Aftermarket Assassins

Thank you for purchasing your Pro R turbo kit from AA! This turbo kit is designed to provide industry leading horsepower on the stock motor while maintaining great reliability, and being simple to install. Read the in…

To set up your gauges, power the device up and hit the large square button for Menu, then toggle to Device Tools > Configure Gauges > Screen 1 > Channel 1. You can then set your channels 1-4 up as listed below.

For 2021 and newer RR models, Can Am went to the new Bosch MG1 ECU type. The early models of 2021 are programmable with some of our tuning software, but because the R&D is great to start on a new platform, we did not fi…

Belt Alignment: Can cause hard shifting, squealing, belt slip, belt heat:  many note this problem and it’s normally due to one of the following issues.

If you have an RZR turbo, Turbo S, Pro XP, or Turbo R you’ve most likely heard about issues with the OEM intercooler. This was mainly on the 2016-2019 models until Polaris upgraded the damper/seal to a thicker version(P…

Do you have a 2016-2021 RZR XP Turbo, Turbo S, or 2020+ Pro XP/Turbo R/Pro S? Then you might have questions about the different turbos on these vehicles and the upgrades you can do to them.

The RZR Pro R 4 cylinder models are big beasts! We made this article to give you a rundown of the issues and products offered for this model. This should give you a great idea on what you should do for extra power and/…

Currently Pro R 4 cylinder MG1 ECU type requires your ECU to be sent to us for programming (bench flash) or an unlock for the AA/HP Tuners RTD device.

CVT side to side belt alignment is a big deal. Checking side to side alignment is easy and can help ensure you are getting the most belt life and performance from your vehicle. A belt off to one side will be more likel…

Looking to run race fuel, a mixed fuel, or fuel additives? This is an in-depth topic with many specifics, but we are going to try and keep things simple and to the point. Octane is the name of the game. In our UTV tun…

If you are having issues with your clutch and it’s hard to shift, you’ll most likely notice the secondary clutch spinning quickly at idle(in park), when it should be stationary, or just barely spinning. Below is a list …