OLD PARTS
Genuine Old Parts for Onan, Cummins & Fleetguard Diesel Engines
Find authentic old parts tailored for Onan, Cummins, and Fleetguard power engines. Our collection of genuine replacement components ensures your diesel equipment operates with maximum efficiency and durability.
Old Parts for Reliable Diesel Engine Maintenance
We offer a comprehensive range of authentic old parts, including core engine components, seals, filters, and more—all crafted to meet strict quality standards. Each part is designed to restore and maintain the optimal performance of your diesel engines.
- Genuine Quality: Certified original parts to guarantee compatibility and longevity.
- Wide Selection: Extensive inventory covering key Onan, Cummins, and Fleetguard models.
- Trusted Performance: Enhance engine reliability with parts engineered for power and endurance.
Why Choose Our Old Parts? We provide expert-vetted, genuine parts that ensure your diesel engines run smoother and last longer, backed by our commitment to quality and customer satisfaction.
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CUMMINS 4349487 DIPSTICK Original OEM part
CUMMINS
$236.10$215.68Trusted precision for peak engine health Durable design crafted for long service life Engineered and manufactured by Cummins as an authentic OEM part CUMMINS 4349487 DIPSTICK—Power Your Engine’s...$236.10$215.68 -
CUMMINS 4348999 SUPPORT BRACE Original OEM part
CUMMINS
$154.95$141.55Precision crafted for uncompromising engine stability Robust design guarantees durability under demanding conditions Engineered by Cummins as a genuine OEM component for perfect...$154.95$141.55 -
CUMMINS 4348948 PLAIN UNION ELBOW Original OEM part
CUMMINS
$692.50$632.60Engineered to support your power system’s integrity with precision and reliability Crafted from durable materials to ensure lasting performance under demanding conditions Exact OEM specification...$692.50$632.60 -
CUMMINS 4348938 EMERGENCY STOP SWITCH Original OEM part
CUMMINS
$3,227.28$2,948.12Engineered for ultimate safety and precision under pressure Instant emergency shutoff capability for critical power equipment Durable design built for longevity in demanding Cummins...$3,227.28$2,948.12 -
CUMMINS 4348350 CRANKSHAFT PULLEY Original OEM part
CUMMINS
$4,713.80$4,306.06Engineered for excellence, built to endure—your Cummins system’s perfect match. Precision-crafted balance enhances engine smoothness and reduces vibration for lasting reliability. Durable...$4,713.80$4,306.06 -
CUMMINS 4345387 AIR CLEANER BRACKET Original OEM part
CUMMINS
$1,065.20$973.07Cummins 4345387 - AIR CLEANER BRACKET MINS4345387 Find the quality you need with the 4345387 - AIR CLEANER BRACKET by Cummins. Our store offers genuine replacement parts for outdoor equipment, like...$1,065.20$973.07 -
CUMMINS 4344753 EXHAUST MANIFOLD Original OEM part
CUMMINS
$3,288.56$3,004.10Built to withstand the toughest conditions—engineered excellence in every curve Maximizes exhaust efficiency to protect engine longevity and optimize fuel economy Crafted as a genuine Cummins OEM...$3,288.56$3,004.10 -
CUMMINS 4343956 FILTER BRACKET Original OEM part
CUMMINS
$13.40$12.25Cummins 4343956 - FILTER BRACKET MINS4343956 Find the genuine Cummins 4343956 - FILTER BRACKET at our store. Our commitment to offering authentic replacement parts makes us the best choice for your...$13.40$12.25 -
CUMMINS 4343936 LUBE OIL SUCTION TUBE Original OEM part
CUMMINS
$1,028.02$939.09Engineered to deliver dependable lubrication flow for enhanced engine longevity Constructed with premium materials to resist wear and maintain optimal oil suction 100% genuine OEM part from Cummins...$1,028.02$939.09 -
CUMMINS 4335202 FUEL PLUMBING ASSEMBLY Original OEM part
CUMMINS
$1,535.94$1,403.08Cummins 4335202 - FUEL PLUMBING ASSEMBLY MINS4335202 Find top-notch quality with the Cummins 4335202 - FUEL PLUMBING ASSEMBLY. Shop our store for the best price and fastest shipping available. Our...$1,535.94$1,403.08 -
CUMMINS 4334998 HEAT SHIELD Original OEM part
CUMMINS
$2,955.10$2,699.49Cummins 4334998 - HEAT SHIELD MINS4334998 Find the original 4334998 - HEAT SHIELD made by Cummins at our store. Our commitment to quality ensures that you receive genuine parts that perfectly fit...$2,955.10$2,699.49 -
