Amazon Secure Payment System Continue shopping “Sierra International 18-8532 Marine Exhaust Manifold Mounting Kit for Mercruiser Stern Drive” has been added to your cart. Product Price Quantity Subtotal × Sierra International 18-8532 Marine Exhaust Manifold Mounting Kit for Mercruiser Stern Drive $23.48 Sierra International 18-8532 Marine Exhaust Manifold Mounting Kit for Mercruiser Stern Drive quantity $46.96 Coupon: Apply coupon Update cart Cart totals Subtotal $46.96 Total $46.96 Proceed to checkout