SKU: MMCP-1375SBK | UPC: 748354808377
Mishimoto 1.375″ Straight Silicone Hose Coupler Black Universal
The Mishimoto 1.375″ Straight Black Hose Coupler connects straight silicone hoses in air intake, intercooler, and turbo piping setups. This universal part fits any performance vehicle requiring a 1.375-inch inner diameter connection for reliable airtight seals. Its 4-ply reinforced silicone handles extreme engine bay conditions with consistent performance.
Key Features
- 4-Ply Reinforced Silicone: Delivers burst strength over 100 PSI for secure high-boost operation without failure
- Extreme Temperature Resistance: Operates from -60°F to 350°F to resist heat soak and cold starts
- 1.375-Inch Inner Diameter: Exact fit for 1-3/8-inch hoses in intake tracts and charge pipes
- 3-Inch Straight Length: Provides ample reach for direct hose-to-hose or pipe connections
- Black Anodized Finish: Clean underhood appearance in black, blue, red, purple, green or white options
Product Notes
- Pair with Mishimoto silicone hoses and clamps for complete systems
- Inspect for debris before use to maintain peak vacuum and pressure holding
- Available as special order with standard stock shipping
Installation Notes
- Professional installation recommended.
- Secure with 44-50mm worm gear clamps torqued to 50 in-lbs
- Heat hoses if needed for insertion, then cool for tight seal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1980-2024 | Universal | Custom Turbo/Intake | All Performance Builds |
| 2002-2007 | Subaru | Impreza WRX | Boost Pipe Connections |
| 1990-2005 | Mazda | Miata MX-5 | Aftermarket Intake Kits |
| 1988-2005 | Honda | Civic | Turbo Charge Pipes |
| 1999-2006 | Volkswagen | Golf/Jetta | 1.8T Intercooler Piping |
Why Choose Mishimoto?
- Direct replacement in factory and race-winning intake systems
- Hand-assembled with rigorous pressure and thermal testing
- Limited lifetime warranty against material defects
Frequently Asked Questions
- Q: Will this coupler work on my custom turbo setup?
A: Yes, it fits any 1.375-inch ID hose in intake, intercooler or turbo applications across cars, trucks and imports - Q: What makes the material suitable for performance use?
A: 4-ply silicone reinforcement supports 100 PSI and 350°F for daily driving or track abuse - Q: What is the warranty and install process?
A: Lifetime warranty covers defects. install with clamps in under 5 minutes, no special tools required
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Protective poly sleeve in 5 x 3 x 2 inch box
- Weight: 0.11 lbs





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