Genuine VW/Audi Engine Coolant Hose (A3 Quattro TT Quattro) - 1K0121086L - A direct replacement for the original engine coolant hose, this hose is designed to fit the Audi A3 Quattro, TT Quattro and other models. Constructed from high-grade materials for superior durability and performance, this hose is engineered to withstand extreme temperatures and pressure. Made to OEM standards for a perfect fit and reliable operation.