Rumble Chamber Muffler [2.5 in. Inlet/Outlet, Center In/Dual Out]
InfoVehicle Info Needed
MAGNAFLOWPART NUMBER: 642-R25400

Rumble Chamber Muffler [2.5 in. Inlet/Outlet, Center In/Dual Out]

$6600
ShippingShips on 11/11/2026
Lowest PriceLowest Price Guarantee

Center In/Dual Out
Rumble Chamber Muffler
  • Inlet/Outlet Configuration: Center In / Dual Out
  • Inlet/Outlet Diameter: 2.5 in.
  • Body Length: 13 in.
  • Overall Length: 19 in.
  • Universal Fit
  • Sold Individually

    This universal muffler is sized by inlet/outlet diameter and overall length rather than vehicle-specific fitment, and installs on a wide range of custom and OEM-replacement exhaust systems.

    MagnaFlow R25400 Features:

    • Universal fit sized by pipe diameter, not vehicle application.
    • Steel shell construction built for durability.
    • Add a Touch of Cassic to Your Exhaust

      Rumble Mufflers feature a chambered design that adds a classic performance sound to your vehicle. The chamber process reduces unwanted resonance and creates horsepower. Each muffler is made from high-quality aluminum or stainless with a fully-welded outer case and spot-welded primary internals for long-term durable performance.

    Part TypeMuffler
    Product LineMagnaflow Rumble Exhaust Mufflers
    BrandMAGNAFLOW
    Package Height5.0
    Package Width10.7
    Package Length20.2
    Weight10.2 PG
    Part CategoryPerformance Parts
    Part FitmentUniversal
    Package Qty1
    Package TypeEA

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