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White Box

White Box Speed Shop Performance Muffler

2-Chamber Aluminized Steel 13" Case Length 2.50" Offset Inlet / 2.50" Offset Outlet Black Painted Muffler

Part # WB10007 Be the first to write a review
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The White Box Speed Shop 2-chamber muffler produces an aggressive sound for your car/truck/SUV while providing maximum value for the budget minded enthusiast. White Box Speed Shop mufflers are constructed of 16-gauge aluminized steel and are 100% MIG welded for increased strength and durability.


  • Cost Effective, Budget Friendly Performance Muffler
  • Produces an Aggressive sound
  • 2-Chamber Internal Design Cancels out Annoying High Pitch Frequencies
  • Increases Exhaust Flow for Increased Performance and Excellent Throttle Response
  • Constructed of Durable 16-gauge Aluminized Steel
  • 100% MIG Welded for Maximum Strength and Durability
  • Black Painted Finish
  • Compact Design Accommodates Most Cars/Trucks/SUV’s

About White Box

No frills, no fluff, no marketing; Just results! When you need to get the job done on a budget, look no farther than White Box. White Box offers budget-conscious solutions for engine swaps, exhaust systems, headers, fuel pumps, and even traction bars.

Automotive Item GradeHigh Performance
Body Height (in)4
Body Length (in)13
Body Width (in)9.75
Brand White Box
Emission Code5
Inlet Connection TypePipe Connection
Inlet Diameter (in)2.5
Inlet PositionOffset
MaterialAluminized Steel
Mount TypeUses Factory Hangers
Muffler SeriesFlowmonster
Muffler TypeChambered
Outlet Connection TypePipe Connection
Outlet Diameter (in)2.5
Outlet PositionOffset
Overall Length (in)19
Product TypeStreet Mufflers
Sound LevelAggressive Sound
Type of MufflerChambered
California Proposition 65 RequiredNo
Part NumberWB10007

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.


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    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.