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Review on πŸ”Š Borla 400436 Performance Muffler by Stephen Pendergrass

Revainrating 5 out of 5

Sound best in Exhaust & Emissions

I bought this muffler to replace the Flow Master 40 series. The Flow Master 40 series is a great muffler but the only thing wrong with it for me was a thud at highway cruising Sounds great under acceleration but not at cruising That's why I bought this Borla Flow Master muffler and it's simple and a little louder than stock and smooth you can feel the pedal increase response. I put this muffler on a 2013 Chevy Silverado 4x4 Cab 5.3 engine. If you like vibration and volume, choose Flow Master. If you want a smooth and near-factory sound, choose this Borla. I make Flow Master no blame because they make a great product it's just a matter of preference.

Pros
  • 3" 6.75" x 24" in/out
Cons
  • Compatibility