{"product_id":"rein-chp0786-engine-coolant-hose-expansion-tank-upper-to-radiator","title":"Rein CHP0786 Engine Coolant Hose - Expansion Tank (Upper) To Radiator","description":"\u003ch2\u003eOE-Style Coolant Hose for Audi Cooling Systems\u003c\/h2\u003e\u003cp\u003eRein CHP0786 is an engine coolant hose built for European vehicle cooling systems that require an OE-quality direct replacement. It is designed for the expansion tank (upper) to radiator connection on select Audi A4, A4 allroad, A4 Quattro, A5, A5 Quattro, and allroad models.\u003c\/p\u003e\u003cp\u003eWith a black finish and OE-matched dimensions, this coolant hose supports a proper fit at the factory routing point. Rein CHP0786 is a direct replacement for OE part number 8K0121081BF.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine coolant hose for the expansion tank (upper) to radiator circuit\u003c\/li\u003e\n\u003cli\u003eDirect replacement design for select Audi cooling system applications\u003c\/li\u003e\n\u003cli\u003eBlack coolant hose finish for a factory-style appearance\u003c\/li\u003e\n\u003cli\u003eHose end dimensions: 25.15 mm inside diameter \/ 24.64 mm outside diameter on one end, 6.50 mm inside diameter \/ 3.15 mm outside diameter on the other\u003c\/li\u003e\n\u003cli\u003eRein CHP0786 cross-references OE part number 8K0121081BF\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eRein Automotive CHP0786 is an OE-quality coolant pipe engineered for European vehicles and built to match the original cooling system layout. For Audi A4 and Audi A5 applications, including Audi A4 Quattro, Audi A4 allroad, Audi allroad, Audi A5, and Audi A5 Quattro, this hose connects the expansion tank (upper) to the radiator with factory-style dimensions and routing. If you are replacing a worn or damaged Audi coolant hose, CHP0786 provides a direct-fit solution for the specified model years.\u003c\/p\u003e\u003cp\u003eThis part cross-references OE part number 8K0121081BF for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCoolant seepage at a cracked or aged hose section\u003c\/li\u003e\n\u003cli\u003eLoss of proper coolant routing between the expansion tank and radiator\u003c\/li\u003e\n\u003cli\u003eHeat-related hose deterioration in the engine bay\u003c\/li\u003e\n\u003cli\u003eFitment issues caused by an incorrect replacement hose\u003c\/li\u003e\n\u003cli\u003eRestoring factory-style cooling system connections on Audi A4 and Audi A5 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose end diameters and routing before installation to confirm the correct application for your vehicle. This hose is listed for 2013-2016 Audi A4, 2013-2016 Audi A4 allroad, 2013-2016 Audi A4 Quattro, 2013-2016 Audi allroad, 2013-2014 Audi A5, and 2013-2017 Audi A5 Quattro, all at the expansion tank (upper) to radiator position. Inspect adjoining cooling system components for wear, residue, or damage before completing the repair.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eRein Automotive positions this coolant pipe as an OE-quality replacement for European vehicles, with dimensions and application coverage aligned to the original equipment design. That makes CHP0786 a practical choice for maintaining the factory cooling system layout on compatible Audi models.\u003c\/p\u003e","brand":"Rein","offers":[{"title":"Default Title","offer_id":52918197321909,"sku":"DFBS-CHP0786","price":41.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/C8_CHP0786_Fro.jpg?v=1785566913","url":"https:\/\/www.partcatalog.com\/products\/rein-chp0786-engine-coolant-hose-expansion-tank-upper-to-radiator","provider":"PartCatalog","version":"1.0","type":"link"}