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XR-1 Raceline

 
 
  • T-304 stainless steel will never rust — our thickest material.
  • 100% welded construction is track-tough.
  • Free-flow design for improved performance.
  • XR-1's race-proven design attenuates sound without restricting flow.
  • Patented Multicore Collector, and Bullet Racing mufflers feature steel wool packing for sound control.
  • Sportsman mufflers feature high temperature continuous filament fiber (CFF) acoustic material for sound control.
  • Natural mill finish can be brushed or polished prior to installation.
  • Reversible design for installation flexibility.
  • Recommended for high-horsepower racing applications.

XR-1 Raceline

 

Find mufflers that fit your vehicle:

Search XR-1 Mufflers

Search all (ProXS, CrateMuffler, Specialty & XR-1 Raceline)

XR-1 Raceline(8)
XR-1 Raceline

Part# 40943 What vehicle does this fit?

40943-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design.
  • 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval x 12" Long Body 17" Overall Length
  • Compact size is perfect for applications with limited space
  • Un-Notched necks are designed for weld in installation.

Price: $153.99
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XR-1 Raceline

Part# 40944 What vehicle does this fit?

40944-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design.
  • 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval x 16" Long Body 21" Overall Length
  • Compact size is perfect for applications with limited space
  • Un-Notched necks are designed for weld in installation

Price: $165.99
Select
XR-1 Raceline

Part# 40575 What vehicle does this fit?

40575-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design.
  • Compact design is perfect for applications with limited space
  • Can be used on a wide range of vehicles including rotary engine equipped vehicles.
  • 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length
  • Multi-Core 3 tube internal design. High temperature T-304 stainless steel wool for sound control

Price: $309.99
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XR-1 Raceline

Part# 40085 What vehicle does this fit?

40085-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design.
  • 3" Center Inlet/ 3" Center Outlet 5" Round x 15" Long Body 20" Overall Length
  • Compact size is perfect for applications with limited space
  • Un-Notched necks are designed for weld in installation

Price: $146.99
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XR-1 Raceline

Part# 400373 What vehicle does this fit?

400373-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design. No BORLA® logo embossement.
  • Long body design works well on SUV & truck applications
  • Can be used on a wide range of vehicles
  • 3" Center Inlet/ 3" Center Outlet 6.25" Round x 16" Long Body 21" Overall Length
  • Multicore 4 tube internal design

Price: $299.99
Select
XR-1 Raceline

Part# 400372 What vehicle does this fit?

400372-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design. No BORLA® logo embossement.
  • Compact design is perfect for applications with limited space
  • Can be used on a wide range of vehicles
  • 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval x 12" Long Body 17" Overall Length
  • Multi-Core 4 tube internal design

Price: $267.99
Select
XR-1 Raceline

Part# 400371 What vehicle does this fit?

400371-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design. No BORLA® logo embossement.
  • Compact design is perfect for applications with limited space
  • Can be used on a wide range of vehicles
  • 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval x 16" Long Body 21" Overall Length
  • Multi-Core 4 tube internal design

Price: $298.99
Select
XR-1 Raceline

Part# 400115 What vehicle does this fit?

400115-main-1-thumb.jpg
Has Valves FALSE

  • Universal muffler. Reversible design. No BORLA® logo embossement.
  • Long body design works well on SUV & truck applications
  • Designed for Pre-Runner vehicles, but can be used on other applications including rotary engines
  • 3" Center Inlet/ 3" Center Outlet 5.5" x 8.5" Oval x 34" Long Body 39.25" Overall Length
  • Multi-Core 4 tube internal design. High temperature T-304 stainless steel wool for sound control

Price: $553.99
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XR-1 Raceline
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