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HKS 03-6 Evo 8 & 9 Adjustable Cam Gear

HKS 05-08 tC Hi-Power Rear Muffler

HKS 07-08 Honda Fit Hi Power Exhaust (SUS304 NO COATING)

HKS 07-08 Mazdaspeed3 Hi-Power Catback Exhaust (SUS304 NO COATING)

HKS 07-09 Civic Si Sedan Sport Exhaust Ti Tips

HKS 07-09 Mazdaspeed 3/CX-7 SSQV4 BOV Kit

HKS 08 Mitsubishi Lancer EVO GSR/EVO MR SSQV Recirculation Kit for hks71007-AM015

HKS 08 Scion xB ES Wagon Muffler

HKS 08 Subaru Impreza WRX STi SSQV Recirculation Kit for hks71007-AF013

HKS 08+ Evo 10 SSQV4 BOV Kit Includes 2 Polished Aluminum Pipes

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

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

HKS 08-11 STi SSQV4 BOV kit

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

HKS 08-13 Infiniti G37 Coupe Dual Hi-Power Ti Tip Catback Exhaust (SUS304 NO COATING)

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

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)

HKS 09-10 Nissan GT-R Transmission Oil Pan Upgrade

HKS 09-11 Toyota Crown 2JZ-GE Super Air Filter

HKS 09-13 G37 Sedan Hi-Power Rear Muffler (SUS304 NO COATING)

HKS 09-14 Honda Fit Hi-Power Rear Section Only Exhaust (SUS304 NO COATING)