The S-Type optimized combination of packing filament, straight-through core dimensions, perforation pattern and cylindrical shape delivers the intoxicating BORLA(R)Sound of Power with every squeeze of the throttle.

Product Features:

• Slim, Equidistant Space Between Wide Diameter Core And Muffler Wall Provides An Aggressive And Throaty High-Performance Sound
• Exhaust Gas Velocity Maintained Throughout Temperature Range
• Sound Waves - Decibel Level Range
• No Reflective Baffles (Or Chambers), Just A Highly-Evolved Straight-Through Design Proven To Out-Flow An Empty, Straight Pipe
• Aggressive S-Type Sound Under Acceleration, No Drone At Highway Speeds