Coolants & Antifreeze // TX HDD-N ANTIFREEZE RED PREMIX Tx HDD-N Antifreeze Red Premix 20L Ready-to-use genuine long life antifreeze/coolant concentrate $178.56 Out of stock Adding to cart... Item added. Go to checkout Tx HDD-N Antifreeze Red Premix 5L Ready-to-use genuine long life antifreeze/coolant concentrate $49.53 Out of stock Adding to cart... Item added. Go to checkout