Cart Continue shopping “Advanced Lubricant Additive Chemistry” has been added to your cart. Product Price Quantity Total × Improving Your Oil Analysis Program - a Short Course $99.00 Improving Your Oil Analysis Program - a Short Course quantity $99.00 × Advanced Lubricant Additive Chemistry $299.00 Advanced Lubricant Additive Chemistry quantity $299.00 Code: Apply code Update cart Cart totals Subtotal $398.00 Total $398.00 Proceed to checkout Coupon codes are not eligible to be used for exam fees. A separate transaction is required.