Details

• Brand:

  

• SKU:

  4578334AB

• Positions: Front, Right, Left
• Other Names:

  Heat Shield, Right, Exhaust Shield, Right, Heat Shield, Exhaust Shield, Right Or Left, 04578334ab, Shield

• Description:

  Front Pipe or Converter. Floor Pan. Upstream.

  This Genuine Mopar Exhaust Shield (4578334AB) is the high-performance thermal barrier designed to protect your vehicle’s sensitive underbody components from the extreme radiant heat of the exhaust stream. As the latest "AB" factory revision, this shield features upgraded multi-layer heat-deflection technology and reinforced mounting eyelets engineered to eliminate the "metallic rattle" and thermal fatigue common with aging or thin-gauge aftermarket "universal" wraps.

  Why This Heat Shield Sets You Apart

  • Advanced Thermal Reflectivity: Unlike generic "stamped-foil" shields that can soak up heat and pass it to your floorboards, this Mopar part is engineered with a factory-spec air-gap profile. it reflects up to 90% of radiant heat away from your fuel lines, transmission seals, and cabin floor—maintaining a cooler interior and protecting your expensive driveline electronics.
  • Vibration-Isolated Harmonic Damping: Engineered by the same team that tuned your vehicle’s cabin quietness, this shield is built to handle constant road tremors. It prevents the microscopic "flex" that causes unbranded supports to crack and protects your ears from the annoying "buzz" and exhaust-drones common with ill-fitting aftermarket hardware.
  • Corrosion-Resistant "Armor" Finish: Forged from high-grade aluminum or treated alloy designed to survive the "blast zone" of road salt, moisture, and extreme temperature cycling. It resists the internal "oxidation-rot" that causes generic shields to fall off their mounting bolts—a frequent and dangerous failure point.
  • Precision-Molded "Zero-Gap" Geometry: This isn't a "bend-to-fit" part. It is factory-contoured to the exact topography of your vehicle's chassis and exhaust piping. This ensures 100% clearance for moving suspension parts and prevents the "heat-spots" that occur when generic shields sit too close to the body.
  • Structural Mounting Integrity: Featuring reinforced, factory-keyed mounting holes designed to accommodate your specific heat-shield clips and bolts. It maintains a permanent, rattle-free seat that won't "oil-can" (pop in and out) during high-speed driving or off-road travel.
  • Mopar Certified Protection: Backed by a Mopar Limited Warranty, providing a level of safety-critical accountability and nationwide dealership support that online-only "white-label" thermal parts simply cannot match.

  
  

• Condition: New
• Notes: Engines: 5.7l hemi vct engine. 5.7l v8 hemi mds vct engine. 5.7l v8 hemi mds vvt engine. 5.7l v8 hemi vvt engine.
  Transmissions: 5-speed auto w5a580 transmission. 6-speed manual tremec transmission.
• Applications: Max AWD. Plus AWD. Road & Track. 100th Anniversary Edition.
• Replaces:

  4578334aa

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