slider image

slider image

slider image

Premium Handlebar Risers

Find the Perfect Handlebar Riser Height for Your Riding Style

FLEX AJUSTABLE PIVOTING RISER – ADJUSTS FROM 5-8′ BLACK W/ MACHINED & LASERED ACCENTS BLACK ANODIZED
Add to wishlist
Compare

FLEX AJUSTABLE PIVOTING RISER – ADJUSTS FROM 5-8′ BLACK W/ MACHINED & LASERED ACCENTS BLACK ANODIZED

SKU:RA-58$179.95
  • CAD: CA$245.52
  • EUR: €165.66
  • SEK: 1,901.64 Skr
  • NOK: Nkr1,889.82
  • GBP: £140.99
Out of stock

Bar Pads

Real protection

Shop More
RSI Small Handlebar Pad
Add to wishlist
Compare

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
In Stock

RSI PHONE BAR PAD – DISPLAYS YOUR PHONE INSIDE A WEATHER RESISTANT BAR PAD
Add to wishlist
Compare

RSI PHONE BAR PAD – DISPLAYS YOUR PHONE INSIDE A WEATHER RESISTANT BAR PAD

SKU:BPL-PHONE$59.95
  • CAD: CA$81.79
  • EUR: €55.19
  • SEK: 633.53 Skr
  • NOK: Nkr629.59
  • GBP: £46.97
In Stock

Your Ride - Your Style

.016 Orifice Fuel Jet
Add to wishlist
Compare

.016 Orifice Fuel Jet

$14.95
  • CAD: CA$20.40
  • EUR: €13.76
  • SEK: 157.99 Skr
  • NOK: Nkr157.00
  • GBP: £11.71
In Stock
SKU:NP-134
.016 Orifice Fuel Jet
Add to cart
1/16 Nitrous Fuel Line (per ft.)
Add to wishlist
Compare

1/16 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-100
1/16 Blue Nitrous Fuel Line (per ft)
Add to cart
Nitrous Jet 30 Grams Per Second
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
Nitrous Jet 30 Grams Per Second
Add to cart
10-32 Coupling Nut
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
10-32 Coupling Nut
Add to cart
3/8 X 1/8 Out Tee
Add to wishlist
Compare

3/8 X 1/8 Out Tee

$2.95
  • CAD: CA$4.02
  • EUR: €2.72
  • SEK: 31.17 Skr
  • NOK: Nkr30.98
  • GBP: £2.31
In Stock
SKU:NP-103
3/8 X 1/8 Out Tee
Add to cart
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
Arctic Cat M1000/Crossfire 1000 Nitrous Kit
Add to wishlist
Compare

Arctic Cat M1000/Crossfire 1000 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:161-105
2007-11 Arctic Cat M1000/Crossfire 1000 Nitrous Kit
Add to cart
Nitrous Jet 12 Grams Per Second
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
Nitrous Jet 12 Grams Per Second
Add to cart

Handguards & Mounts

Extra protection for hard trails.

Shop More

Handguards

RSI Stonewall Hand Guards with Built-In 6000 Lumen LED Lights
Add to wishlist
Compare

RSI Stonewall Hand Guards with Built-In 6000 Lumen LED Lights

SKU:H5001$149.95
  • CAD: CA$204.59
  • EUR: €138.04
  • SEK: 1,584.62 Skr
  • NOK: Nkr1,574.76
  • GBP: £117.48
In Stock
Skidoo 850 Rev Gen 5 / Lynx Radien (Shredder Model Only) Carbon Fiber Muffler Stainless Steel
Add to wishlist
Compare

Skidoo 850 Rev Gen 5 / Lynx Radien (Shredder Model Only) Carbon Fiber Muffler Stainless Steel

$499.95
  • CAD: CA$682.11
  • EUR: €460.25
  • SEK: 5,283.29 Skr
  • NOK: Nkr5,250.42
  • GBP: £391.70
In Stock
SKU:134-202
The Straightline Performance Carbon Fiber Muffler for Ski-Doo 850 REV Gen 5 and Lynx Shredder models combines a genuine carbon fiber muffler body with polished stainless steel construction to deliver an incredible 13-pound weight savings. Designed for riders seeking maximum weight reduction, premium styling, and a deep performance sound, this direct bolt-on muffler provides exceptional durability, heat resistance, and industry-leading performance. Carbon fiber mufflers are serviceable and should be inspected and rebuilt periodically based on riding conditions and usage.
Add to cart
Skidoo 600R Rev Gen 5 Lightweight Muffler Ceramic Coated (SAE Compliant Muffler)
Add to wishlist
Compare

Skidoo 600R Rev Gen 5 Lightweight Muffler Ceramic Coated (SAE Compliant Muffler)

