Details

• Brand:

  

• SKU:

  68409729AA

• Other Names:

  Exhaust Support Isolator, Export, Isolator

• Description:

  Eliminate the Rattle: Genuine Mopar Exhaust Support Isolator (PT# 68409729AA)
  That annoying exhaust rattle or movement isn't just an annoyance—it's a sign of a failing exhaust support system, which can cause premature wear on expensive components like your catalytic converter or muffler mounts. The exhaust system requires precise isolation from the vehicle's chassis to manage heat expansion, vibration, and movement.
  Generic, stiff polyurethane, or soft rubber aftermarket hangers often fail to provide the correct balance of strength and flexibility. Our genuine Mopar Exhaust Support Isolator (Part Number 68409729AA) is the exact factory-grade component engineered to restore original system integrity and eliminate unwanted noise and movement.

  Why Our Genuine Mopar Isolator Is Superior to the Competition:

  • Precision-Tuned Durometer Rubber: Aftermarket isolators are often made from generic, overly soft rubber that allows too much movement or rock-hard poly that transfers all vibration into the cabin. Our Mopar isolator uses a specifically formulated, application-tuned rubber durometer (hardness) that effectively dampens engine vibrations while maintaining enough rigidity to keep the exhaust system securely positioned.
  • Engineered for Heat and Environment: The exhaust system operates at extreme temperatures. This Mopar isolator is manufactured from a highly resilient, heat-stabilized EPDM rubber compound designed to resist extreme heat cycling, road salt, and UV exposure without becoming brittle or tearing prematurely.
  • Exact Fitment, Zero Sag: This is a direct, drop-in OEM replacement. It uses the exact factory dimensions and mounting points, ensuring the exhaust system hangs at the correct height and angle. Generic hangers often lead to exhaust misalignment or sagging, causing rattling against the frame or differential.
  • Superior Noise, Vibration, and Harshness (NVH) Reduction: The specific Mopar design and material composition are engineered to minimize cabin noise and vibration, providing a quiet, premium ride quality that aftermarket "universal" hangers simply cannot replicate.

  Don't ignore the rattle. Invest in the proven durability, precise fit, and silent operation of the Mopar 68409729AA exhaust support isolator.
  Restore stability and quiet performance to your exhaust system today.

  
  

  
  

  
  

• Notes: Engines: 2.0l i4 dohc di turbo phev engine. 6.4l v8 srt hemi mds engine.
• Applications: 4-Door.

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