SKU: MMRAD-CIV-06SI | UPC: 748354798890
Mishimoto 06+ Honda Civic SI Manual Aluminum Radiator
This Mishimoto aluminum radiator upgrades the factory unit on 2006-2011 Honda Civic Si models with manual transmission. Engineered for enhanced cooling it features a 2-row core that dissipates heat faster keeping temperatures low during spirited driving. Its lightweight build supports better engine longevity and pairs perfectly with the Mishimoto Civic Si hose kit for complete cooling upgrades.
Key Features
- 100% Brazed Aluminum Core: 2-row 42mm thick design with 24.8in x 15.75in x 1.65in dimensions transfers heat 30% more efficiently than OEM.
- Polished Aluminum End Tanks: Durable TIG-welded construction adds style while maintaining structural integrity under high pressure.
- Direct-Fit Installation: Matches OEM specs with 1.5in inlet/outlet fittings for bolt-on replacement without modifications.
- Lightweight Construction: At 12.8 lbs reduces front-end weight compared to stock radiator for improved handling.
- Lifetime Warranty: Covers defects in materials and workmanship for long-term confidence.
Product Notes
- Manual transmission only direct fit for Civic Si models.
- Combine with Mishimoto MMRAD-CIV-06SI-HK hose kit for maximum cooling gains.
- Overall dimensions 29.13in x 17.32in x 2.00in fit stock mounting locations.
Installation Notes
- Professional installation recommended.
- Drain coolant and remove OEM radiator using basic hand tools no cutting or drilling needed.
- Uses OEM mounting hardware includes Mishimoto logo caps for easy upgrade.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006-2011 | Honda | Civic | Si |
| 2008 | Honda | Civic | MUGEN Si |
Why Choose Mishimoto?
- Two decades of automotive cooling expertise.
- Rigorously tested on dyno and track for real-world durability.
- Engineered in the USA with global manufacturing standards.
Frequently Asked Questions
- Q: Will this radiator fit 2006-2011 Honda Civic Si automatic transmission?
A: No it fits manual transmission only. Automatic models require MMRAD-CIV-06A. - Q: What materials are used in construction?
A: Full brazed aluminum core and end tanks resist corrosion and handle high pressures. - Q: What does the lifetime warranty cover?
A: All defects in materials or workmanship when installed and maintained properly.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-protected box 32in x 20in x 5in
- Weight: 12.8 lbs product 16 lbs shipping
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