• CAT 223-5665 stainless steel exhaust expansion bellow front view
  • Genuine Caterpillar 223-5665 exhaust expansion joint
  • Side view of CAT 223-5665 exhaust bellows
  • Caterpillar 2235665 OEM exhaust bellow 106mm OD
  • Heavy duty Caterpillar exhaust expansion joint
  • CAT turbocharger exhaust flex bellow 223-5665
  • Stainless steel CAT exhaust expansion bellow 223-5665
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FleetPro Parts

CAT Join-Expans Exhaust, Outer Diameter Bellow - 223-5665

CAT Join-Expans Exhaust, Outer Diameter Bellow - 223-5665

$343.20 USD
$429.00 USD $343.20 USD
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Orders are typically processed within 24–48 hours, Monday through Friday, excluding major U.S. holidays. Shipping options include Small Package Saver, Ground, Second Day Air, and Next Day Air. Free Shipping applies to qualifying items within the contiguous 48 states. Freight or oversized shipments require a commercial address. Please inspect all deliveries and report damages within 24–48 hours. We ship only within the continental U.S. and cannot deliver to P.O. boxes or international locations. Most orders ship from our North Carolina warehouse.For estimated transit times, see the shipping chart. Read more information.

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At FleetPro Parts, we specialize in supplying OEM replacement parts for heavy-duty trucks. From Freightliner and Detroit Diesel to Cummins, Mack, Volvo, and Wabco, our catalog covers the components you need to keep your fleet moving. Every part we stock is tested, reliable, and built to match OEM standards, so you can order with confidence. Our team knows truck parts inside out—from engine cooling and steering to AC systems, alternators, and fuel components. Whether you’re maintaining a single truck or managing an entire fleet, we make it easy to find the right part, at the right time. For when it matters. More about Us.

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FleetPro Truck Center Inc • 4989 Hendersonville Rd, Fletcher, NC 28732 • Phone +1 888-722-1331

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Description:

CAT 223-5665 Join-Expansion Exhaust Bellow is a genuine Caterpillar stainless steel exhaust expansion joint engineered to absorb vibration, thermal expansion, and engine movement within heavy-duty diesel exhaust systems. Featuring a 106 mm outer diameter, this OEM exhaust bellow helps reduce stress on turbocharger and exhaust piping while maintaining a leak-free exhaust connection for maximum engine reliability and durability. Compatible with selected Caterpillar C15, C13, C9.3, and 797F applications.

Features:

Brand: Caterpillar (CAT)
Manufacturer Part Number: 223-5665
Product Name: Exhaust Expansion Joint Bellow
Alternate Name: Exhaust Bellows
Material: Stainless Steel
Outside Diameter: 106 mm
Length: 109.22 mm
Width: 109.22 mm
Height: 81.28 mm
Color: Metallic Stainless Steel
Finish: Corrosion Resistant
Flex Type: Expansion Bellows
Mounting Style: OEM Direct Fit
Connection Type: Exhaust Clamp Connection
Engine System: Exhaust
Installation Location: Between Exhaust Components/Turbocharger
Resistant To: Heat, Vibration, Thermal Expansion
OEM Replacement: Yes
Genuine OEM: Yes
Compatible Equipment: Caterpillar C15, C13, C9.3, 797F (application dependent)
Country of Manufacture: OEM Caterpillar Production
Package Quantity: 1

OEM Cross Reference: 223-5665, 227-6721, 233-8005, 233-8014, 233-8015, 239-6807, 239-6808, 241-5885

Part# : 223-5665
Brand: CAT
OEM Cross Reference: 223-5665, 227-6721, 233-8005, 233-8014, 233-8015, 239-6807, 239-6808, 241-5885