Exhaust› Mufflers and Resonators
HKS
HKS Silent Hi-Power CT9A 4G63 7/8 MR
SKU: H005 31019-AM007
Moderate — 2–4 hours
Description
Fitment
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Specifications
| Brand | HKS |
| Part Number | H005 31019-AM007 |
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Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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