60 Series Race Muffler - 4.00 in. Offset In / 4.00 in. Offset Out Exhaust Upgrades and Parts " Internal geometry is optimized through

Internal geometry is optimized through Computational Fluid Dynamics (CFD)

The EvoHT contains advanced tunes which are available for download and purchase on Edges internet update site

PART NUMBER: KF-1077

Low Reverse Frictions Borg Warner / Steels

Monotube gas pressure construction

60 Series Race Muffler - 4.00 in. Offset In / 4.00 in. Offset Out Exhaust Upgrades and Parts " Internal geometry is optimized throughThe 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.