ACDelco OE Replacement Radiator Caps

Brand: ACDelco | Part #CLG-E55497

Category: Cooling > Radiator Caps

The ACDelco OE Replacement Radiator Caps (P/N CLG-E55497) is a direct-fit Radiator Caps 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-E55497 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2016–2021 Lexus including GX, NX, ES. 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: $242.99 | In stock — ships within 1-2 business days. Free shipping.