$399.95
  • CAD: CA$545.68
  • EUR: €368.19
  • SEK: 4,226.52 Skr
  • NOK: Nkr4,200.23
  • GBP: £313.35
In Stock
SKU:134-206
Straightline Performance's lightweight mufflers are designed for today's noise conscious environments. This Lightweight muffler produces a low, deeper tone while keeping peak and mid-range volume similar to stock. Key Benefits:
  • Reduced Weight: Saves 7.5 lbs over stock for improved efficiency.
  • Low-Decibel Tone: Provides a quieter, trail-friendly sound without sacrificing performance.
  • Stock Performance: Maintains original horsepower for reliable power output.
  • Ease of Maintenance: Improved access under the hood simplifies service tasks.
  • Durable Ceramic Coating: Enhances longevity and heat resistance.
Add to cart
Ski-Doo 600R REV Gen 4 Ultra-Light Muffler (Polished Stainless Steel)
Add to wishlist
Compare

Ski-Doo 600R REV Gen 4 Ultra-Light Muffler (Polished Stainless Steel)

$399.95
  • CAD: CA$545.68
  • EUR: €368.19
  • SEK: 4,226.52 Skr
  • NOK: Nkr4,200.23
  • GBP: £313.35
In Stock
SKU:134-210
The Straightline Performance Ski-Doo 600R REV Gen 4 Ultra-Light Muffler is a fully polished stainless steel exhaust upgrade that removes an incredible 11.5 pounds from your sled. Dyno tested, field proven, and precision TIG welded, this direct bolt-on muffler improves handling, throttle response, and overall performance without requiring clutching, fuel, or ECU changes. Designed specifically for REV Gen 4 600R E-TEC models, it delivers maximum weight savings with premium fit and finish.
Add to cart
POWER COMMANDER 6 FOR POLARIS 800 AXYS Part # PC6-19032
Add to wishlist
Compare

POWER COMMANDER 6 FOR POLARIS 800 AXYS Part # PC6-19032

$503.99
  • CAD: CA$687.62
  • EUR: €463.97
  • SEK: 5,325.98 Skr
  • NOK: Nkr5,292.85
  • GBP: £394.87
In Stock
SKU:19-032
Dynojet Powercommander PCV Part # PC6-19032
Add to cart
Straightline Performance Polaris 850 Matryx Trail Boost Clutch Kit
Add to wishlist
Compare

Straightline Performance Polaris 850 Matryx Trail Boost Clutch Kit

$499.95
  • CAD: CA$682.11
  • EUR: €460.25
  • SEK: 5,283.29 Skr
  • NOK: Nkr5,250.42
  • GBP: £391.70
In Stock
SKU:123-170
The Straightline Performance Polaris 850 Matryx Trail Boost Clutch Kit is engineered to deliver maximum trail performance from your turbocharged Polaris. Featuring premium adjustable billet P22 weights, a custom-machined performance helix, and two carefully calibrated clutch springs, this complete package improves acceleration, throttle response, backshift, RPM control, and overall clutch efficiency for aggressive trail riding.
Add to cart
Straightline Performance Polaris Matryx RMK Boost High Elevation Mountain Clutch Kit | 6,000+ ft
Add to wishlist
Compare

Straightline Performance Polaris Matryx RMK Boost High Elevation Mountain Clutch Kit | 6,000+ 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:123-162
The most tunable and precise kit on the market for your Polaris Boost. Comes complete with Straightline's premier weight tuning kit that uses set screws and washers for a more precise tuning.  The kits comes complete with a very precise baseline that rarely needs to be changed.
Add to cart
Straightline Performance Polaris RMK / SKS / Assault 850 Low Elevation Boondocking Clutch Kit | 0-3,000 ft | Stock Exhaust
Add to wishlist
Compare

Straightline Performance Polaris RMK / SKS / Assault 850 Low Elevation Boondocking Clutch Kit | 0-3,000 ft | Stock Exhaust

$499.95
  • CAD: CA$682.11
  • EUR: €460.25
  • SEK: 5,283.29 Skr
  • NOK: Nkr5,250.42
  • GBP: £391.70
In Stock
SKU:123-160
The Straightline Performance Polaris RMK, SKS, and Assault 850 Low Elevation Boondocking Clutch Kit is engineered specifically for stock exhaust machines operating between sea level and 3,000 feet elevation. Featuring Straightline's proven fully adjustable weight kit, two custom-calibrated clutch springs, and a custom-designed helix, this complete package delivers stronger acceleration, improved throttle response, quicker backshift, and superior deep snow performance for technical backcountry riding.
Add to cart
Yamaha Mountain Max Clutch Kit with adjustable weights. 0-3000ft Boondocking Clutch Kit (with Team Clutches)
Add to wishlist
Compare

