Keep your Cummins running leak-free with the Pusher Coolant Riser Adapter O-ring, engineered specifically for a snug and reliable fit. It acts as the ultimate seal to ensure your cooling system holds up against daily heat and pressure without breaking a sweat.

Crafted from durable elastomer, this tiny powerhouse prevents messy coolant leaks and keeps your rig performing at its absolute best. It is the perfect direct-replacement seal to refresh your setup and maintain rock-solid engine reliability.