Replaced the flowmasters for their excessive resonance, tinny noise and loudness. The Dynomax are a little louder than stock, until you accelerate and they roar. No decrease in performance. Your neighbors will thank you. The 20” case is even quieter than the 14”. These are on a daily driver 68 Camaro with a 450hp SBC.
Verified purchase: Yes | Condition: New
It is a nice quiet high performance muffler
Verified purchase: Yes | Condition: New
pulling 0 vacuum at wot .with a built 351.
Verified purchase: Yes | Condition: New
Good sound!
Verified purchase: Yes | Condition: New
Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Best Selling in Mufflers & Resonators