--- product_id: 19692128 title: "Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011" brand: "mishimoto" price: "€ 1061.00" currency: EUR in_stock: true reviews_count: 10 category: "Mishimoto" url: https://www.desertcart.hr/products/19692128-mishimoto-mmrad-civ-06si-performance-aluminum-radiator-compatible-with-honda store_origin: HR region: Croatia --- # Fits 2006-2011 Honda Civic Si perfectly All-aluminum build with magnetic drain plug 1.57-inch thick aluminum core for max cooling Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 **Brand:** mishimoto **Price:** € 1061.00 **Availability:** ✅ In Stock ## Summary > ❄️ Stay cool, drive hotter — the ultimate Civic Si upgrade! ## Quick Answers - **What is this?** Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 by mishimoto - **How much does it cost?** € 1061.00 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/19692128-mishimoto-mmrad-civ-06si-performance-aluminum-radiator-compatible-with-honda) ## Best For - mishimoto enthusiasts ## Why This Product - Trusted mishimoto brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lifetime Peace of Mind:** Backed by Mishimoto’s industry-leading lifetime warranty—upgrade once, drive forever. - • **Precision Fit for Civic Si:** Custom-designed dimensions (26.8 x 18.2 x 2.07 inches) ensure seamless installation and optimal performance. - • **Race-Ready Cooling Efficiency:** Two-row brazed aluminum core engineered to keep your K-series engine chill on street and track. - • **Boost Your Engine’s Potential:** Maximize cooling efficiency to unlock smoother, more reliable power delivery under pressure. - • **Durable All-Aluminum Construction:** Lightweight yet robust build with magnetic drain plug for easy maintenance and longevity. ## Overview The Mishimoto MMRAD-CIV-06SI is a high-performance aluminum radiator designed specifically for 2006-2011 Honda Civic Si models with K-series engines. Featuring a thick, two-row brazed aluminum core and all-aluminum construction with a magnetic drain plug, it delivers superior cooling efficiency for both street and track use. Its precise fit and lifetime warranty make it a reliable, long-term upgrade to keep your engine running cooler and performing at its best. ## Description A Mishimoto performance aluminum radiator is the ideal upgrade to the stock Civic radiator. For a cooler more efficient running engine, all Mishimoto radiators are designed and engineered to maximize cooling and boost engine functions. Review: Very nice - Nice addition to my car keeps cool. Review: Compatible with 2009-2011 civic ex. - Compatible with 2009-2011 civic ex civic ex_l civic dx civic si civic MX This radiator is very excellent . my car civic 4 Door EX-L (NAVIGATION) It is really convenient . ## Features - Compatible with the 2006–2011 Honda Civic Si w/ K-series engine - Overall Size: 26.8 x 18.2 x 2.07 inches. Features a two-row, 1.57 inch thick brazed aluminum core which provides efficient fluid temperature regulation on the street and track - Inlet & Outlet: 1.25 inch / Core Thickness: 1.57 inch / Tank Wall Thickness: 0.08 inch - All-aluminum construction includes magnetic drain plug - Mishimoto Lifetime Warranty ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B003GZE1G0 | | Best Sellers Rank | #1,540,132 in Automotive ( See Top 100 in Automotive ) #8,059 in Automotive Replacement Engine Radiators | | Brand | Mishimoto | | Brand Name | Mishimoto | | Cooler Heatsink Material | Aluminum | | Customer Reviews | 4.6 out of 5 stars 31 Reviews | | Global Trade Identification Number | 00748354798890, 07483547988902 | | Included Components | Per Item Description | | Item Weight | 5 Pounds | | Manufacturer | Mishimoto | | Model | MMRAD-CIV-06SI | | Part Interchange Info | MMRADCIV06SI | | Part Number | MMRADCIV06SI | | UPC | 748354798890 | | Unit Count | 1.0 Count | | Warranty Description | Lifetime | ## Images ![Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 - Image 1](https://m.media-amazon.com/images/I/71Gda9WPOxL.jpg) ![Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 - Image 2](https://m.media-amazon.com/images/I/71avEzlWd2L.jpg) ![Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 - Image 3](https://m.media-amazon.com/images/I/71cri9bWT6L.jpg) ![Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 - Image 4](https://m.media-amazon.com/images/I/71TFmKoaGdL.jpg) ![Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 - Image 5](https://m.media-amazon.com/images/I/71PpM9k5+iL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very nice *by S***E on June 26, 2023* Nice addition to my car keeps cool. ### ⭐⭐⭐⭐⭐ Compatible with 2009-2011 civic ex. *by S***N on September 22, 2019* Compatible with 2009-2011 civic ex civic ex_l civic dx civic si civic MX This radiator is very excellent . my car civic 4 Door EX-L (NAVIGATION) It is really convenient . ### ⭐⭐⭐⭐⭐ not only it looks good under the hood but it also keeps my car ... *by E***3 on December 6, 2017* vroom vroom....not only it looks good under the hood but it also keeps my car running cooler than ever now that it is under boost ## Frequently Bought Together - Mishimoto MMRAD-CIV-06SI Performance Aluminum Radiator Compatible With Honda Civic Si 2006-2011 - Mishimoto MMFS-CIV-06SI Performance Aluminum Fan Shroud Compatible with Honda Civic Si 2006-2011 Silver - Mishimoto MMHOSE-CIV-06RD Silicone Radiator Hose Kit Compatible With Honda Civic 2006-2011 Red --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/19692128-mishimoto-mmrad-civ-06si-performance-aluminum-radiator-compatible-with-honda](https://www.desertcart.hr/products/19692128-mishimoto-mmrad-civ-06si-performance-aluminum-radiator-compatible-with-honda) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-14*