Used 1991 BUICK REGAL H15778 Back Search by Part Home Search BUICK REGAL H15778 Used 1991 BUICK REGAL H15778 No parts found. Please click the inquire button for order assistance or change filter selection. Part Description Select RIGHT USEDInquire$50.00Part Type: EXHAUST MANIFOLDPart Numbers: 25536094Stock: H15778Mileage: 89000Tag: R00055505VIN: 2G4WD54L2M1866014SKU: NY2455505Part Grade: A VIEW DETAILS Add To CartLocal Pickup Only.