Replacement Engine Mufflers & Industrial Exhaust Silencers
Special Offers
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SK120-3 SK120 SK120LC MUFFLER AS FITS FOR KOBELCO EXCAVATOR 2427R721
SK120-3 SK120 SK120LC MUFFLER AS FITS FOR KOBELCO EXCAVATOR 2427R721 Part Number: 2427R721 Application: SK120-3 SK120 SK120LC Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures consistent...Regular price $ 209 -
SK120-6 SK120LC-6 SK120 MARK VI MUFFLER AS FITS KOBELCO EXCAVATOR YW12PU0002P1
SK120-6 SK120LC-6 SK120 MARK VI MUFFLER AS FITS KOBELCO EXCAVATOR YW12PU0002P1 Part Number: YW12PU0002P1 Application: SK120-6 SK120LC-6 SK120 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable operation: Ensures...Regular price $ 268 -
5I-8006 5I8006 MUFFLER FITS CAT Caterpillar E320 E320L E320B E320BL 3066 S6KT
5I-8006 5I8006 MUFFLER FITS CAT Caterpillar E320 E320L E320B E320BL 3066 S6KT Part Number: 5I-8006 5I8006 Application: FITS CAT Caterpillar E320 E320L E320B E320BL 3066 S6KT Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement:...Regular price $ 229 -
7I-8874 7I8847 Muffler Fits for Caterpillar Cat E307 Mitsubishi Engine 4D31 4D32
7I-8874 7I8847 Muffler Fits for Caterpillar Cat E307 Mitsubishi Engine 4D31 4D32 Part Number: 7I-8874 7I8847 Application: Fits for Caterpillar Cat E307 Mitsubishi Engine 4D31 4D32 Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement:...Regular price $ 198 -
4BG1 Muffler Silencer 4419850 for Hitachi Excavator ZX110 ZX120 ZX130H ZX135US
4BG1 Muffler Silencer 4419850 for Hitachi Excavator ZX110 ZX120 ZX130H ZX135US Part Number: 4419850 Application: for Hitachi Excavator ZX110 ZX120 ZX130H ZX135US Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No modification required for...Sale price $ 279Regular price $ 320 -
6680164 Muffler for Bobcat Skid Steer Loaders 863 863G 864 873 873G 883 A220 A300 S250 S300 T200
Buy 6680164 Muffler for Bobcat Skid Steer Loaders 863 863G 864 873 873G 883 A220 A300 S250 S300 T200 Part Number: 6680164 Application: for Bobcat Skid Steer Loaders 863 863G 864 873 873G 883 A220 A300...Regular price $ 298
Reduce engine noise pollution and maintain optimal performance with high-quality replacement engine mufflers. As a critical component for noise attenuation, a precision-engineered exhaust silencer is essential for balancing sound reduction with low backpressure to ensure peak fuel efficiency. BeeSpareParts offers a professional selection of aftermarket mufflers suitable for heavy-duty machinery, providing a reliable replacement for round and oval silencers, spark arrestors, and industrial grade exhaust assemblies.
Our extensive inventory is precision-manufactured from heavy-gauge aluminized steel or stainless steel to provide superior corrosion resistance and thermal durability. Every unit features a fully welded construction designed to withstand extreme vibrations and the high-flow demands of turbocharged diesel engines. Whether you are servicing an excavator, a diesel generator set, or construction equipment, our durable industrial mufflers ensure your machinery meets strict sound regulations while delivering maximum engine protection on every job site.
Fits for:
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Engine Series: 4BT, 6BT, 6CT, 4D95, 6D102, 6D107, S6K, S4K, WP6, WP10, WP12, 4TNV94, 4TNV98.
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Equipment Models: ZX, PC, SK, EC, EX series excavators, backhoes, mining trucks, and industrial power units.