Borla Polyphonic Harmonizer (60680) enhances the ATAK exhaust sound level for the 2019 Chevrolet Silverado and Sierra 1500 with a 6.2L engine by replacing the secondary muffler in a BORLA® S-Type system. This upgrade uses patented Polyphonic Harmonizer Technology with multiple internal pipes of varied lengths and diameters to create harmonized, full-bodied exhaust notes. Constructed from high-grade T-304 stainless steel, it is engineered for durability and optimal flow. CNC manufacturing ensures an accurate fit for seamless installation.
Key Features :
Increases sound output from BORLA® S-Type to ATAK® level
Application-specific fit for 2019 Silverado and Sierra 1500 6.2L
Patented design harmonizes multiple exhaust frequencies
T-304 stainless steel resists corrosion and extreme heat
Mandrel bends allow maximum exhaust flow and performance
CNC precision ensures reliable installation and fit
Backed by BORLA® Million-Mile Warranty
1 to 2 Business Days
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