2010 Western Star 4900 Valves & Valvetrain Parts
- PAI®Valve Stem Seal SetWestern Star 4900EX / 4900FA / 4900SA 14.0L 2010, Valve Stem Seal Set by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Intake / Exhaust2 Years Warranty$2.45