
Enhanced Belt Grab: Ensures quicker acceleration and reduced lag, getting you to top performance levels sooner.
+10 HP at Peak Acceleration over Stock Clutching: Dominate the competition with this clutch kit that maximizes peak power generated by the engine.

Add to cart

Arctic Cat Catalyst 600 Mountain Performance Clutch Kit (6000+ ft)

Add to wishlist

Compare

Arctic Cat Catalyst 600 Mountain Performance Clutch Kit (6000+ ft)

$499.95

CAD: CA$682.11
EUR: €460.25
SEK: 5,283.29 Skr
NOK: Nkr5,250.42
GBP: £391.70

Available on backorder

SKU:124-174

The Straightline Performance Arctic Cat Catalyst 600 Mountain Clutch Kit is engineered specifically for elevations above 6,000 feet. Featuring specially designed Arctic Cat adjustable billet weights, a custom mountain helix, and matched primary and secondary springs, this fully tunable clutch package improves track speed, increases top-end MPH, enhances throttle response, and delivers aggressive backshift performance for maximum mountain riding capability. Developed through extensive testing and built for serious mountain riders, this kit helps your Catalyst 600 maintain peak performance in demanding high-elevation conditions.

Pre-Order Now

Polaris 550 Fan/EVO Complete Trail Performance Trail Clutch Kit 0-3000ft

Add to wishlist

Compare

Polaris 550 Fan/EVO Complete Trail Performance Trail Clutch Kit 0-3000ft

$499.95

CAD: CA$682.11
EUR: €460.25
SEK: 5,283.29 Skr
NOK: Nkr5,250.42
GBP: £391.70

In Stock

SKU:123-175

Experience unmatched tunability and trail performance with Straightline Performance’s industry-leading clutch kit — engineered specifically for your Polaris 550 fan. This is the most precise and easily adjustable kit available on the market today Benefits:

3HP peak to the track
5HP peak under the curve to the track
Superior throttle response and control
Broader powerband by optimizing the usable RPM Range
Faster acceleration and improved top-end speed
Effortless back shifting for aggressive trail riding
Quick and precise tuning for various riding conditions

Take full control of your Polaris EVO/Trail 550 Fan’s performance — with a clutch kit designed for riders who demand precision and power.

Add to cart

2025- Current Polaris 900R 129-146″ Track Complete Trail Performance Clutch Kit 0-3000ft (72g Base Weight – 98g Adjusted Weight)

Add to wishlist

Compare

2025- Current Polaris 900R 129-146″ Track Complete Trail Performance Clutch Kit 0-3000ft (72g Base Weight – 98g Adjusted Weight)

$499.95

CAD: CA$682.11
EUR: €460.25
SEK: 5,283.29 Skr
NOK: Nkr5,250.42
GBP: £391.70

In Stock

SKU:123-174

Unleash Maximum Performance with this complete trail performance Clutch Kit for your Polaris 900R!

Key Features:

Advanced Weight Tuning System
Includes Straightline’s premier adjustable weight tuning kit featuring set screws and washers for granular fine-tuning. Achieve precise calibration without guesswork.
Ready-to-Ride Baseline Setup
Each kit arrives with a meticulously engineered baseline configuration that delivers exceptional performance right out of the box — with minimal need for adjustment.
Trail-Optimized Performance Gains
The trail version delivers significant improvements in acceleration, top speed (MPH), and backshift response — giving you a smoother, more responsive ride in all conditions.
Complete Clutch System Included
Each kit comes fully equipped with adjustable clutch weights, a custom helix, primary spring, and secondary spring — everything you need for a complete performance upgrade.

Add to cart

Ski-Doo MXZ X-RS Comp/Backcountry 850 Turbo R Performance Trail Clutch Kit 0-3000ft

Add to wishlist

Compare

Ski-Doo MXZ X-RS Comp/Backcountry 850 Turbo R Performance Trail Clutch Kit 0-3000ft

$499.95

CAD: CA$682.11
EUR: €460.25
SEK: 5,283.29 Skr
NOK: Nkr5,250.42
GBP: £391.70

In Stock

SKU:121-264

This Performance Trail Clutch Kit is designed for riders operating between 0-3000 feet. Engineered specifically for the 850 Turbo R engine, this clutch kit maximizes acceleration, throttle response, and top-end speed, giving you an edge on high-performance trails.

