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HKS Super SQV4 Blow Off Valve BOV Kit, 2008-2021 STi -
HKS Super SQV4 Blow Off Valve BOV (Universal) -
HKS Super SQV4 Blow Off Valve (BOV) w/ Recirc Kit, 2008-2014 WRX & LGT -
HKS Super SQV4 Blow Off Valve BOV w/ Return Kit, 2015-2021 WRX -
HKS Super SQV4 BOV (2 Valves + Aluminum Pipes), 2009-2010 GT-R R35 -
HKS Super SQV4 BOV (Incl. 2 Polished Alum. Pipes), 2008-2015 EVO X -
HKS Super Turbo Cat-Back Exhaust, 2015-2021 WRX & STi -
HKS Super Turbo Cat-Back Exhaust, 2015-2021 WRX -
HKS Super Turbo Cat-Back Exhaust System, 2015-2021 STi & 2015-2021 WRX -
HKS Super Turbo Cat-Back Exhaust System, 2023-2025 Nissan Z -
HKS Super Turbo Muffler, 2020-2021 GR Supra (A90) -
HKS SUPER Turbo Racing Engine Oil (15W-50, 4 Liters) -
HKS Super Turbo Racing Engine Oil (5W-40, 1 Liter) -
HKS Transmission Oil Pan Upgrade, R35 GT-R -
HKS Turbo Timer X -
HKS Twin Disc Clutch Kit, 2004-2021 STi
