Specially-Designed. Integrated O-Ring. PTFE and Rubber OD Seals.
Critical seals made from rubber-only compounds frequently fail to perform.
First , rubber-only seals are not designed for fuel efficiency. Second, seal manufacturers using seals made from
Second, seal manufacturers using seals made from rubber-only material are unable to produce components that can stand up to extremely high temperatures and not fall apart when exposed to a high-friction or abrasive environment.