Diesel Engine Plugs

Genuine Diesel Engine Plugs for Onan, Cummins, and Fleetguard Power Engines

Maintain the integrity and efficiency of your diesel power equipment with our authentic Diesel Engine Plugs. Engineered specifically for Onan, Cummins, and Fleetguard engines, these plugs ensure a perfect fit and long-lasting durability under demanding conditions.

Diesel Engine Plugs - Reliable & Genuine Components by Onan, Cummins, Fleetguard

Our selection features a range of genuine diesel engine plugs designed to seal engine ports effectively, preventing leaks and protecting your engine from contaminants. Crafted from premium materials, these plugs offer superior corrosion resistance and thermal stability.

  • Authentic Quality: Direct-fit plugs manufactured to OEM specifications for trusted performance.
  • Durable Construction: High-grade materials ensure longevity and withstand harsh operating environments.
  • Wide Compatibility: Suitable for various Onan, Cummins, and Fleetguard diesel engine models.

Upgrade your diesel engine maintenance with our genuine plugs, designed to maximize reliability and extend engine life.

Why Choose Our Diesel Engine Plugs?

We provide only genuine, brand-approved parts to ensure optimal engine performance, backed by expert guidance and trusted customer support for your peace of mind.

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  • CUMMINS 3093968 - THREADED PLUG - Original OEM part - Image 1
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    CUMMINS 3093968 THREADED PLUG Original OEM part

    CUMMINS

    $46.95
    $42.89
    Precision engineered for uncompromising performance Durable threaded design assures leak-proof sealing OEM certified to maintain your Cummins system’s warranty and reliability Power Reliability...
    $46.95
    $42.89
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    $46.95
    $42.89
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  • CUMMINS 3093967 - EXPANSION PLUG - Original OEM part - Image 1
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    CUMMINS 3093967 EXPANSION PLUG Original OEM part

    CUMMINS

    $10.38
    $9.49
    Engineered for excellence, guaranteed for your power. Precision engineered expansion plug ensuring leak-proof sealing under high pressure. Durable construction designed to resist corrosion and...
    $10.38
    $9.49
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    Qty in Cart: 0
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    Price:
    $10.38
    $9.49
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  • CUMMINS 3093966 - EXPANSION PLUG - Original OEM part - Image 1
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    CUMMINS 3093966 EXPANSION PLUG Original OEM part

    CUMMINS

    $28.28
    $25.84
    Cummins 3093966 - EXPANSION PLUG MINS3093966 When searching for genuine parts like the "3093966 - EXPANSION PLUG" by Cummins, look no further than our store. We pride ourselves on offering authentic...
    $28.28
    $25.84
    Add to Cart
    Qty in Cart: 0
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    Price:
    $28.28
    $25.84
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  • CUMMINS 3093862 - THREADED PLUG - Original OEM part - Image 1
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    CUMMINS 3093862 THREADED PLUG Original OEM part

    CUMMINS

    $37.49
    $34.25
    Engineered to perfection for a seamless fit Corrosion-resistant design ensuring prolonged service life Certified OEM part by Cummins for guaranteed compatibility CUMMINS 3093862 THREADED PLUG—The...
    $37.49
    $34.25
    Add to Cart
    Qty in Cart: 0
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    Price:
    $37.49
    $34.25
    Subtotal:
  • CUMMINS 3093827 - PIPE PLUG - Original OEM part - Image 1
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    CUMMINS 3093827 PIPE PLUG Original OEM part

    CUMMINS

    $25.33
    $23.14
    Engineered Precision for Ultimate Reliability Robust corrosion resistance for extended service life Designed specifically as a Genuine OEM Cummins part to maintain warranty and performance...
    $25.33
    $23.14
    Add to Cart
    Qty in Cart: 0
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    Price:
    $25.33
    $23.14
    Subtotal:
  • CUMMINS 3093821 - PIPE PLUG - Original OEM part - Image 1
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    CUMMINS 3093821 PIPE PLUG Original OEM part

    CUMMINS

    $22.55
    $20.60
    Engineered Precision Meets Proven Durability High-grade material construction ensures superior sealing performance Designed specifically for seamless compatibility with Cummins engines Guaranteed...
    $22.55
    $20.60
    Add to Cart
    Qty in Cart: 0
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    Price:
    $22.55
    $20.60
    Subtotal:
  • CUMMINS 3093782 - EXPANSION PLUG - Original OEM part - Image 1
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    CUMMINS 3093782 EXPANSION PLUG Original OEM part

    CUMMINS

    $12.37
    $11.30
    Precision engineered for enduring performance and seamless integration Exceptional sealing capability to maintain engine integrity Durable construction designed for harsh operating...
    $12.37
    $11.30
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $12.37
    $11.30
    Subtotal:
  • CUMMINS 3093719 - PIPE PLUG - Original OEM part - Image 1
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    CUMMINS 3093719 PIPE PLUG Original OEM part

