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. Plug-and-play full controller that allows for proper tuning of your EFI vehicle. Integrated faceplate buttons provide easy adjustment. Highly recommended for any EFI unit with aftermarket exhaust.
Increases horsepower and throttle response
Installs in minutes
No computer needed to adjust EFI