Walker Exhaust 22963 Exhaust Muffler

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• AP Exhaust 3640
• Donaldson M100582
• Grand Rock M-130
• Grand Rock M-130-4
• Grand Rock M-196

• 4-year/500,000-mile warranty and exclusive 90-Day Safe and Sound Guarantee
• Delivers as much as 30% back-pressure reduction without sacrificing acoustics
• Manufactured from aluminized steel for durability
• Offered in a variety of styles, sizes and materials for your installation needs
• Straight-through performance design engineered for class 7 and 8 vehicles
• Mega-Flow© performance mufflers combine Walker© quality and engineering with cutting-edge technology, to deliver unparalleled performance and reduce backpressure without sacrificing acoustics. Walker is a "one-stop" convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic, import and commercial vehicle applications.