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Walker products optimize efficiency and performance from your hardest-working vehicles.
Walker® Commercial Vehicle has all the products & accessories needed to complete the job.
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WALKER® COMMERCIAL VEHICLE: Products
WALKER® COMMERCIAL VEHICLE: Mega-Flow® Noisebraker®

WALKER® COMMERCIAL VEHICLE: The Solution For Engine Brake Noise

Quiet your truck’s engine brake without sacrificing performance
Mega-Flow® Noisebraker® mufflers combine Walker® quality and engineering with solution-driven technology to absorb unwanted engine and engine brake noise without sacrificing brake performance.
  • Specifically engineered for Class 7 and 8 vehicles
  • A bolt-on solution for excessive engine brake noise
  • Straight-through low backpressure design
  • Reduce engine brake bark

WALKER® COMMERCIAL VEHICLE: Key Features
WALKER® COMMERCIAL VEHICLE: 1
Reduce backpressure
Combines a straight-through design with OCF roving to produce a muffler that reduces backpressure, while quieting your engine brake noise to legal limits.

WALKER® COMMERCIAL VEHICLE: 2
Noise reduction technology
Utilizes Walker’s exclusive triple tuning chamber noise reduction technology to absorb unwanted engine and engine brake noise.

Backed by the best guarantee in the industry
Premium performance mufflers are backed by a 4-year / 500,000-mile / 800,000 km warranty plus an exclusive 90-Day Safe & Sound® Guarantee.