Dorman Heavy-Duty Expansion Tanks

Brand: Dorman | Part #CLG-4F5FA6

Category: Cooling > Expansion Tanks

The Dorman Heavy-Duty Expansion Tanks (P/N CLG-4F5FA6) is a direct-fit Expansion Tanks for the vehicles listed in the fitment section. Materials are corrosion-resistant in mixed-metal cooling systems running long-life or HOAT/OAT coolants. Sourced from Dorman, a recognized supplier in the aftermarket auto parts channel. Part number CLG-4F5FA6 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2016–2019 Audi, Lexus, Mazda, Subaru including Q7, Q4 e-tron, A4, RC, GX, UX. Use the year/make/model selector above to verify your exact configuration before checkout. Same- or next-business-day handling on in-stock orders. Free US shipping over $75 — no surprise oversized fees on this item. 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: $114.99 | In stock — ships within 1-2 business days. Free shipping.

Vehicle Compatibility

Compatible Makes: Audi, Lexus, Mazda, Subaru

Compatible Models: Q7, Q4 e-tron, A4, RC, GX, UX, MX-5 Miata, Solterra

Year Range: 2016–2019