Home RSI - RSI Racing

Bar Pads

Real protection

Shop More

Your Ride - Your Style

Add to wishlist

Compare

Ski-doo 500ss / 600 H.O. 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:163-100

Add to wishlist

Compare

2.5lb Nitrous Bottle with Siphon Tube

$199.95

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

In Stock

SKU:160-100

Add to wishlist

Compare

Nitrous Jet 10 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-191

Add to wishlist

Compare

AN4 90 Degree With 1/4 NPT

$6.95

CAD: CA$9.48
EUR: €6.40
SEK: 73.45 Skr
NOK: Nkr72.99
GBP: £5.45

In Stock

SKU:NP-131

Add to wishlist

Compare

Nitrous Jet 30 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-196

Add to wishlist

Compare

2.5lb Nitrous Bottle (non-siphon tube)

$199.95

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

In Stock

SKU:160-101

Nitrous Oxide Bottle Valve with Siphon Tube

Add to wishlist

Compare

Nitrous Oxide Bottle Valve with Siphon Tube

$119.95

CAD: CA$163.65
EUR: €110.43
SEK: 1,267.59 Skr
NOK: Nkr1,259.70
GBP: £93.98

In Stock

SKU:NP-267

Upgrade your nitrous system with our high-performance, low-profile bottle valve. Designed to deliver precision and reliability, this valve features a built-in siphon tube and compact form factor—perfect for tight installations where space is at a premium.

Key Features:

Low-Profile Design: Fits into tighter spaces with ease, ideal for motorcycles, UTVs, or custom engine bays.
Side-Mounted Control Knob: Offers easy access and convenient operation even in confined setups.
2.5 lb Bottle Compatibility: Specifically designed to fit ¾” nitrous oxide bottles for a secure and reliable seal.
Integrated Siphon Tube: Ensures consistent liquid nitrous delivery for optimal performance.
High Flow Rate: Engineered for rapid delivery with flow rated in grams per second—built to keep up with aggressive power demands.

Add to cart

Add to wishlist

Compare

5/16 Compression Fitting

$7.95

CAD: CA$10.85
EUR: €7.32
SEK: 84.01 Skr
NOK: Nkr83.49
GBP: £6.23

In Stock

SKU:NP-125

Handguards & Mounts

Extra protection for hard trails.

Shop More

Handguards

Add to wishlist

Compare

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

In Stock

Polaris Matryx Patriot Boost Lightweight Muffler (Polished Stainless Steel)

Add to wishlist

Compare

Polaris Matryx Patriot Boost Lightweight Muffler (Polished Stainless Steel)

$599.95

CAD: CA$818.55
EUR: €552.31
SEK: 6,340.05 Skr
NOK: Nkr6,300.61
GBP: £470.05

In Stock

SKU:132-156

Skidoo Gen 4 / 5 Lynx Raiden 850 Turbo Vari-Sound Muffler

Add to wishlist

Compare

Skidoo Gen 4 / 5 Lynx Raiden 850 Turbo Vari-Sound Muffler

$799.95

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

In Stock

SKU:134-197

Ski-Doo 850/850R Factory Turbo 146-175″ Track 6000ft + Clutch Kit Settings for both 165-185hp models(includes adjustable p-drive weights)

Add to wishlist

Compare

Ski-Doo 850/850R Factory Turbo 146-175″ Track 6000ft + Clutch Kit Settings for both 165-185hp models(includes adjustable p-drive weights)

$499.95

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

In Stock

SKU:121-261

Take your Ski-Doo 850 or 850R Factory Turbo to the next level with the Straightline Performance Factory Turbo Clutch Kit. Designed specifically for riders operating above 6,000 feet elevation and running track lengths from 146 to 175 inches, this kit delivers increased track speed, improved backshift, and enhanced throttle response. Featuring Straightline’s adjustable P-Drive weight system, a performance-calibrated helix, and clutch springs, the kit offers greater tunability and performance than factory clutching. Updated clicker bolts are included to provide quick, precise clutch adjustments for changing riding conditions.

Add to cart

Ski-doo 800 XS E-TEC 120″ Track 0-3000ft Clutch Kit

Add to wishlist

Compare

Ski-doo 800 XS E-TEC 120″ Track 0-3000ft Clutch Kit

$399.95

CAD: CA$545.68
EUR: €368.19
SEK: 4,226.52 Skr
NOK: Nkr4,200.23
GBP: £313.35

In Stock

SKU:121-213

Ski-doo 800 XS E-TEC 137″ Track 0-3000ft Clutch Kit

Add to wishlist

Compare

Ski-doo 800 XS E-TEC 137″ Track 0-3000ft Clutch Kit

$399.95

CAD: CA$545.68
EUR: €368.19
SEK: 4,226.52 Skr
NOK: Nkr4,200.23
GBP: £313.35

In Stock

SKU:121-214

Straightline Performance Ski-Doo REV XP 800R Clutch Kit | 120″ Track | 0-3,000 ft

Add to wishlist

Compare

Straightline Performance Ski-Doo REV XP 800R Clutch Kit | 120″ Track | 0-3,000 ft

$399.95

CAD: CA$545.68
EUR: €368.19
SEK: 4,226.52 Skr
NOK: Nkr4,200.23
GBP: £313.35

In Stock

SKU:121-194

Straightline Performance Ski-Doo XP 800R Clutch Kit w/ SPI Pipe | 120″ Track | 0-3,000 ft

Add to wishlist

Compare

Straightline Performance Ski-Doo XP 800R Clutch Kit w/ SPI Pipe | 120″ Track | 0-3,000 ft

$399.95

CAD: CA$545.68
EUR: €368.19
SEK: 4,226.52 Skr
NOK: Nkr4,200.23
GBP: £313.35

In Stock

SKU:121-195

Straightline Performance Ski-Doo Gen 4 & Gen 5 / Lynx Radien 850 E-TEC On-Trail Performance Clutch Kit | 129-146″ Track

Add to wishlist

Compare

Straightline Performance Ski-Doo Gen 4 & Gen 5 / Lynx Radien 850 E-TEC On-Trail Performance Clutch Kit | 129-146″ Track

$499.95

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

In Stock

SKU:121-238

The Straightline Performance 850 E-TEC On-Trail Clutch Kit is specifically designed for Ski-Doo Gen 4, Gen 5, and Lynx Radien models equipped with 129-146 inch tracks. This complete clutching package includes Straightline's proven adjustable P-Drive weight kit, a custom-cut performance helix, both performance-calibrated clutch springs, and adjustable clickers. The result is stronger acceleration, improved throttle response, faster backshift, and enhanced tunability for riders looking to maximize trail performance.

Add to cart

Arctic Cat M7/Crossfire 6 & 7 Nitrous Kit

Add to wishlist

Compare

Arctic Cat M7/Crossfire 6 & 7 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:161-103

Straightline Performance Arctic Cat 858 Complete Nitrous Kit

Add to wishlist

Compare

Straightline Performance Arctic Cat 858 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:161-110

Transform your Arctic Cat 858 into a 200+ horsepower machine with the Straightline Performance Complete Nitrous Kit. Designed exclusively for the 858 platform, this complete bolt-on system delivers an instant 35 horsepower increase while operating on 91-octane pump gas. Engineered for maximum reliability and easy installation, the kit includes everything needed for installation and pairs perfectly with the Straightline Performance Quiet Lightweight Muffler, which is required for proper exhaust flow and peak performance. If you're looking for the biggest horsepower-per-dollar upgrade available for your Arctic Cat 858, this is it.

Add to cart