Lucas Pro Series Fuel Additives

Brand: Lucas | Part #OIL-A5D686

Category: Oil & Fluids > Fuel Additives

The Lucas Pro Series Fuel Additives (P/N OIL-A5D686) is a direct-fit Fuel Additives for the vehicles listed in the fitment section. Low-volatility base stock helps reduce oil consumption between change intervals and protects seals and gaskets from premature drying. Sourced from Lucas, a recognized supplier in the aftermarket auto parts channel. Part number OIL-A5D686 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2008–2021 Mercedes-Benz, Cadillac, Audi, Buick including EQE, A-Class, CT4, CT5, Escalade ESV, Q8. Use the year/make/model selector above to verify your exact configuration before checkout. In-stock items leave the warehouse within one business day. Free shipping over $75; ground delivery is 3–7 business days nationwide. 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: $20.99 | In stock — ships within 1-2 business days. Free shipping on orders over $75.