Yamaha Mountain Max Clutch Kit with adjustable weights. 0-3000ft Boondocking Clutch Kit (with Team Clutches)

$499.95
  • CAD: CA$682.11
  • EUR: €460.25
  • SEK: 5,283.29 Skr
  • NOK: Nkr5,250.42
  • GBP: £391.70
In Stock
SKU:122-110
Add to cart
.028 Orifice Fuel Jet
Add to wishlist
Compare

.028 Orifice Fuel Jet

$14.95
  • CAD: CA$20.40
  • EUR: €13.76
  • SEK: 157.99 Skr
  • NOK: Nkr157.00
  • GBP: £11.71
In Stock
SKU:NP-136
.028 Orifice Fuel Jet
Add to cart
Ski-doo 1000 SDI Nitrous Kit
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
2005-07 Ski-doo 1000 SDI Nitrous Kit
Add to cart
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
Polaris 800 Rush/Switchback/RMK Nitrous Kit
Add to wishlist
Compare

Polaris 800 Rush/Switchback/RMK 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:162-104
2010-16 Polaris 800 Rush/Switchback/RMK Nitrous Kit
Add to cart
Yamaha Nytro Nitrous Kit
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
Yamaha Nitro Nitrous Kit
Add to cart
Ski-doo 600 S.D.I. Nitrous Kit
Add to wishlist
Compare

Ski-doo 600 S.D.I. 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:163-105
2008 Ski-doo 600 S.D.I. Nitrous Kit
Add to cart
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.

Add to cart
Polaris Matryx Nitrous Kit 650/850/900R
Add to wishlist
Compare

Polaris Matryx Nitrous Kit 650/850/900R

$674.95
  • CAD: CA$920.87
  • EUR: €621.36
  • SEK: 7,132.62 Skr
  • NOK: Nkr7,088.26
  • GBP: £528.81
In Stock
SKU:162-105
2015-23 Polaris 800/850/900R AXYS/Matryx Nitrous Kit
Add to cart

Tools

Shop More
Straightline Performance Complete Ski-Doo & Lynx 900 Turbo P-Drive / QRS Service Tool Kit
Add to wishlist
Compare

Straightline Performance Complete Ski-Doo & Lynx 900 Turbo P-Drive / QRS Service Tool Kit

SKU:151-124$429.95
  • CAD: CA$586.61
  • EUR: €395.81
  • SEK: 4,543.55 Skr
  • NOK: Nkr4,515.29
  • GBP: £336.86
In Stock

HNG Tool Kit includes popular bits and sockets for emergency repair- Fits in rear tube of Hide N Go Rear bumper

HNG Tool Kit includes popular bits and sockets for emergency repair- Fits in rear tube of Hide N Go Rear bumper

SKU:185-118$39.95
  • CAD: CA$54.51
  • EUR: €36.78
  • SEK: 422.18 Skr
  • NOK: Nkr419.55
  • GBP: £31.30
Ski-doo 600RS Clutch Puller

Ski-doo 600RS Clutch Puller

SKU:151-116$49.95
  • CAD: CA$68.15
  • EUR: €45.98
  • SEK: 527.85 Skr
  • NOK: Nkr524.57
  • GBP: £39.13
:
:
:

Straightline Performance Ski-Doo / Can-Am P-Drive Primary Clutch Holder

Straightline Performance Ski-Doo / Can-Am P-Drive Primary Clutch Holder

SKU:151-122$69.95
  • CAD: CA$95.44
  • EUR: €64.40
  • SEK: 739.21 Skr
  • NOK: Nkr734.61
  • GBP: £54.80
:
:
:

Straightline Performance P-Drive Roller Bearing Grease Injection Tool
Add to wishlist
Compare

Straightline Performance P-Drive Roller Bearing Grease Injection Tool

SKU:151-125$19.95
  • CAD: CA$27.22
  • EUR: €18.37
  • SEK: 210.82 Skr
  • NOK: Nkr209.51
  • GBP: £15.63
In Stock

Need Help?

Contact

Reach out with your inquire.

Sponsorship and Racer Support

Ambassador and Sponsorship Application

Our Company

Our History
 Dealers
 Straightline Youtube
 RSI Racing Youtube
 Shop Talk
 News

Quick Links

Contact Us
 International Clients
 Shipping Info/Map
 Return Policy
 Warranty (PDF)
 Map Pricing (PDF)
 Legal
 Performance Disclaimer
 Proposition 65 Information
 Instructions Search
 Resources
 Straightline Logos
  • USA Craftmanship
  • Ready To Ship

Copyright 2026 © RSI Racing

payment
RSI Racing
Main Menu Category Menu CONTACT DETAILS

Copyright 2026 © RSI Racing

What part are you looking for?