Billetworkz 4" Shift Knob Extender Blue Cosmic Subaru WRX/STI 2004-2021 6-Speed | BW-EXT-SUB6-4-BC GT86_2017-2020 BENEFITSReplaces heavy and bulky OEM

BENEFITSReplaces heavy and bulky OEM mufflersAggressive looksThroaty exhaust notes and tones NOTESBolts to 2-hole exhaust flangeWill not work with aftermarket exhaust systemDoes not fit SPT exhaust

HKS gaskets are not designed to cure sealing problems caused by head or block irregularities

Replacement O-Rings

Specially designed for anti-locking brake system (ABS)

2in (-31mm)

Billetworkz 4" Shift Knob Extender Blue Cosmic Subaru WRX/STI 2004-2021 6-Speed | BW-EXT-SUB6-4-BC GT86_2017-2020 BENEFITSReplaces heavy and bulky OEMThese shift knobs extenders are a necessity for comfortable and ergonomic shifting. The added height allows for a shorter reach from the steering wheel to the shift knob and also allows for more leverage when shifting. These extenders perform even better with an installed short shifter! Each Extender is CNC machined, polished, and anodized for a perfect, scratch resistant finish. Confirmed fitment for 6 Speed Subarus (includes proper clearance for