Tag: Flowmaster 40

Flowmaster 40 Flowmaster 44 exhaust loudness muffler sound level flowmaster comparison

Flowmaster 40 vs 44 Loudness Comparison - Which Muffler Is Actually Louder?

Find out whether Flowmaster 40 or 44 mufflers are louder, see real dB test data, and get practical advice on choosing, installing, and complying with noise limits.

October 12 2025