60 Series Race Muffler - 4.00 in. Offset In / 4.00 in. Offset Out Exhaust Upgrades and Parts " have access to top-of-the-line machinery

have access to top-of-the-line machinery and equipment

Low Reverse Frictions Borg Warner / Steels

Internal geometry is optimized through Computational Fluid Dynamics (CFD)

-6 Oil Feed Line

Monotube gas pressure construction

60 Series Race Muffler - 4.00 in. Offset In / 4.00 in. Offset Out Exhaust Upgrades and Parts " have access to top-of-the-line machineryThe Flowmaster 60 series Delta Force muffler is ideal for race applications requiring maximum sound control with no performance loss. While developed for various circle track applications, this race muffler can be used in many other classes as well. The 60 series is manufactured from 16 gauge 409S stainless steel for exceptional durability.