Removing the Old Muffler

• 1). Apply penetrating lubricant to all of the clamps and rubber grommets that secure and support the exhaust.
  
  
• 2). Locate the clamp behind the catalytic converter and remove the nuts on the bolts with a socket wrench.
  
  
• 3). Pull the muffler and tail pipe supports from out of the rubber grommets.
  
  
• 4). Pull the exhaust pipe out of the slip joint located behind the catalytic converter. Remove the old muffler and exhaust from the truck and set them aside.
  
  

Connecting the New Muffler

• 1). Insert the new exhaust pipe into the slip joint behind the catalytic converter and insert the tailpipe supports into the grommets.
  
  
• 2). Place a new clamp over the tailpipe behind the catalytic converter. Hand-tighten the nuts onto the bolts then tighten them securely with the socket wrench.
  
  
• 3). Insert the new muffler into the back of the tailpipe. Insert the support for the muffler into the rubber grommets.
  
  
• 4). Place a new clamp over the muffler pipe connected to the tailpipe. Hand-tighten the nuts onto the bolts then tighten them securely with the socket wrench.