Magnaflow 3.5" Round Center/Center Glasspack Performance Muffler (2" Inlet, 30" Length) - Magnaflow 18144

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Magnaflow Parts & Accessories
  • Magnaflow 3.5
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  • Part#: 18144
  • Original Price: $70.97
  • Our Price: $62.15
  • 10+ In Stock - Ships in 1 day
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MagnaFlow Glasspack Performance Muffler

For a high-performing exhaust system, check out the MagnaFlow Glasspack Performance Muffler. Made from aluminized steel construction, the Glasspack series of MagnaFlow carries the same sound and performance at a lower price point. Design-wise, the Glasspack muffler comes with a free-flowing and a straight-through design that helps facilitate the flow of exhaust gases. Inside, you will also find a perforated core and acoustical packing material to create that deep and powerful tone. This unit is available in different body lengths from 12” to 18” and with the inlet diameters ranging from 1.75” to 2.25”.

MagnaFlow Glasspack mufflers feature a reversible straight-through design and with single stage packing these mufflers bring back that classic deep glaspack sound.


  • Muffler Glasspack series
  • Made from aluminized steel
  • Straight-through design
  • Available in body lengths of 12” and 18” and inlet diameters of 1.75” and 2.25”
  • Reversible for custom installation
  • Robotic CNC welding for premium built
  • Made in the USA

When you’re looking to experience the award-winning MagnaFlow performance and sounds at a lower price point, then the MagnaFlow Glasspack Performance Muffler can save the day. Made from aluminized steel, the Glasspack series is designed and manufactured with the same commitment to care and quality that go into the premium line of MagnaFlow exhaust products and components. For improved performance, the muffler comes with a straight-through design. Inside the muffler is a non-fiberglass acoustic material that can create the same deep sound that is standard in premium MagnaFlow mufflers.

Just like other mufflers, this product is available in different body lengths and inlet diameters. You can choose from the mufflers that are 12” or 18” long. You can also find units with varying inlet diameters. Make sure you check out the available muffler length, shape, and inlet diameter to ensure that it will work with the vehicle’s exhaust system. When it comes to installing this product, we highly recommend professional installation.

California Residents: Prop 65 WARNING

While this MagnaFlow Glasspack Performance Muffler might fit your vehicle, unfortunately we can't guarantee fitment. Please read description and specifications to decide if this part is right for your vehicle.


Body Finish: Aluminized
Body Height: 3.5"
Body Length: 26"
Body Material: Aluminized Steel
Body Width: 3.5"
Inlet Diameter: 2"
Inlet Quantity: 1
Inlet Type: Center
Muffler Type: Glasspack
Outlet Diameter: 2"
Outlet Quantity: 1
Outlet Type: Center
Overall Length: 30"
Shape: Round