    CUMMINS

    $20.52
    $18.74
    Engineered Precision Meets Enduring Strength Durable corrosion-resistant design for extended service life Perfect fit guaranteed to maintain system integrity 100% genuine Cummins OEM part to uphold...
    $20.52
    $18.74
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $20.52
    $18.74
    Subtotal:
  • CUMMINS 3093342 - THREADED PLUG - Original OEM part - Image 1
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    CUMMINS 3093342 THREADED PLUG Original OEM part

    CUMMINS

    $210.20
    $192.02
    Cummins 3093342 - THREADED PLUG MINS3093342 Discover the authentic Cummins 3093342 - THREADED PLUG, denoted by the SKU MINS3093342, on our online store. We pride ourselves on offering genuine...
    $210.20
    $192.02
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $210.20
    $192.02
    Subtotal:
  • CUMMINS 3093049 - ORING PLUG - Original OEM part - Image 1
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    CUMMINS 3093049 ORING PLUG Original OEM part

    CUMMINS

    $1,270.14
    $1,160.27
    Precision-engineered to meet the highest Cummins standards for optimal sealing and durability Essential for maintaining engine integrity and preventing leaks under demanding conditions Crafted from...
    $1,270.14
    $1,160.27
    Add to Cart
    Qty in Cart: 0
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    Price:
    $1,270.14
    $1,160.27
    Subtotal:
  • CUMMINS 3093017 - RETAINER PLUG - Original OEM part - Image 1
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    CUMMINS 3093017 RETAINER PLUG Original OEM part

    CUMMINS

    $705.70
    $644.66
    Dependable sealing for optimal engine integrity Precision-engineered to fit seamlessly with Cummins power systems Manufactured as a genuine OEM component by Cummins to ensure unmatched...
    $705.70
    $644.66
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $705.70
    $644.66
    Subtotal:
  • CUMMINS 3093015 - RETAINER PLUG - Original OEM part - Image 1
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    CUMMINS 3093015 RETAINER PLUG Original OEM part

    CUMMINS

    $705.70
    $644.66
    Engineered for unwavering reliability in every application Precision-crafted to ensure optimal sealing and durability Corrosion-resistant design to withstand harsh operating conditions Certified...
    $705.70
    $644.66
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $705.70
    $644.66
    Subtotal:
  • CUMMINS 3092887 - EXPANSION PLUG - Original OEM part - Image 1
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    CUMMINS 3092887 EXPANSION PLUG Original OEM part

    CUMMINS

    $111.10
    $101.49
    Engineered Precision for Enduring Performance Robust Seal to Prevent Leaks and Optimize Engine Integrity 100% Genuine Cummins OEM to Guarantee Compatibility and Warranty Compliance CUMMINS 3092887...
    $111.10
    $101.49
    Add to Cart
    Qty in Cart: 0
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    Price:
    $111.10
    $101.49
    Subtotal:
  • CUMMINS 3092704 - PIPE PLUG - Original OEM part - Image 1
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    CUMMINS 3092704 PIPE PLUG Original OEM part

    CUMMINS

    $93.99
    $85.86
    Precision engineered for lasting power Robust corrosion resistance ensuring extended lifespan Seamless compatibility with Cummins engines for optimal sealing Certified genuine Cummins OEM component...
    $93.99
    $85.86
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $93.99
    $85.86
    Subtotal:
  • CUMMINS 3092276 - THREADED PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3092276 THREADED PLUG Original OEM part

    CUMMINS

    $73.39
    $67.05
    Precision-engineered to maintain engine integrity and performance Durable design crafted to withstand high-pressure environments 100% genuine OEM from Cummins, ensuring flawless compatibility and...
    $73.39
    $67.05
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $73.39
    $67.05
    Subtotal:
  • CUMMINS 3092085 - THREADED PLUG - Original OEM part - Image 1
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    CUMMINS 3092085 THREADED PLUG Original OEM part

    CUMMINS

    $11.44
    $10.45
    Engineered to perfection for uncompromising reliability Precision-crafted threading ensures optimal sealing and leak prevention Durable construction withstands harsh operating conditions 100%...
    $11.44
    $10.45
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $11.44
    $10.45
    Subtotal:
  • CUMMINS 3092040 - ORING PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3092040 ORING PLUG Original OEM part

    CUMMINS

    $526.26
    $480.74
    Precision engineered for your Cummins system’s trusted performance Durable sealing solution to maintain engine integrity under demanding conditions Exact OEM compatibility to support efficient...
    $526.26
    $480.74
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $526.26
    $480.74
    Subtotal:
  • CUMMINS 3089514 - ORING PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3089514 ORING PLUG Original OEM part