CUMMINS 4334997 HEAT SHIELD Original OEM part
CUMMINS
$4,391.96$4,012.06Engineered to safeguard, built to endure. Precision-crafted heat barrier optimized for high-temperature durability. Ensures consistent thermal protection to preserve engine components. 100% genuine...$4,391.96$4,012.06 -
CUMMINS 4334995 FLEXIBLE HOSE Original OEM part
CUMMINS
$251.02$229.30Engineered to deliver reliable flexibility under demanding conditions Precision-crafted to maintain system integrity and prevent leaks Certified genuine OEM Cummins part for perfect fit and...$251.02$229.30 -
CUMMINS 4334994 FLEXIBLE HOSE Original OEM part
CUMMINS
$380.76$347.83Precision engineered for flawless operation under demanding conditions Flexible design enhances vibration absorption and engine longevity Certified genuine OEM from Cummins for guaranteed...$380.76$347.83 -
CUMMINS 4334990 HEAT SHIELD Original OEM part
CUMMINS
$1,407.49$1,285.75Engineered Excellence in Every Detail Superior thermal protection for peak engine performance Precision fit that ensures long-lasting durability Authentic Cummins OEM component for guaranteed...$1,407.49$1,285.75 -
CUMMINS 4334988 HEAT SHIELD Original OEM part
CUMMINS
$1,840.85$1,681.62Engineered for ultimate thermal protection under extreme conditions Designed to optimize heat dispersion, enhancing engine longevity 100% genuine Cummins OEM component for guaranteed fit and...$1,840.85$1,681.62 -
CUMMINS 4334987 HEAT SHIELD Original OEM part
CUMMINS
$1,711.70$1,563.64Engineered for enduring protection and seamless integration. Exceptional thermal resistance shields vital engine parts from heat stress. Enhances engine longevity and sustained performance under...$1,711.70$1,563.64 -
CUMMINS 4334984 HEAT SHIELD Original OEM part
CUMMINS
$10,123.96$9,248.24Engineered to safeguard your Cummins engine from extreme heat, ensuring peak performance under demanding conditions. Exceptional thermal resistance protects critical components, contributing to...$10,123.96$9,248.24 -
CUMMINS 4334983 HEAT SHIELD Original OEM part
CUMMINS
$7,685.12$7,020.35Precision-engineered for ultimate heat protection and system longevity Effective thermal barrier that safeguards engine components Corrosion-resistant OEM quality ensures seamless fit and dependable...$7,685.12$7,020.35 -
CUMMINS 4334982 HEAT SHIELD Original OEM part
CUMMINS
$9,173.67$8,380.15Cummins 4334982 - HEAT SHIELD MINS4334982 Find genuine quality with the 4334982 - HEAT SHIELD from Cummins at our store! Engineered for lasting performance and precision fit, this heat shield...$9,173.67$8,380.15 -
CUMMINS 4334981 HEAT SHIELD Original OEM part
CUMMINS
$783.32$715.56Engineered to protect, built to last—experience uncompromising reliability. Precision-fit design for optimal heat deflection and engine component protection. Durable materials ensure long service...$783.32$715.56 -
CUMMINS 4334979 HEAT SHIELD Original OEM part
CUMMINS
$2,984.49$2,726.34Engineered for enduring excellence, reliability in every component. High-grade heat resistance to safeguard engine integrity under extreme conditions. Precision fit ensures seamless integration with...$2,984.49$2,726.34 -
CUMMINS 4334976 FLEXIBLE HOSE Original OEM part
CUMMINS
$587.83$536.98Engineered for seamless durability under demanding conditions Precision-crafted to maintain fluid flow and engine efficiency Authentic OEM Cummins component for guaranteed compatibility Discover...$587.83$536.98 -
CUMMINS 4334970 BELLOWS Original OEM part
CUMMINS
$12,202.55$11,147.03Precision-engineered for durability: Maintain your engine’s integrity with the CUMMINS 4334970 BELLOWS, engineered for optimum fit and reliability. Protects critical engine components: This bellows...$12,202.55$11,147.03 -
CUMMINS 4334968 BELLOWS Original OEM part
CUMMINS
$5,894.26$5,384.41Reliability engineered to empower your power system Precision-crafted to maintain optimal engine health and efficiency Durable construction designed to withstand demanding conditions 100% Genuine...$5,894.26$5,384.41 -
CUMMINS 4334967 HEAT SHIELD Original OEM part
CUMMINS
