Big Gun 09-19 Honda CRF 450R Power Box

If you've recently upgraded your Honda CRF 450R with an aftermarket exhaust, you'll want to make sure your EFI system is optimized to take full advantage of it. The Big Gun TFI Power Box is designed to do just that, working with your bike's throttle and fuel delivery to unlock a smoother, more responsive ride. It's a straightforward way to get more out of your engine's modifications.

This unit uses third-generation technology to sharpen throttle response and enhance mid-range torque without needing a computer for adjustments. You can easily fine-tune settings using the integrated faceplate buttons, making it simple to dial in the performance you want. It's built tough with rugged construction and weather-resistant sealing, so it can handle the demanding conditions you'll encounter off-road. Installation is quick, typically taking just minutes, and it plugs directly into your EFI system without interfering with the stock ECU map.

This power box is a popular choice for riders looking to improve their EFI's performance, especially when paired with other aftermarket parts. It's designed to be a durable and reliable addition to your CRF 450R.