I have real bad leak at cat to pipe connection and huge crack down the muffler. could this be why have no torque when accelerating. do I need fix this before emissions
Nissan Q&AAsk Your Question
1992 Nissan Pathfinder Question: exhaust leak
Answer #1G. T. Service Center (4234 Answers) , Stephenville, TX - (254) 638-3236ProfessorG December 25, 2013, 21:59Master
Could be the exhaust is restricted causing no power, and yes, replace/repair exhaust before emissions testing.
Answer #2Greg's Orange Auto (14643 Answers) , Orange, CA - (714) 361-9386globalhelper December 26, 2013, 08:47Master
your leak may have been caused by plugged exh.seek a insp from muffler shop