Maximized Acceleration: Achieve quicker throttle response for faster launches.
Enhanced Power Transfer: Optimized for smoother and more efficient power delivery.
Improved Top-End Speed: Gain the advantage on high-performance trails.
Reduced Belt Wear: Precision-tuned components minimize belt strain, enhancing longevity.
Built for Durability: Designed to withstand reliability on any terrain.
Accepts the Straightline Performance Tunes.

Add to cart

Straightline Performance Arctic Cat Thundercat 9000 & Yamaha Sidewinder / SRX 998 Performance Header (2017–Current)

Add to wishlist

Compare

Straightline Performance Arctic Cat Thundercat 9000 & Yamaha Sidewinder / SRX 998 Performance Header (2017–Current)

$799.95

CAD: CA$1,091.42
EUR: €736.43
SEK: 8,453.58 Skr
NOK: Nkr8,400.99
GBP: £626.74

Out of stock

SKU:133-107

The Straightline Performance Performance Header for 2017-current Arctic Cat Thundercat 9000 and Yamaha Sidewinder/SRX 998 Turbo delivers a proven 15 horsepower gain, increased torque, and dramatically faster turbo spool. Manufactured from premium stainless steel, this direct bolt-on header retains all factory heat shields for excellent heat management and OEM-style fit. It works exceptionally well with aftermarket ECU tunes, intake systems, clutch kits, and other performance upgrades, making it one of the best foundation modifications for any 998 turbo engine.

Add to wishlist

Compare

1/8 Nitrous Fuel Line (per ft.)

$2.95

CAD: CA$4.02
EUR: €2.72
SEK: 31.17 Skr
NOK: Nkr30.98
GBP: £2.31

In Stock

SKU:NP-101

Straightline Performance Harley-Davidson® V-Twin Complete Nitrous Kit

Add to wishlist

Compare

Straightline Performance Harley-Davidson® V-Twin Complete Nitrous Kit

$674.95

CAD: CA$920.87
EUR: €621.36
SEK: 7,132.62 Skr
NOK: Nkr7,088.26
GBP: £528.81

In Stock

SKU:258-106

The Straightline Performance Harley-Davidson® V-Twin Complete Nitrous Kit is a complete plug-and-play performance system that delivers an instant 40 horsepower gain while running safely on 91-octane pump gas. Featuring the patented Controlled Holtzman Nitrous Nozzle, this advanced system provides consistent horsepower regardless of bottle pressure, eliminating the need for bottle heaters, CO₂ pressure systems, or constant pressure management. Designed for clean installation on most Harley-Davidson® touring models and V-Twins, the bottle mounts discreetly inside the rear saddlebag and can be activated using the included momentary button or the factory horn button with an optional bypass switch. It's the easiest, most reliable way to unleash instant V-Twin performance.

Add to cart

Add to wishlist

Compare

10-32X1/8 Compression

$5.95

CAD: CA$8.12
EUR: €5.48
SEK: 62.88 Skr
NOK: Nkr62.49
GBP: £4.66

In Stock

SKU:NP-123

Nitrous Oxide Bottle Valve (non-siphon tube)

Add to wishlist

Compare

Nitrous Oxide Bottle Valve (non-siphon tube)

$99.95

CAD: CA$136.37
EUR: €92.01
SEK: 1,056.23 Skr
NOK: Nkr1,049.66
GBP: £78.31

In Stock

SKU:NP-266

Upgrade your nitrous system with this precision-engineered, low-profile bottle valve – built for performance and versatility.

Low-Profile Design: Easily fits in tight spaces, ideal for custom installs where clearance is limited.
Side Knob Control: Ergonomically positioned side knob offers easy operation and fine control even in cramped setups.
2.5 lb Bottle Compatible: Specifically designed to fit ¾” nitrous oxide bottles for a secure and reliable seal.
Optimized Flow Rate: Delivers high-performance valve flow for powerful nitrous delivery.
Non-Siphon Configuration: For applications where upside down bottle mounting is required.