2001 Western Star 3800 Exhaust Pipes
- Walker®Heavy Duty Aluminized Steel Exhaust Extension PipeWestern Star 3800 2001, Heavy Duty Aluminized Steel Exhaust Extension Pipe by Walker®. Main Piping Diameter: 4". With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything...Makes installation quick and easyOptimal OE-style fit and quality$156.55