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SKU: MMHOSE-CIV-88HH | UPC: 748354801330
Mishimoto 1988-1991 Honda Civic Black Heater Silicone Hose
Replace your factory rubber heater hose with the Mishimoto black silicone heater hose designed for 1988-1991 Honda Civic models including Base DX EX LX RT 4WD Si and Wagovan. This direct-fit upgrade handles extreme temperatures from -49°F to 350°F without cracking or collapsing under pressure. Engineered for 1.5L and 1.6L engines it ensures consistent coolant flow and long-term durability in demanding conditions.
Key Features
- High-Temperature Silicone Construction: Rated from -49°F to 350°F for reliable performance in cold starts and hot engine bays preventing hose degradation over time.
- 4-Ply Polyester Reinforcement: Delivers 300 PSI burst pressure to resist swelling kinking or bursting even under high boost or heat.
- Precise OEM Dimensions: Matches factory heater hose specs with 0.118-inch wall thickness for seamless bolt-on installation without modifications.
- Black Silicone Finish: Provides a clean underhood appearance that resists dirt oil and weathering for lasting aesthetics.
- Lifetime Warranty: Backed by Mishimoto's commitment to quality ensuring peace of mind for your Civic build.
Product Notes
- Direct replacement for OEM heater core hoses no cutting or trimming required.
- Clean engine bay surfaces before installation to ensure secure fit and prevent contamination.
- Packaged securely to arrive ready for immediate use.
Installation Notes
- Professional installation recommended.
- Drain coolant system completely before removal to avoid spills.
- Compatible with factory clamps and hardware for straightforward swap.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988-1991 | Honda | Civic | Base |
| 1988-1991 | Honda | Civic | DX |
| 1990-1991 | Honda | Civic | EX |
| 1988-1991 | Honda | Civic | LX |
| 1988-1991 | Honda | Civic | RT 4WD |
| 1989-1991 | Honda | Civic | Si |
| 1988-1989 | Honda | Civic | Wagovan |
Why Choose Mishimoto?
- Proven leader in automotive cooling components trusted by enthusiasts worldwide.
- Hand-crafted with premium materials for exact fit and peak performance.
- Rigorously tested in-house for durability across real-world conditions.
Frequently Asked Questions
-
Q: Does this hose fit all 1988-1991 Honda Civic models?
A: Yes it fits Base DX EX LX RT 4WD Si and Wagovan submodels with 1.5L L3 L4 ML4A or 1.6L engines as listed in the fitment table. -
Q: What material is used and how durable is it?
A: Constructed from high-grade silicone with 4-ply polyester braid rated to 350°F and 300 PSI burst pressure far exceeding stock rubber hoses. -
Q: What warranty comes with this product?
A: Mishimoto offers a lifetime warranty against defects in materials and workmanship when installed and used properly.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact box measuring 10 x 6 x 2 inches
- Weight: 0.35 lbs
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