Turn your 858 into a rocket with this stage 2 kit! making 40+ HP...
Our stage 1 is no questions asked, the best bang for your buck in the...
PREORDER The ONLY aligned Belt drive assembly on the market for the...
Our Billet Head for the Arctic Cat 858 is an easy way to bolt on some...
Get more power out of your Catalyst with this one simple mod! Our stage...
Get more power out of your Catalyst with this one simple mod! Our stage...
Get the most power out of your Catalyst with this complete kit that...
Get the most power out of your Catalyst with this complete kit! Our...
If you are looking for some easy power for your 800, this simple kits makes power! We get the power to the ground with our SPEED SHOP INC Pro-Shift Clutch kit. Producing a 14-15 hp gain with the JAWS BIG SHARK Pipe, Y pipe, optional SSI Muffler, 2.5 degree timing key, and Power commander fuel controller. If you are looking for some easy...
This kit give you the best bang for your buck for both performance and weight! - 15 lbs of weight with our polished stainless steel muffler, or 17 lbs less with the Titanium Muffler!! - The performance stainless Y pipe and Boyesen reeds 7-8 more horsepower and 5 more lb/ft of torque! - Put the power to the ground with our Pro-Shift clutch kit This kit give you the best bang for...
Our Mountain Series Performance Bolt On Kit cranks out serious reliable and powerful horsepower! Our Mountain Series Performance Bolt...
Our 900 Big Bore Kit has been cranking out some serious power for several years now. It makes very impressive power and wicked torque. The powerband is broad and it's a blast to drive!! With the use of the Jaws Big Bore pipe, Boyesen reeds, a 2.5 degree timing key, and a power commander, this kit will crank out 190+ hp and over 120 lb/ft of torque on... Our 900 Big Bore Kit has been...
This kit puts the best bolt on parts for your 800 all together for the ULTIMATE Bolt On Performance Kit! Producing a 21-22 hp gain with the JAWS BIG SHARK Pipe, Y pipe, optional SSI Muffler, SSI Billet Head, Boyesen Rage Cages, 2.5 degree timing key, and Power commander fuel controller. This kit puts the best bolt on parts...