    CUMMINS

    $463.90
    $423.78
    Power your system with precision and reliability Robust sealing capability designed to prevent leaks under extreme conditions Crafted from premium materials to withstand high pressure and...
    $463.90
    $423.78
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $463.90
    $423.78
    Subtotal:
  • CUMMINS 3089412 - ORIFICE PLUG - Original OEM part - Image 1
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    CUMMINS 3089412 ORIFICE PLUG Original OEM part

    CUMMINS

    $121.03
    $110.56
    Cummins 3089412 - ORIFICE PLUG MINS3089412 Discover the authentic 3089412 - ORIFICE PLUG from Cummins at our store. As the premier destination for original replacement parts, we offer this...
    $121.03
    $110.56
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $121.03
    $110.56
    Subtotal:
  • CUMMINS 3089238 - PLUG THREADED -IMAGE1
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    CUMMINS 3089238 THREADED PLUG Original OEM part

    CUMMINS

    $23.90
    $21.84
    Cummins 3089238 - THREADED PLUG MINS3089238 Find authentic Cummins 3089238 - THREADED PLUG replacement part at our store. Made to the highest standards, this product ensures a precise fit and...
    $23.90
    $21.84
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $23.90
    $21.84
    Subtotal:
  • CUMMINS 3089024 - THREADED PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3089024 THREADED PLUG Original OEM part

    CUMMINS

    $614.27
    $561.14
    Engineered for Excellence: Precision-crafted to uphold Cummins' rigorous quality standards, ensuring seamless integration with your power system. Robust Durability: Designed to provide long-lasting...
    $614.27
    $561.14
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $614.27
    $561.14
    Subtotal:
  • CUMMINS 3089023 - THREADED PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3089023 THREADED PLUG Original OEM part

    CUMMINS

    $140.00
    $127.89
    Precision-engineered sealing for uncompromised engine integrity. Durable construction designed to withstand demanding operating conditions. 100% genuine OEM Cummins component ensures full...
    $140.00
    $127.89
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $140.00
    $127.89
    Subtotal:
  • CUMMINS 3088981 - THREADED PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3088981 THREADED PLUG Original OEM part

    CUMMINS

    $475.32
    $434.20
    Cummins 3088981 - THREADED PLUG MINS3088981 When it comes to securing genuine replacement parts for outdoor equipment, look no further than our store for the Cummins 3088981 - THREADED PLUG. With a...
    $475.32
    $434.20
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $475.32
    $434.20
    Subtotal:
  • CUMMINS 3085759 - ORING PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3085759 ORING PLUG Original OEM part

    CUMMINS

    $166.34
    $151.95
    Cummins 3085759 - O-RING PLUG MINS3085759 Find the hard-to-find original 3085759 - O-RING PLUG by Cummins here. Our store offers top-quality products, ensuring the perfect fit for your outdoor...
    $166.34
    $151.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $166.34
    $151.95
    Subtotal:
  • CUMMINS 3084829 - PIPE PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3084829 PIPE PLUG Original OEM part

    CUMMINS

    $74.72
    $68.25
    Precision-engineered reliability for your Cummins power system Durable sealing performance that withstands harsh conditions Corrosion-resistant design enhancing system longevity Crafted as an OEM...
    $74.72
    $68.25
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $74.72
    $68.25
    Subtotal:
  • CUMMINS 3082458 - THREADED PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3082458 THREADED PLUG Original OEM part

    CUMMINS

    $406.72
    $371.54
    Precision engineered for uncompromised performance Durable construction designed to withstand high-pressure environments Corrosion-resistant materials to enhance longevity and reliability Guaranteed...
    $406.72
    $371.54
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $406.72
    $371.54
    Subtotal:
  • CUMMINS 3081668 - RETAINER PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3081668 RETAINER PLUG Original OEM part

    CUMMINS

    $488.32
    $446.08
    Cummins 3081668 - RETAINER PLUG MINS3081668 Discover the authentic Cummins 3081668 - RETAINER PLUG at our store. Our commitment to quality ensures that you receive genuine replacement parts for your...
    $488.32
    $446.08
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $488.32
    $446.08
    Subtotal:
  • CUMMINS 3081529 - EXPANSION PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3081529 EXPANSION PLUG Original OEM part

    CUMMINS

    $7.13
    $6.51
    Cummins 3081529 - EXPANSION PLUG MINS3081529 Our store is the ultimate destination for purchasing the original Cummins 3081529 - EXPANSION PLUG. With a commitment to authenticity and quality, we...
    $7.13
    $6.51
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.13
    $6.51
    Subtotal:
  • CUMMINS 3076720 - FEMALE CONNECTOR - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3076720 FEMALE CONNECTOR Original OEM part

