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Mother's Day Pick Flowmaster 42583 80 Series Crossflow Muffler 2.50 In (o) / Out (d) 4x9 16 Gauge - Exclusive Drop [zvaMdX5Q]

$36.99 $118.99 -69%

The 80 series is a cross-flow design for applications where the muffler is mounted transversely behind the rear end. Delivering an aggressive muscle car sound both inside and outside the vehicle. Constructed of 16 gauge 409S stainless steel and fully

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Mother's Day Pick Flowmaster 42583 80 Series Crossflow Muffler 2.50 In (o) / Out (d) 4x9 16 Gauge - Exclusive Drop [zvaMdX5Q]

The 80 series is a cross-flow design for applications where the muffler is mounted transversely behind the rear end. Delivering an aggressive muscle car sound both inside and outside the vehicle. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
  • Aggressive And Powerful Exterior Exhaust Tone
  • Notable Interior Resonance
  • Cross Flow Applications
  • The Original Two Chamber Design
  • Premium Flowmaster Quality
  • Durable Fully Welded 16ga Aluminized Steel
  • 3 Year Limited Warranty

Additional Attributes:

  • GTIN: 00700042010363
  • Automotive Item Grade: High Performance
  • Body Height: 4.000 in.
  • Body Length: 15.000 in.
  • Body Width: 9.750 in.
  • Color: Black
  • Fitment: Universal
  • Inlet Connection Type: Pipe
  • Inlet Diameter: 2.500 in.
  • Inlet Inside Diameter: 2.500 in.
  • Inlet Outside Diameter: 2.500 in.
  • Inlet Position: Offset
  • Inlet Type: Single Offset
  • Main Piping Diameter: 2.500 in.
  • Material: Aluminized Steel
  • Mount Type: Uses New Hangers (Not Included)
  • Muffler Series: 80 Series Crossflow
  • Muffler Type: Reflection
  • Outlet Connection Type: Pipe
  • Outlet Diameter: 2.500 in.
  • Outlet Outside Diameter: 2.500 in.
  • Outlet Position: Dual
  • Outlet Type: Dual Opposite End Outlet
  • Overall Length: 21.000 in.
  • Shape: Oval
  • Sound Level: Aggressive
  • Tip Quantity: 0
  • WARNING CA Proposition 65: No

Packaging:

  • Quantity of Each: 1
  • Package UOM: EA
  • Dimension: 25.0000 x 9.7500 x 4.5000 inches

PDF:

What Our Customers Say

February 2, 2026

Absolutely no complaints!

This product is a brilliant tool. It's very well-engineered and so smart.

- Carolyn C..

February 2, 2026

Absolutely no complaints!

It's a very powerful tool, yet surprisingly easy to handle.

- Mark W..

February 2, 2026

Absolutely no complaints!

This product is a brilliant choice. It's a solid, well-constructed device.

- Gregory N..

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