Big Gun 02-05 Honda TRX 90 Rev Box 2021-toyota-prius-awd-e-le-esi1635159 Designed to run cooler to

Designed to run cooler to protect expensive plug wires

Modifies Transmission Line Pressure To Improve Shifting

Resonated mid-pipe

Mounts with OE hardware - Does not include two (2) replacement 1/4" x 1/2" rivets

Big Gun 02-05 Honda TRX 90 Rev Box 2021-toyota-prius-awd-e-le-esi1635159 Designed to run cooler toIf you are looking to swap out your stock CDI box, the Big Gun Over Rev Box is an affordable alternative to highly priced OEM replacement boxes. It increases the overall RPM limit over the stock box and advances the timing curve. Easy direct plug in replacement to stock CDI box Increases overall RPM limit 6 Month Limited Warranty Advanced timing curve