Thrush (Original)

The original Thrush muffler was a glasspack/straight through type muffler intended to increase gas mileage & performance. Due to the 'straight through' design, they were much louder than a factory muffler. In fact, they were considered illegal in some locations & you could be cited for them.

The original Thrush muffler was a glasspack/straight through type muffler intended to increase gas mileage & performance. Due to the 'straight through' design, they were much louder than a factory muffler. In fact, they were considered illegal in some locations & you could be cited for them.