CAT Exhaust – Product Overview
This Exhaust is a high-quality replacement component designed for CAT construction equipment and industrial engines. Manufactured to meet or exceed OEM specifications, it ensures reliable performance and long service life in demanding operating conditions.
Applications
This Exhaust is compatible with a wide range of CAT machine models and engine configurations. It is designed as a direct OEM replacement requiring no modifications for installation.
Compatible OEM Part Numbers
We supply the following comprehensive list of CAT Exhaust part numbers:
- Primary Part Number: Muffler- YM 472-8027
If your specific part number is not listed, please contact our sales team with your machine model and serial number.
Technical Specifications
- Product Type: Exhaust Manifold / Muffler / Pipe
- Material: Cast iron / Stainless steel
- Quality: OEM specification
Installation Guide
- Ensure the machine is on level ground, engine off, and all systems are safely depressurized before starting work.
- Clean the area around the component thoroughly to prevent contamination during removal and installation.
- Refer to the manufacturer service manual for the specific removal and installation procedure.
- Use proper tools and lifting equipment as specified in the service manual.
- Replace all gaskets, seals, and O-rings with new ones during installation.
- Tighten all fasteners to the manufacturer’s specified torque values using a calibrated torque wrench.
- After installation, check for proper operation and leaks before returning the machine to service.
Price Range
$80 – $1,500 USD per component (depending on type and size)
Volume discounts are available for fleet operators and repair shops. Contact our sales team for a firm quote based on your specific part number and quantity requirements.
Maintenance Tips
- Check for exhaust leaks at manifold gaskets and connections.
- Inspect for cracks in exhaust manifold.
- Replace exhaust gaskets when removing exhaust components.
- Check mounting hardware for tightness.
- Inspect flexible exhaust sections for deterioration.
Warranty
All products supplied by us are covered by a 12-month warranty against manufacturing defects in materials and workmanship. The warranty covers replacement or repair at our discretion. Proper installation by a qualified technician and adherence to the recommended maintenance schedule are required for warranty validity.
Shipping and Delivery
In-stock items ship within 24-48 hours via express freight (DHL, FedEx, or UPS). Standard delivery time is 5-10 business days worldwide. All shipments are fully insured and include tracking information.
Why Choose Our Products?
- Direct OEM replacement with guaranteed fitment and performance
- Rigorous quality testing before shipment
- Competitive pricing with factory-direct supply chain
- Technical support available for installation and troubleshooting
- Proven reliability with thousands of units supplied worldwide

