Big Gun 05-07 Suzuki RM-Z 450 Rev Box 2023-kia-niro-ex-touring-esi2151827 The inner side of the

The inner side of the tailpipes features a dynamic relief surface for a unique visual impact

Constructed from High-Strength A356 Cast Aluminum

Polished T-304 stainless steel tips are also available

dual chamber roller vane design that primes easily

5" diameter Cat-Back™ system bolts behind the factory H-pipe and is lighter than the factory system

Big Gun 05-07 Suzuki RM-Z 450 Rev Box 2023-kia-niro-ex-touring-esi2151827 The inner side of theIf you are looking to swap out the 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