Specifications
- Brand
- Big Gun
- Part #
- 40-R54W
- UPC
- 40-R54W

Big Gun 18-19 Polaris RZR RS1 Power Box
$437.91
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Big Gun 18-19 Polaris RZR RS1 Power Box. Sharpens throttle response and enhances mid-range torque.
Key Features
- Fits 2018-2019 Polaris RZR RS1.
- Optimizes throttle mapping and fuel delivery for improved performance.
- Sharpens throttle response and enhances mid-range torque.
- Plug-and-play installation does not interfere with the stock ECU map.
- Integrated faceplate buttons allow for easy adjustments without a computer.
- Rugged, weather-resistant construction built for tough conditions.
Product Details
If you've added an aftermarket exhaust to your 2018-2019 Polaris RZR RS1, you'll want to make sure the engine's fuel and throttle mapping are optimized to get the most out of it. The Big Gun TFI Power Box is designed to do just that, making a noticeable difference in how your RZR responds.
This unit works by fine-tuning the throttle mapping and fuel delivery. What that means for you is a sharper throttle response, smoother power delivery, and a nice bump in mid-range torque. It's a plug-and-play module, so it installs easily without needing to reprogram your stock ECU. The construction is solid and weather-resistant, built to handle the rough conditions you'll find out on the trail. Plus, you can make adjustments on the fly using the integrated buttons on the faceplate, no computer required.
This is a popular choice for RZR RS1 owners looking for an easy way to improve performance after installing a new exhaust system. It installs in minutes and is built to last.
Specifications
- Brand
- Big Gun
- Manufacturer Part #
- 40-R54W
- UPC
- 40-R54W
Frequently Asked Questions
Big Gun 18-19 Polaris RZR RS1 Power Box
