Eberspacher Heater O-Ring D5LC | 32075166

The Heat Exchanger O Ring seal, sized 16 x 2, is a precise replacement part for select Eberspacher heaters. Compatible with models including B5L, B5LC, D5L, D5LC, and related D5 Airtronic units, this seal provides a tight, leak-free barrier between critical components. Crafted to match original specifications, it supports optimal heat transfer, maintains system pressure, and helps prevent coolant or air leaks that can compromise performance. Whether you’re servicing a long-haul vehicle or a compact camper, this O-ring ensures dependable operation and extends the life of the heating system by preserving proper seal integrity under varying temperatures and vibrations. Simple to fit with standard maintenance, it’s a reliable choice for preserving heater efficiency.