
Vehicle Specific
Check if it fits by entering your vehicle info| Brand | Gates | 
| Part Number | 20521 | 
| Part Description | Engine Coolant Molded Bypass Hose | 
| Branch Quantity | 0 | 
| Contains Spring | No | 
| End 1 Inside Diameter | 0.61 in | 
| End 2 Inside Diameter | 0.61 in | 
| Material | EPDM | 
| Modular Hose | No | 
| Molded | Yes | 
| Number of Quick Connect Fittings | 0 | 
| UPC | 072053051513 | 
| OE Part Number | 3726 | 
| Year Make Model | Trim | Engine | 
|---|---|---|
| 1973-1975 Buick Apollo | All Trims | 8 Cyl 5.7L | 
| 1973 Buick Centurion | All Trims | 8 Cyl 5.7L | 
| 1973-1977 Buick Century | All Trims | 8 Cyl 5.7L | 
| 1975-1981 Buick Century | All Trims | 6 Cyl 3.8L | 
| 1978-1979 Buick Century | All Trims | 6 Cyl 3.2L | 
| 1977-1981 Buick Electra | All Trims | 8 Cyl 5.7L | 
| 1984 Buick Electra | All Trims | 6 Cyl 4.1L | 
| 1970 Buick Estate Wagon | All Trims | 8 Cyl 5.7L | 
| 1973 Buick Estate Wagon | All Trims | 8 Cyl 5.7L | 
| 1978-1980 Buick Estate Wagon | All Trims | 8 Cyl 5.7L |