These Vacuum Lines are manufactured using the correct OEM materials. The Vacuum Lines have correct color striping with repeating MX pattern. Markings are durable and will not come off easily. Each kit contains enough to do a complete car and comes with a diagram where neded. NOTE: Do not clean with Armor - All or other products that contain solvent. We recommend cleaning by using a very dilute soapy water solution on a damp cloth with very light pressure.