Amazon Secure Payment System Continue shopping “Sierra International 18-8533 Marine Exhaust Manifold Mounting Kit for Mercruiser Stern Drive” has been added to your cart. Product Price Quantity Subtotal × Sierra International 18-8505 Marine Exhaust Elbow Mounting Kit for Mercruiser Stern Drive $21.96 Sierra International 18-8505 Marine Exhaust Elbow Mounting Kit for Mercruiser Stern Drive quantity $21.96 × Sierra International 18-8533 Marine Exhaust Manifold Mounting Kit for Mercruiser Stern Drive $24.35 Sierra International 18-8533 Marine Exhaust Manifold Mounting Kit for Mercruiser Stern Drive quantity $24.35 Coupon: Apply coupon Update cart Cart totals Subtotal $46.31 Total $46.31 Proceed to checkout