Borla Polyphonic Harmonizer for S-Type Muffler System 60680

Borla Polyphonic Harmonizer for S-Type Muffler System 60680 Elevate your exhaust tone. The Borla Polyphonic Harmonizer 60680 replaces the small secondary muffler in the S-Type system to deliver the louder, richer ATAK®-level sound while preserving refinement and clarity. Key Features Polyphonic Harmonizer Technology: Patented internal tubes of varying diameters and lengths create multiple harmonic notes that blend into a full-bodied, musically tuned exhaust tone. Premium construction: T-304 stainless steel resists corrosion and outperforms T-400 series materials for lasting durability. Precision fit & flow: Ultra-smooth mandrel bends and CNC manufacturing ensure maximum flow, power, and an accurate OE-style fit. Million-Mile Warranty: Backed by Borla’s industry-leading warranty for long-term peace of mind. Designed to integrate seamlessly with Borla S-Type mufflers, the 60680 Harmonizer produces a clean, aggressive, and harmonically rich exhaust character—ideal for drivers seeking a louder, performance-oriented sound without drone or harshness. Why choose Borla? Proven engineering, race-born expertise, and a commitment to quality make Borla the choice for enthusiasts who demand superior sound, fit, and longevity.