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exhaust popping

  1. 2005 Paxton supercharged exhaust popping on deceleration

    2005-2010 Mustang GT Tech
    Delete plates and Pypes headers with new updated tune from Brenspeed installed. What a difference, these mods really opened her up and it really pulls like a train! Now that my exhaust is free flowing, headers, off road H-pipe and free flowing axle backs the exhaust note is very aggressive...
  2. air fuel ratio idle problem?

    4.6L Tech
    my mustang died on me today. threw the codes P1152 and P0152. i just bought new O2 sensors. it idles terrible (needle jumps around from 350ish-800 RPM). what could be going wrong with it? ive heard O2 sensors (which i just changed), MAF, cam sensor, etc.... it also doesnt accelerate, and...
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