Castrol Ultra Brake Fluid

Brand: Castrol | Part #BRK-1589C7

Category: Oil & Fluids > Brake Fluid

The Castrol Ultra Brake Fluid (P/N BRK-1589C7) is a direct-fit Brake Fluid for the vehicles listed in the fitment section. Formulated to meet current OEM service-fill specifications, with a stable viscosity profile across cold-start and hot operating ranges. Sourced from Castrol, a recognized supplier in the aftermarket auto parts channel. Part number BRK-1589C7 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2010–2023 Acura, Buick, Volkswagen, Mitsubishi including RDX, Enclave, Tiguan, Golf, Taos, Outlander. 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: $134.99 | In stock — ships within 1-2 business days. Free shipping.