Amazon has the 82-Count Finish Powerball Quantum Dishwasher Detergent Tabs for $14.75 - 30% off coupon (check “Save an extra” box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel at any time) = $9.58 with free shipping on $35+ or with Prime.

Also check out other discounted Finish Dishwasher Pods and Liquids (price adter coupon & S&S:

• 84-Count Finish Quantum Dishwasher Pods for $15
• Finish Jet-Dry Dishwasher Rinse Aid (32 oz) for $8.66
• Finish Gel Liquid Dishwasher Detergent (75 oz) for $3.41 
• 70-Count Finish Quantum Infinity Shine Dishwasher Pods for $13