Killer B Knob Extension - 2004-2018 Subaru STI / 2015-2021 WRX / 2013-2021 BRZ / Scion FR-S / 2007 Legacy SpecB / 2007-2014 Outback PDM_tools Upgrade your driving experience with

Upgrade your driving experience with the GrimmSpeed Tallboy Shift Knob in striking aluminum red

Made of lighter

3 colors available (black

Developed over years of rigorous testing on various standard and competitive applications

The CSF radiator mounts in the factory location and requires no modifications or cutting

Killer B Knob Extension - 2004-2018 Subaru STI / 2015-2021 WRX / 2013-2021 BRZ / Scion FR-S / 2007 Legacy SpecB / 2007-2014 Outback PDM_tools Upgrade your driving experience withKiller B Motorsport Knob Extension Our knob extension places our Delrin WRC Knob 3 inches higher for improved ergonomics. Must be used with WRC Knob