Cart Continue shopping “Oil Analysis – 2 Hours” has been added to your cart. Product Price Quantity Total × Contamination Control - 1 Hour $299.00 Contamination Control - 1 Hour quantity $299.00 × Certified Lubrication Specialist (CLS®) Certification Exam Preparation $1,800.00 Certified Lubrication Specialist (CLS®) Certification Exam Preparation quantity $1,800.00 × Oil Analysis - 2 Hours $299.00 Oil Analysis - 2 Hours quantity $299.00 Code: Apply code Update cart Cart totals Subtotal $2,398.00 Total $2,398.00 Proceed to checkout Coupon codes are not eligible to be used for exam fees. A separate transaction is required.