Hyundai Pro Series Thermostats

Brand: Hyundai | Part #CLG-21639B

Category: Cooling > Thermostats

The Hyundai Pro Series Thermostats (P/N CLG-21639B) is a direct-fit Thermostats 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 Hyundai, a recognized supplier in the aftermarket auto parts channel. Part number CLG-21639B is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2019–2024 Hyundai including Accent, Ioniq 6, Venue, Elantra, Santa Fe. 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: $187.99 | In stock — ships within 1-2 business days. Free shipping.