

🚿 Flush like a pro—unclog your heater core with precision and ease!
The OEMTOOLS 24506 Cooling System Backflush Tool is a professional-grade brass adapter designed to fit ½”, ⅝”, and ¾” heater hoses, enabling fast and precise flushing of heater cores and cooling systems. Its built-in shut-off valve offers full control over water flow, while durable, non-corrosive materials ensure long-term reliability. Ideal for mechanics and DIYers aiming for mess-free, efficient coolant system maintenance.





| Manufacturer | OEMTOOLS |
| Brand | OEMTOOLS |
| Model | Cooling System Back Flush Tool |
| Item Weight | 8 ounces |
| Product Dimensions | 6.3 x 2.1 x 1.7 inches |
| Item model number | 24506 |
| Manufacturer Part Number | 24506 |
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