Big Gun Exhaust TFI Power Box for Yamaha ATV/UTV - Part Number 40-R57E

Increases horsepower and throttle response
Installs in minutes
Third generation technology
No computer needed to adjust EFI
Plug-in technology (Does not interfere with stock ECU map)
Integrated faceplate buttons provide easy adjustment
Highly recommended for any EFI unit with aftermarket exhaust
1 Year Limited Warranty
Expertly crafted from premium materials
Quality design and workmanship
Durable construction for long service


TFI Power Box by Big Gun®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading materials using up-to-date equipment, it ensures everlasting reliability and enduring value. This product is distinguished by total quality assurance, unsurpassed by anybody else.

The Big Gun Exhaust TFI Power Box (Part Number 40-R57E) is designed to enhance the performance of Yamaha ATVs and UTVs. This high-quality tuning module optimizes engine parameters for improved power delivery and throttle response, making it an excellent upgrade for riders seeking increased performance. Crafted with precision, the TFI Power Box is easy to install and provides reliable operation in demanding off-road conditions.

Constructed by Big Gun Exhaust, a trusted name in powersports performance, this TFI Power Box features advanced electronic tuning technology to maximize horsepower and torque. Its compact design ensures a seamless fit without adding unnecessary weight or bulk to your vehicle, maintaining the balance and handling characteristics essential for off-road adventures. The durable build quality guarantees longevity and consistent performance over time.

Ideal for ATV and UTV enthusiasts, this component is compatible with Yamaha models and is designed to deliver noticeable improvements in acceleration and overall engine efficiency. Whether you're trail riding, dune bashing, or participating in competitive events, the Big Gun TFI Power Box offers a straightforward upgrade that can significantly enhance your vehicle’s capabilities. Trust in Big Gun Exhaust for reliable, performance-driven products that help you get the most out of your Yamaha ATV or UTV.

Features:

• Designed specifically for Yamaha ATV and UTV models

• Optimizes engine parameters for improved power and throttle response

• Easy plug-and-play installation process

• Durable construction for off-road reliability

• Compact design maintains vehicle handling and balance