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The Borla ATAK CrateMuffler for Big Block Chevrolet 396/402/427 V8 is a purpose-built muffler tuned for crate and custom engines to optimize sound and power. Directional by design with a stamped outlet bracket, it targets ATAK aggressive tone and is constructed from premium T-304 stainless steel. When used on cataloged engines it can reduce or eliminate specified drone and includes Borla's extensive backing.
Borla CrateMuffler S-Type Big Block Chevrolet Stock Output 396/402/427 V8.
