HKS 90320-046297 O-Ring Seal Replacement Part

HKS part number 90320-046297 is a genuine OEM replacement O-ring seal manufactured by HKS Co., Ltd., a leading Japanese performance automotive parts manufacturer. HKS O-rings are precision-engineered sealing components used throughout HKS turbocharger systems, blow-off valves, electronic boost controllers, and related performance hardware.

Using genuine HKS replacement seals ensures a proper fit and reliable, leak-free performance when servicing HKS components. These O-rings are manufactured to exact HKS tolerances and are the recommended replacement for any worn or damaged seals found during maintenance or installation.

Key Features:

• Genuine HKS OEM replacement O-ring / seal
• Manufactured to precise HKS tolerances
• Compatible with applicable HKS turbo, BOV, and boost controller systems
• Ensures leak-free sealing on reassembly
• Direct factory replacement — no modification required

Always refer to your specific HKS component's service documentation to confirm this O-ring is the correct part for your application before installation.