Foamy urine is characteristic of having an excessive amount of protein in the urine. Proteinuria may be detected in a urinalysis. In these cases, experts recommend reducing the intake of protein supplements or excess amounts of high-protein foods. Medical consultation is advised for appropriate diagnosis and treatment.
Minor muffler repairs (such as welding a loose but still functioning muffler back in place or fixing broken clamps) can cost $30-$500 or more, depending on the specific work done and local labor rates. Most report finding the best repair prices at small, local muffler shops.
1 Most do-it-yourselfers can do a few basic muffler repairs, but muffler replacement requires stronger mechanical skills. 2  A how-to video demonstrates what is involved. 3  An after-market muffler can cost $30-$200 or more, depending on the make and model of vehicle. CostHelper readers report paying $80-$647 for replacing a muffler, with an average charge of $280. 2  In some circumstances -- particularly if other parts like the exhaust pipes or catalytic converter also need replacing -- the total can be considerably higher, or as much as $1,000-$2,500 or more.