{"product_id":"a-premium-engine-coolant-overflow-reservoir-with-cap-for-honda-civic-2001-2005-1-7l","title":"A-Premium Engine Coolant Overflow Reservoir with Cap for Honda Civic 2001-2005 1.7L","description":"\u003ch2\u003eUpgrade your Civic’s cooling system with a dependable reservoir\u003c\/h2\u003e\n\u003cp\u003eDesigned for Honda Civic models from 2001 through 2005 (1.7L, L4 engines), this A-Premium coolant overflow reservoir with cap is a practical replacement that aligns with your car’s original layout. The unit’s white, durable plastic body and single mounting hole offer a clean, straightforward swap for Coupe and Sedan variants that rely on a dependable overflow path in hot climates or busy commuting days.\u003c\/p\u003e\n\u003cp\u003eIn real-world driving, engine bays endure heat cycles, vibrations, and fluid movement. This reservoir is engineered with stable materials intended to withstand those conditions, aiming to preserve proper coolant levels and maintain smooth engine operation under typical driving scenarios. While performance results can vary by vehicle history and maintenance, the design focuses on compatibility, fitment confidence, and reliable sealing at elevated temperatures.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eConsistent coolant containment helps maintain fluid levels during steady driving and busy stops.\u003c\/li\u003e\n  \u003cli\u003eCap included provides a secure seal, reducing the risk of leaks when the engine heats up.\u003c\/li\u003e\n  \u003cli\u003eWhite plastic construction emphasizes durability and resistance to engine heat and vibration.\u003c\/li\u003e\n  \u003cli\u003eOne mounting hole supports a straightforward DIY replacement with factory-like alignment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x Reservoir\u003c\/li\u003e\n  \u003cli\u003e1x Cap\u003c\/li\u003e\n  \u003cli\u003eCompatibility notes: Honda Civic 2001–2005, L4 1.7L, Coupe\/Sedan (Petrol)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e Specifications and fitment\u003c\/h3\u003e\n\u003cp\u003eReference numbers to help verification: 603-809, 603809, 603 809, 19101PLC000. Material: Plastic. Color: White. Mount hole quantity: 1. The product contents include the reservoir and cap for a complete replacement.\u003c\/p\u003e\n\u003ch3\u003eQuality assurance\u003c\/h3\u003e\n\u003cp\u003eA-Premium backs this reservoir with a one-year unlimited-mileage guarantee, reflecting confidence in long-term reliability and support after purchase.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What vehicles is this reservoir compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Honda Civic 2001–2005 1.7L models (Coupe\/Sedan, petrol).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What comes in the box and is a cap included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The package includes 1x reservoir and 1x cap for easy replacement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":42468423434325,"sku":"B083XV3LGF","price":60.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/apremium-engine-coolant-overflow-reservoir-cap.jpg?v=1778072924","url":"https:\/\/plentytorque.co.uk\/products\/a-premium-engine-coolant-overflow-reservoir-with-cap-for-honda-civic-2001-2005-1-7l","provider":"PlentyTorque","version":"1.0","type":"link"}