Aftermarket Assassins Polaris RZR Turbo Boost Controller

Aftermarket Assassins Polaris RZR Turbo Boost Controller - Fix Over/Under Boost

Restore reliable boost control to your Polaris RZR Turbo with the Aftermarket Assassins Replacement Boost Controller. This direct OEM-fit upgrade prevents the common issue of clogging from carbon buildup, oil mist, and trail debris, ensuring consistent power delivery and preventing costly engine damage.

What’s in the Box

Why Riders Upgrade

Turbo Boost Controller vs. Stock Options

Common Questions

Why do RZR Turbo boost controllers fail? The OEM boost controller is prone to clogging from carbon buildup, oil mist, and trail debris, causing it to stick open or closed, leading to boost issues.

What are the symptoms of a failing boost controller? Symptoms include surging, inconsistent power delivery, over-boosting, or under-boosting, which can lead to reduced performance or engine damage.

Is this boost controller difficult to install? No, this is a direct OEM replacement designed for a simple plug-and-play installation with no modifications needed.

Can I use this as a trail spare? Yes, this boost controller is an essential spare for any serious RZR Turbo owner to keep in their trail kit for quick replacement.

What Riders Are Saying

My RZR XP Turbo was surging and losing power on the trail. Swapped this in and it runs like new. Easy install and immediate difference.
— Jake M., Arizona

Keep one of these in my trail kit now. Boost controller took out my buddy's RZR on a trip — never again. Great product, fast shipping.
— Travis R., Utah