Stop Losing Power: Aftermarket Assassins RZR Turbo Replacement Boost Controller

Don't let a failing boost controller leave you stranded. The Aftermarket Assassins Replacement Boost Controller is engineered as a direct OEM-fit solution for 2016-2022 Polaris RZR Turbo, Turbo S, Pro XP, and Turbo R models, ensuring consistent power delivery and eliminating frustrating over-boost and under-boost conditions. It's an essential upgrade for any serious turbo RZR owner tackling demanding off-road adventures.

What’s in the Box

Why Riders Upgrade

Boost Controller vs. Stock or Generic Options

Common Questions

Why do RZR Turbo boost controllers fail?OEM boost controllers on Polaris RZR turbos are susceptible to clogging from carbon deposits, oil mist, and trail debris, causing them to stick open or closed.

What happens if my boost controller fails?A stuck-open controller leads to over-boost (excessive pressure that can damage the engine), while a stuck-closed controller results in under-boost (noticeable loss of power and throttle response).

Is this a direct replacement for my RZR?Yes, this boost controller is designed as a direct OEM-fit, plug-and-play solution for compatible RZR models. No programming is required.

What RZR models does this fit?This boost controller is compatible with 2016-2022 Polaris RZR Turbo, Turbo S, Pro XP, and Turbo R models.

What Riders Are Saying

My RZR Turbo S 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 Pro XP on a trip — never again. Great product, fast shipping.
— Travis R., Utah