Optima Elite Marine Batteries

Brand: Optima | Part #BAT-D188B6

Category: Batteries > Marine Batteries

The Optima Elite Marine Batteries (P/N BAT-D188B6) is a direct-fit Marine Batteries for the vehicles listed in the fitment section. Materials and finish are selected for daily-driver duty cycles, not just a clean-room bench test. Sourced from Optima, a recognized supplier in the aftermarket auto parts channel. Part number BAT-D188B6 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2016–2024 BMW, GMC, Buick, Acura including X7, 7 Series, Yukon XL, Sierra HD, Sierra, Encore GX. 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: $128.99 | In stock — ships within 1-2 business days. Free shipping.