Please disregard the old order emails that you may have received on Thursday 10/12/17. We are integrating a new email system into our website and some old order confirmation emails were ushered into our email send queue. NO NEW ORDERS WERE PLACED. We apologize for any distress this may have caused.
If you are looking for the best diesel fuel additives, look no further. Opti-Lube's Diesel Fuel Improvers have been tested and proven for many years. Read our Testimonials for first hand accounts from customers that have seen the benefits of running our products for years in their engines. They won't trust anything else!