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Borla ProXS Universal Muffler 2.5in Inlet/Outlet - T-304 Stainless Steel (40358)

$129.99 $144.99
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Borla ProXS Universal Muffler 2.5in Inlet/Outlet - T-304 Stainless Steel (40358)
$129.99 $144.99
$129.99 $144.99

The Borla ProXS Universal Muffler (40358) is engineered for custom exhaust fabrications and street performance applications where space and durability are critical. Utilizing a straight-through, free-flow design, this muffler minimizes backpressure to optimize exhaust gas velocity compared to restrictive chambered mufflers.

Built from premium T-304 austenitic stainless steel, the 40358 is designed to resist oxidation and corrosion in harsh environments. Its 100% welded construction provides superior structural integrity, while the reversible design allows for installation flexibility across various chassis configurations. For sound management, Borla utilizes high-temperature continuous-filament fiber (CFF) acoustic material to maintain a consistent, deep tone without the packing degradation common in lower-tier mufflers.

  • Manufacturer Part Number: 40358
  • Inlet/Outlet Diameter: 2.5 inches
  • Material: T-304 Austenitic Stainless Steel
  • Finish: Natural Mill (Ready for brushing or polishing)
  • Configuration: Reversible Center/Center
  • Internal Acoustic Material: High-temperature continuous-filament fiber (CFF)
  • Construction: 100% Welded

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