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Flowmaster 42583 - Flowmaster 80 Series Crossflow Mufflers

Flowmaster 42583 - Flowmaster 80 Series Crossflow Mufflers

Flowmaster#389-42583

80 Series Crossflow Muffler
  • 1982-92 Camaro/Firebird
  • Offset In/Dual Out: 2.5"
  • Case: 15" L (4" Thick)
  • Overall: 21" L x 9.75" W
  • Aluminized Steel

    Flowmaster 42583 - Flowmaster 80 Series Crossflow Mufflers Details

    Camaro/Firebird

  • Adds 30 HP and 40 ft/lbs TQ
  • Single inlet with dual outlets for a stock dual exhaust appearance (fits in the stock crossflow position)

  • Flowmaster 42583 - Flowmaster 80 Series Crossflow Mufflers

    Flowmaster's 80 Series Crossflow Mufflers fit transversely behind the rear axle and in front of the fuel tank, making them ideal OE replacements yet with enhanced performance and sound.

    Features
  • For true dual exhaust output when only one exhaust system will fit
  • Aggressive exterior sound with noticeable interior resonance
  • Increased power, torque, and ground clearance
  • Aluminized steel or 409S stainless steel (stainless has limited lifetime warranty)
  • MIG welded for maximum durability

  • Flowmaster 389-42583

    Body Length (in.)
    15
    Inlet Size (in.)
    2.5
    Outlet Size (in.)
    2.5
    Overall Length (in.)
    21
    Body Height (in.)
    4
    Body Width (in.)
    9.75
    Material
    Aluminized Steel
    Outlet Type
    Dual Opposite End Outlet
    Shape
    Oval
    Inlet Type
    Single Offset Inlet
    Position
    N/A
    Inlet Position
    Offset
    Outlet Position
    Offset
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