HKS

HKS 08-09 Evo 10 Hi-Power Dual Tip Catback Exhaust

HKS 08-10 EVO X 4B11 Stroker Kit w/ Forged Pistons Crank & I-Beam Conrods

HKS 08-10 EVO X MR & GSR Internal Wastegate Actuator

HKS 08-10 Lexus IS F SSM Exhaust Includes SUS304 Y-pipe and Rear Sections

HKS 08-10 WRX / 05-06 Legacy 2.5 GT SSQV4 BOV Kit

HKS 08-11 Subaru WRX / STI Drop-In Super Hybrid Filter

HKS 08-14 Subaru Impreza WRX SSQV4 BOV Kit w/Return Kit

HKS 08-14 Subaru Impreza WRX STI/ 2015+ WRX STI SSQV4 Black + Return Kit GRB/VAB

Here, you are looking at the HKS SQ4 Sequential BOV for the 08+ Subaru STI. This is the grandfather of blow-off valves with its flagship sound that remains to be one of the most effective blow-off...

HKS 09 Honda Fit Hi-Power Rear Section Only Exhaust

HKS 09 Nissan GTR R35 2 Core FMIC includes Carbon Air Duct and Full Piping Kits

HKS 09+ 370z Dual Hi-Power Titanium Tip Catback Exhaust (requires removal of emissions canister shie

HKS 09+ GTR Flux Welded Legamax Premium Exhaust

HKS 09-10 GT-R R35 SSQV4 BOV Kit Includes 2 SSQV & Polished Aluminum Pipes

HKS 09-10 Nissan GT-R 96mm Bore Metal Stopper Head Gasket Set (96mm Bore/9.0 CR)