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New products
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Catalyst Mountain Pro Running Boards
!PREORDER! The Most Complete board for your catalyst on the market...
USD $449.95 -
Catalyst Performance Tunes
!PREORDER ITEM! We've been working with our friends over at Ibexx to...
USD $799.95 -
858 Catalyst Pro-Shift Clutch Kit
!!CHOOSE CORRECT DROPDOWN OPTIONS!! FOR CATALYST 858 MODELS WITH ADAPT...
USD $329.95 -
Catalyst Lower A-Arm Bushings
Save yourself the headache of worn out Lower A-Arms. ALL Catalysts, no...
USD $39.95 -
Catalyst Pro-Tank
Direct replacement for 2024+ Catalyst models, Utilizes factory seat...
USD $399.95 -
IFP With Suspension Proz Re-Valving
Send in your Shocks for Rebuild and kick yourself for not doing it...
USD $359.95 -
AC5 With Suspension Proz Re-Valving
Send in your Shocks for ZERO wait, in stock, ready to ship. This valve...
USD $399.95 -
858 ADAPT PRIMARY CLUTCH COVER - STEEL SPIDER
858 ADAPT Billet primary clutch cover replaces cats flimsy stock cast...
USD $219.95
MOUNTAIN SPEED SHOP BOLT ON KITS There are 7 products.
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STAGE 2 AXYS 800 MOUNTAIN PERFORMER KIT,... STAGE 2 AXYS 800 MOUNTAIN PERFORMER KIT,...
Powerful and quick acceleration with excellent throttle response! This kit makes your Axys into a whole new machine! It will gain low end, mid range and top speed! It works! See the details below! Powerful and quick acceleration with...
USD $1,299.95
In Stock -
STAGE 3 AXYS 800 MOUNTAIN PERFORMER KIT,... STAGE 3 AXYS 800 MOUNTAIN PERFORMER KIT,...
Powerful and quick acceleration with excellent throttle response! This kit makes your Axys into a whole new machine! It will gain low end, mid range and top speed! It works! See the details below! Powerful and quick acceleration with...
USD $1,749.95
In Stock -
AXYS 800 EASY POWER BOLT ON KIT AXYS 800 EASY POWER BOLT ON KIT
This kit for the AXYS 800 is simple and very very effective! The pipe mod and power commander combination adds 10 horsepower over stock! And the cool part is we gained 5 lb/ft of torque!!! We use a powercommander FC fuel controller which comes preprogrammed for you. And we put the power to the ground with our Pro Shift clutch kit. This kit for the AXYS 800 is simple...
USD $849.95
In Stock -
STAGE 1 AXYS 850 MOUNTAIN PERFORMER KIT STAGE 1 AXYS 850 MOUNTAIN PERFORMER KIT
This simple kit is a great way to crank out some awesome power and drop a lot of weight. Gain 7-8 peak horsepower with a lot of grunty low end and mid range torque gains as well. And drop up to 16 lbs of weight!! This kit has killer throttle response in deep snow and a powerful pull. This simple kit is a great way to...
USD $999.95
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PRO-TUNE MOUNTAIN KIT POLARIS 850 PRO-TUNE MOUNTAIN KIT POLARIS 850
If you have a Polaris 850, we have a powerful and simple kit for you! Our ECU Pro-Tune cranks out some serious power gains, and our Pro-Shift clutch kit puts that power to the snow! Our clutch kits accelerates hard and have instant throttle response in deep snow. Though our Pro-Mag weights are adjustable, we have a the setting dialed in for you... If you have a Polaris 850, we have a...
USD $699.95
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PRO-TUNE MOUNTAIN KIT POLARIS 850 WITH... PRO-TUNE MOUNTAIN KIT POLARIS 850 WITH...
If you have a Polaris 850, we have a powerful and simple kit for you! Our ECU Pro-Tune cranks out some serious power gains, and our Pro-Shift clutch kit puts that power to the snow! Our clutch kit accelerates hard and have instant throttle response in deep snow. Drop a lot of weight with either our Stainless or Titanium muffler. This kit is very... If you have a Polaris 850, we have a...
USD $899.95
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PRO-TUNE MOUNTAIN KIT POLARIS 850 WITH... PRO-TUNE MOUNTAIN KIT POLARIS 850 WITH...
If you have a Polaris 850, we have a powerful kit for you! Our ECU Pro-Tune and billet head cranks out some serious power gains, and our Pro-Shift clutch kit puts that power to the snow! Our clutch kits accelerates hard and has instant throttle response in deep snow. Drop a lot of weight with either our Stainless or Titanium muffler. This kit is... If you have a Polaris 850, we have a...
USD $1,299.95
In Stock