$1,013.39$925.74Engineered precision for uncompromising thermal protection Advanced heat shielding material guards critical engine components Genuine OEM part directly from Cummins, ensuring perfect fit and...$1,013.39$925.74 -
CUMMINS 4334966 HEAT SHIELD Original OEM part
CUMMINS
$1,928.00$1,761.23Experience unparalleled engine protection with Cummins precision engineering Engineered to shield critical components from excessive heat, maximizing system longevity Constructed with durable,...$1,928.00$1,761.23 -
CUMMINS 4334950 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$12,262.97$11,202.23Engineered for precision, built for endurance Seamless connectivity ensuring optimal control module communication Durable wiring harness designed to withstand harsh environments Certified OEM...$12,262.97$11,202.23 -
CUMMINS 4334948 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$11,943.87$10,910.73Precision engineered to empower your Cummins power system’s heart. Robust connectivity for flawless signal transmission and control. Durable construction to withstand harsh environments and maintain...$11,943.87$10,910.73 -
CUMMINS 4333920 MOUNTING SPACER Original OEM part
CUMMINS
$266.92$243.83Precision-engineered durability designed to maintain optimal mounting alignment. Essential component for vibration reduction and structural integrity. Guaranteed OEM authenticity from Cummins for...$266.92$243.83 -
CUMMINS 4331985 INJECTOR FUEL SUPPLY TUBE Original OEM part
CUMMINS
$751.78$686.75Built to power your engine’s heart with uncompromised precision and durability. Engineered for flawless fuel delivery under demanding conditions. Designed to resist wear and corrosion, extending...$751.78$686.75 -
CUMMINS 4331675 OIL MANIFOLD Original OEM part
CUMMINS
$343.16$313.48Precision engineered for uncompromising reliability Enhances oil flow to maintain optimal engine health Durable material construction for long-lasting service life 100% genuine Cummins OEM part...$343.16$313.48 -
CUMMINS 4331667 OIL MANIFOLD Original OEM part
CUMMINS
$1,075.62$982.58Precision engineered for enduring power delivery Enhances oil circulation for superior engine protection Certified OEM component ensuring full system compatibility CUMMINS 4331667 OIL MANIFOLD –...$1,075.62$982.58 -
CUMMINS 4331328 OIL PAN Original OEM part
CUMMINS
$4,456.93$4,071.40Precision-crafted durability for dependable oil containment under rigorous engine conditions Seamless integration with Cummins power units to maintain optimal engine lubrication and performance OEM...$4,456.93$4,071.40 -
CUMMINS 4329515 SENSOR BRACKET Original OEM part
CUMMINS
$6,757.52$6,172.99Engineered for excellence: Precision alignment that keeps your power running smoothly Durability that withstands harsh environments, ensuring consistent sensor functionality Designed exclusively by...$6,757.52$6,172.99 -
CUMMINS 4329278 TUBE CONNECTOR ELBOW Original OEM part
CUMMINS
$2,347.55$2,144.49Cummins 4329278 - TUBE CONNECTOR ELBOW - - NO LONGER AVAILABLE MINS4329278 Look no further for the 4329278 - TUBE CONNECTOR ELBOW as it's no longer available elsewhere. With our store, you can find...$2,347.55$2,144.49 -
CUMMINS 4329256 AIR TUBE Original OEM part
CUMMINS
$277.61$253.59Precision engineered for seamless compatibility and enduring performance Designed to maintain optimal airflow and engine efficiency under demanding conditions Manufactured by Cummins as an original...$277.61$253.59 -
CUMMINS 4329255 AIR TUBE Original OEM part
CUMMINS
$277.61$253.59Engineered for Excellence: Precision-crafted to optimize your Cummins engine’s airflow efficiency. Durable Construction: Built to withstand demanding operating conditions and extend system longevity...$277.61$253.59 -
CUMMINS 4329057 MOUNTING KIT Original OEM part
CUMMINS
$7,015.52$6,408.67Cummins 4329057 - MOUNTING KIT MINS4329057 The 4329057 - MOUNTING KIT by Cummins is a must-have for your outdoor equipment. Our store is the ultimate destination for genuine replacement parts,...$7,015.52$6,408.67 -
CUMMINS 4328818 AFTERTREATMENT DEVICE Original OEM part
CUMMINS
$12,544.39$11,459.30Cummins 4328818 - AFTERTREATMENT DEVICE MINS4328818 Step up your lawn mower's performance with the genuine 4328818 - AFTERTREATMENT DEVICE by Cummins. Our store is your ultimate destination for...$12,544.39$11,459.30