    CUMMINS

    $206.00
    $188.19
    Cummins 3076720 - FEMALE CONNECTOR MINS3076720 Find the original 3076720 - FEMALE CONNECTOR by Cummins at our store. With the product SKU MINS3076720, our store offers you the best price along with...
    $206.00
    $188.19
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $206.00
    $188.19
    Subtotal:
  • CUMMINS 3074257 - ORIFICE PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3074257 ORIFICE PLUG Original OEM part

    CUMMINS

    $40.60
    $37.09
    Cummins 3074257 - ORIFICE PLUG MINS3074257 Find the original 3074257 - ORIFICE PLUG by Cummins at our store, the ultimate destination for genuine replacement parts. With our commitment to quality,...
    $40.60
    $37.09
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $40.60
    $37.09
    Subtotal:
  • CUMMINS 3073887 - BALL PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3073887 BALL PLUG Original OEM part

    CUMMINS

    $13.94
    $12.73
    Engineered Precision, Enduring Performance Seamless sealing design for leak-proof operation under high pressure Corrosion-resistant materials ensure extended service life in demanding...
    $13.94
    $12.73
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $13.94
    $12.73
    Subtotal:
  • CUMMINS 3071320 - PIPE PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3071320 PIPE PLUG Original OEM part

    CUMMINS

    $12.88
    $11.77
    Dependability forged by Cummins engineering excellence Precision machined for optimal sealing and engine protection Durable materials ensure long-lasting service under demanding conditions Certified...
    $12.88
    $11.77
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $12.88
    $11.77
    Subtotal:
  • CUMMINS 3071229 - ORING PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3071229 ORING PLUG Original OEM part

    CUMMINS

    $34.38
    $31.41
    Cummins 3071229 - O-RING PLUG MINS3071229 Get the genuine 3071229 - O-RING PLUG from Cummins. Our store is your ultimate destination for authentic replacement parts. Trust us for top-notch quality...
    $34.38
    $31.41
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $34.38
    $31.41
    Subtotal:
  • CUMMINS 3071181 - PLUG THREADED - Original OEM part
    Add to Cart

    CUMMINS 3071181 THREADED PLUG Original OEM part

    CUMMINS

    $21.83
    $19.94
    Precision engineered for seamless integration with your Cummins systems Durable threaded plug design enhances seal integrity and prevents leaks Manufactured to Cummins' exacting standards as a...
    $21.83
    $19.94
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $21.83
    $19.94
    Subtotal:
  • CUMMINS 3070442 - INJECTOR ORIFICE PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3070442 INJECTOR ORIFICE PLUG Original OEM part

    CUMMINS

    $68.86
    $62.90
    Precision engineered for uncompromising fuel delivery Enhances combustion efficiency and engine health Designed exclusively as an OEM Cummins component for perfect system integration CUMMINS...
    $68.86
    $62.90
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $68.86
    $62.90
    Subtotal:
  • CUMMINS 3069637 - BALL PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3069637 BALL PLUG Original OEM part

    CUMMINS

    $56.33
    $51.46
    Precision-engineered for uncompromised reliability and seamless integration. Exceptional sealing capability to prevent leaks and safeguard engine components. Durable construction to withstand...
    $56.33
    $51.46
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $56.33
    $51.46
    Subtotal:
  • CUMMINS 3068100 - ORIFICE PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3068100 ORIFICE PLUG Original OEM part

    CUMMINS

    $74.97
    $68.49
    Precision-engineered for flawless integration within Cummins power systems Durable construction ensuring long-lasting reliability under demanding conditions Certified OEM component maintaining...
    $74.97
    $68.49
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $74.97
    $68.49
    Subtotal:
  • CUMMINS 3067950 - RETAINER PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3067950 RETAINER PLUG Original OEM part

    CUMMINS

    $34.15
    $31.20
    Engineered for precision and longevity to sustain your power system's integrity Essential sealing feature that maintains optimal engine function under demanding conditions 100% genuine OEM Cummins...
    $34.15
    $31.20
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $34.15
    $31.20
    Subtotal:
  • CUMMINS 3067941 - BALL PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3067941 BALL PLUG Original OEM part

    CUMMINS

    $4.95
    $4.52
    Precision-engineered to uphold Cummins’ legacy of dependable power. Durable construction for long-lasting sealing performance Protects critical engine systems by preventing leaks and...
    $4.95
    $4.52
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    $4.52
    Subtotal:
  • CUMMINS 3067424 - THREADED PLUG - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3067424 THREADED PLUG Original OEM part

    CUMMINS

    $39.64
    $36.21
    Engineered for Excellence: Designed to maintain optimal seal integrity under high pressure and temperature conditions. Durability You Can Trust: Crafted from premium materials to resist wear,...
    $39.64
    $36.21
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $39.64
    $36.21
    Subtotal:
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