Promotional value expires 90 days after purchase. Amount paid never expires. Appointment required. Additional fees will apply for premium filters. Valid for up to 4 Liters of oil. $4.50 disposal fee. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Limit 1 per person, may buy 2 additional as gift(s). May be repurchased every 180 days. Limit 1 per visit. Must use promotional value in 1 visit(s). Valid only for option purchased. All goods or services must be used by the same person. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.