Home/Mack Parts/FDI-4655 Mack UNIVERSAL AIR DUCT INSULATOR (Pack of 2)
Mack UNIVERSAL AIR DUCT INSULATOR

FDI-4655 Mack UNIVERSAL AIR DUCT INSULATOR (Pack of 2)

Commercial diesel cab. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$18.98$39.14 Save $20.16
In stock — ships same day 2 available
Help us verify fitment

Provide every identifier you have. A specialist will use these details to confirm the application before fulfillment.

Secure Checkout Review Return Policy Warranty Details Ask About Same-Day Shipping
PAI Part #FDI-4655
JAK'S Part #JAKS-FDI-4655
Not sure it's the right fit? Call a specialist
(720) 445-6249
Talk to a tech or text a photo of your part tag — we'll confirm fitment before you buy
Complete The Rebuild

Suggested Additional Parts

Commonly sold with this product. These parts are sold separately.

  1. Mack SHUTTER INSULATOR MOUNT KIT (Pack of 2)
    FMM-4654Mack SHUTTER INSULATOR MOUNT KIT (Pack of 2) In stock
    $56.30View ›
  2. Mack CLUTCH PILOT BEARING
    EBG-8639Mack CLUTCH PILOT BEARING In stock
    $8.83View ›
  3. ENGINE STOP CABLE
    FES-2680-124ENGINE STOP CABLE In stock
    $29.53View ›
  4. WATER TEMPERATURE GAUGE
    FGG-0514WATER TEMPERATURE GAUGE In stock
    $54.39View ›
  5. Mack CV MODEL STRAP INSULATOR
    FSI-4418Mack CV MODEL STRAP INSULATOR In stock
    $39.96View ›
FDI-4655 Mack UNIVERSAL AIR DUCT INSULATOR (Pack of 2)
BrandPAI Industries

Sold in a pack of 2. Price shown is for 2 pieces.

AIR DUCT INSULATOR

Fits:

  • MACK UNIVERSAL

OEM cross-references:

  • MACK 20QL29304
  • MACK 20QL1148

Warranty: 24 months