--- product_id: 717170925 title: "TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155" brand: "trq" price: "¥42490" currency: JPY in_stock: true category: "Trq" url: https://www.desertcart.jp/products/717170925-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2008 store_origin: JP region: Japan --- # Access to DIY install videos Pressurized up to 15 PSI Direct-fit, no mods needed TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 **Brand:** trq **Price:** ¥42490 **Availability:** ✅ In Stock ## Summary > 🚗 Keep your Cadillac cool and your confidence hotter! ## Quick Answers - **What is this?** TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 by trq - **How much does it cost?** ¥42490 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/717170925-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2008) ## Best For - trq enthusiasts ## Why This Product - Trusted trq brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Perform:** Pressurized reservoir rated at 15 PSI to keep your engine cool under pressure. - • **Premium Durability:** Crafted from high-quality plastic with a machined exterior for lasting reliability. - • **DIY Confidence Boost:** Hundreds of step-by-step videos from TRQ’s largest DIY library help you 'View Before You Do.' - • **Trusted Compatibility:** Specifically engineered for 2008-2015 Cadillac CTS models—guaranteed fit with GM3014155. - • **Effortless Installation:** Pre-assembled for a perfect OEM fit—ditch the guesswork and save time. ## Overview The TRQ Radiator Coolant Reservoir Expansion Tank is a direct-fit, pressurized replacement part designed exclusively for 2008-2015 Cadillac CTS models. Rated to handle up to 15 PSI, it ensures optimal engine cooling performance. Backed by TRQ’s 25+ years of trusted OEM-quality parts and supported by an extensive DIY video library, this reservoir makes installation straightforward and reliable for professional and enthusiast mechanics alike. ## Description Coolant ReservoirFitmentCadillac CTS 2008-13 2014 - Coupe 2014 - Wagon 2015 - VProduct AttributesCap Maximum Pressure Rating: 15 PSIMounting Hardware Included: NoLevel Sensor Included: NoMaterial: PlasticCap Included: YesPressurized: YesReference Numbers15267707GM3014155 ## Features - Reference Numbers: GM3014155; 15267707 - YOUR TRUSTED DIY VIDEO SOURCE: TRQ offers the largest catalog of DIY videos for replacement parts, making installation easier and repairs more accessible. Our mission is to help you "View Before You Do," with hundreds of new videos added weekly. - TRUST & COMPATIBILITY: For over 25 years, TRQ has been the premium choice for direct-fit replacement parts. Confirm fitment with the desertcart Garage "confirmed fit" feature and review our full compatibility chart below before purchase. - EASE OF INSTALLATION: Save time and effort with pre-assembled components designed as direct replacements for the original equipment, ensuring precise fit and eliminating the need for modifications. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C6D9B7NR | | Best Sellers Rank | #3,529 in Automotive ( See Top 100 in Automotive ) #37 in Automotive Reservoirs | | Brand | TRQ | | Customer Reviews | 4.7 4.7 out of 5 stars (886) | | Date First Available | May 26, 2023 | | Exterior | Machined | | Item Weight | 2.25 pounds | | Item model number | ECA62476 | | Manufacturer | TRQ | | Manufacturer Part Number | ECA62476 | | Model | TRQ ECA62476 Coolant Reservoir | | OEM Part Number | 15267707 | | Product Dimensions | 12 x 14 x 10 inches | ## Images ![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 - Image 1](https://m.media-amazon.com/images/I/71HXnIdOLsL.jpg) ![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 - Image 2](https://m.media-amazon.com/images/I/7138eKq-UrL.jpg) ![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 - Image 3](https://m.media-amazon.com/images/I/61hg8xwfOWL.jpg) ![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 - Image 4](https://m.media-amazon.com/images/I/61VcFG3SEpL.jpg) ![TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 - Image 5](https://m.media-amazon.com/images/I/61HA+6o9G9L.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - TRQ Radiator Coolant Reservoir Expansion Tank Overflow Bottle Compatible with 2008-2015 Cadillac CTS GM3014155 - Dorman 626-530 Thermostat Bypass Pipe Compatible with Select Chevrolet/Pontiac Models --- ## 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.jp/products/717170925-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2008](https://www.desertcart.jp/products/717170925-trq-radiator-coolant-reservoir-expansion-tank-overflow-bottle-compatible-2008) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-08*