ACDelco Ultra Expansion Tanks

Brand: ACDelco | Part #CLG-EBD402

Category: Cooling > Expansion Tanks

The ACDelco Ultra Expansion Tanks (P/N CLG-EBD402) is a direct-fit Expansion Tanks for the vehicles listed in the fitment section. Built to withstand sustained heat-cycling without delamination, cracking, or pressure-cap fatigue. Sourced from ACDelco, a recognized supplier in the aftermarket auto parts channel. Part number CLG-EBD402 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2016–2025 GMC, Mercedes-Benz, Mazda, Lincoln including Hummer EV, S-Class, GLB, Mazda3, Nautilus, Aviator. Use the year/make/model selector above to verify your exact configuration before checkout. Ships from a US warehouse in 1–2 business days. Free shipping on orders $75+, flat-rate ground otherwise. Backed by a 90-day return window — if the part doesn't fit or the wrong unit was shipped, send it back for a full refund.

Price: $73.99 | In stock — ships within 1-2 business days. Free shipping on orders over $75.