Home RSI - RSI Racing

Bar Pads

Real protection

Shop More

Your Ride - Your Style

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

Add to wishlist

Compare

2.5lb Bottle Bracket .5″ Rise

$14.95

CAD: CA$20.40
EUR: €13.76
SEK: 157.99 Skr
NOK: Nkr157.00
GBP: £11.71

In Stock

SKU:NP-112

Add to wishlist

Compare

AA Battery Pack

$7.95

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

In Stock

SKU:NP-118

Mini HP Nitrous Kit (Adjustable from 3 to 9hp)

Add to wishlist

Compare

Mini HP Nitrous Kit (Adjustable from 3 to 9hp)

$649.95

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

In Stock

SKU:258-104

AN4 45 Degree Braided Nitrous Line Elbow

Add to wishlist

Compare

AN4 45 Degree Braided Nitrous Line Elbow

$5.95

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

In Stock

SKU:NP-130

Add to wishlist

Compare

Ear Clamp 1/16″

$2.95

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

In Stock

SKU:NP-250

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

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

Handguards & Mounts

Extra protection for hard trails.

Shop More

Handguards

HAYES BRAKE MOUNTING KIT – SEE FITMENT GUIDE

Add to wishlist

Compare

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

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 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

Straightline Performance Ski-Doo & Lynx 850 E-TEC Backcountry Clutch Kit | Gen 4, Gen 5 & Radien | 146-175″ Track | 0-3,000 ft

Add to wishlist

Compare

Straightline Performance Ski-Doo & Lynx 850 E-TEC Backcountry Clutch Kit | Gen 4, Gen 5 & Radien | 146-175″ Track | 0-3,000 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:121-239

Add to wishlist

Compare

20g Nitrous Nozzle – 40hp Upgrade

$224.95

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

In Stock

SKU:160-103

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