How serious did it get for owners?

Among the 213 owner complaints naming this part, injury is the outcome owners report most often.

Outcomes owners reported in complaints about this part

What it shows: Injury reported is the largest at 12, followed by Towed at 6; the smallest shown is Death reported at 1.

Source: NHTSA owner complaint files · file downloaded 2026-10-05

Data and chart by CalcScrape: Muffler Replacement Cost Calculator