Mishimoto five-layer silicone coolant hose kit for the 2023-2025 Nissan Z (Sport, Performance, Proto Spec, and Nismo). Replaces all four factory rubber coolant hoses — upper radiator, lower radiator, and both coolant overflow hoses — with durable silicone reinforced by heat-resistant embedded fibers. Includes a full set of stainless-steel worm gear clamps for installation. Available in black, blue, or red.
Specifications
| Type | Silicone coolant hose kit |
| Material | Five-layer silicone with heat-resistant embedded fibers |
| Color | Black |
| Includes | Upper radiator hose, lower radiator hose, two coolant overflow hoses, stainless-steel worm gear clamps |
| Part Number | MMHOSE-Z-23BK |
| Warranty | Mishimoto Lifetime Warranty |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2024-2025 | Nissan | Z | Nismo |
| 2023-2025 | Nissan | Z | Performance |
| 2023 | Nissan | Z | Proto Spec |
| 2023-2025 | Nissan | Z | Sport |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
