70 Series Big Block II Muffler Dual In/Dual Out: 2.25"
InfoVehicle Info Needed
FLOWMASTERPART NUMBER: 389-524704

70 Series Big Block II Muffler Dual In/Dual Out: 2.25"

Color:

Black
$24995
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Dual In/Dual Out
    70 Series Big Block II Muffler
  • Dual In/Dual Out: 2.25"
  • Aluminized Steel

  • Durable Fully Welded 16ga Aluminized Steel
  • 3 Year Limited Warranty
  • Aggressive And Powerful Exterior Exhaust Tone
  • Notable Interior Resonance
  • Excellent Street/Strip And Off Road Application
  • No Internal Packing To Blowout
  • The Original Two Chamber Design
  • www.Flowmastermufflers.com

Quiet Operation, Maximum Efficiency

Flowmaster's 70 Series Big Block II Mufflers feature a longer case for increased volume and added sound reduction by utilizing Flowmaster’s patented Delta Flow Technology. The 70 Series offers maximum efficiency and minimum interior resonance, best suited for street cars, trucks, SUV’s, RVs and tow vehicles that require quiet operation with minimum improved sound. These mufflers will still fit many applications where the wider 50 Series Big Block muffler won’t.

Show MoreFeatures:
  • Mild - stock exterior tone.
  • Best suited for quiet operation vehicles.
  • 3-chamber, Delta Flow Technology.
  • Constructed of 16-gauge aluminized steel.
  • Fully MIG-welded.

Part TypeMuffler
Product LineFlowmaster 70 Series Big Block II Mufflers
BrandFLOWMASTER
Package Height5.8
Package Width10.4
Package Length29.1
Weight22.32 PG
Outlet Quantity2
Inlet PositionCenter
Inlet TypeWeld-On
Inlet Size (In.)2.25
Heat Shield AttachedNo
Body Length22 in.
Muffler Count1
Inlet Outside Diameter2.38 in.
Inlet Quantity2
Sound LevelMild
Outlet Outside Diameter2.38 in.
Muffler MaterialSteel
Universal Or Specific FitUniversal
Hanger IncludedNo
Inlet Connection TypePipe Connection
Outlet Diameter2.25 in (57.2 mm)
ColorBlack
TunableNo
Case Length22 in (558.8 mm)
Case ShapeOval
Body Width10 in.
Outlet Inside Diameter2.25 in.
Body Height5 in.
Outlet TypeDual
Outlet PositionCenter
Part CategoryPerformance Parts
ShapeOval
Exhaust Tip Quantity0
Inlet LocationDual
Muffler TypeChambered
Outlet StyleStandard, without tip
Muffler FinishAluminized
Mount TypeUses New Hangers (Not Included)
Inlet Diameter2.25 in.
Clamps IncludedNo
FinishHigh-Temperature Paint
ReversibleNo
Outlet Size2.25 in (57.2 mm)
Muffler Series70 Series Big Block
QuantitySold individually
Overall Length28 in.
MaterialAluminized Steel
Internal ConstructionChambered
Body MaterialAluminized Steel
Inlet Inside Diameter2.25 in.
Outlet LocationDual
FitmentUniversal
Part FitmentUniversal
Vendor Part Number524704
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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