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FlowMonster 2-Chamber Muffler - Offset In/Offset Out: 3 in.
InfoVehicle Info Needed
FLOWMASTERPART NUMBER: 389-43043-FM

FlowMonster 2-Chamber Muffler - Offset In/Offset Out: 3 in.

$4995
ShippingShips on Sep 07, 2026
Lowest PriceLowest Price Guarantee
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$696
Chambered Deep-Tone Muffler 3 in. Offset Inlet / Offset Outlet

555-30232

Chambered Deep-Tone Muffler 3 in. Offset Inlet / Offset Outlet

$4299

Offset In/Offset Out
    FlowMonster 2-Chamber Muffler
  • Offset In/Offset Out: 3 in.
  • 13 in. L x 9.750 in. W x 4 in. H
  • Aluminized Steel
  • High-Heat Silver Coating
  • Sold Individually

    Flowmaster 389-43043-FM Features:

    Aggressive Sounding Mufflers!

    Flowmaster FlowMonster Mufflers deliver an aggressive exhaust sound that speaks "POWER"! These compact mufflers have superior heat-absorption and corrosion-resistant materials that deliver lasting dependability and appearance. Fully MIG-welded construction provides dominant durability and excellent exhaust flow to get the most performance out of your car, truck or SUV.

Part TypeMuffler
Product LineFlowmaster FlowMonster Mufflers
BrandFLOWMASTER
Package Height4.4
Package Width10.0
Package Length20.2
Weight9.8 PG
Part CategoryPerformance Parts
Hanger IncludedNo
Outlet Diameter3 in (76.2 mm)
Muffler SeriesFlowMonster 2-Chamber
QuantitySold individually
Inlet LocationOffset
Muffler TypeReflection
Heat ShieldNo
Internal ConstructionChambered
Case ShapeOval
Body Width9.75 in (247.65 mm)
Body MaterialAluminized Steel
Exit QuantityOne
Body Length13 in (330.2 mm)
Inlet Diameter3 in (76.2 mm)
Clamps IncludedNo
Body Height4 in (101.6 mm)
Inlet QuantityOne
Part FitmentUniversal
Outlet PositionOffset
Sound LevelAggressive
FinishSilver
Package Qty1
Package TypeEA
No Questions
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Some parts are not legal for use in California or other states with similar laws / regulations
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