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12V 5.9 Cummins (89-97) Parts

If you have a 12V Cummins engine in your Dodge truck, you’re already familiar with the power and performance it’s capable of delivering. But there’s always a way to get a little bit more from it, which is why Powerhouse Diesel offers a wide selection of 12V Cummins parts to help you fine-tune it and keep it in good health. Whether you’re looking for 12V Cummins upgrades or just what you need for routine maintenance, you can trust our vast range of products to provide you with exactly what you want. Take a look at our 12 valve Cummins performance parts here on this page, then let us know if you have any questions:

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  • Yukon Gear Redline Synthetic Shock Proof Oil. 3 Quarts

    Yukon Gear & Axle
    Original price $ 1,784.00 - Original price $ 1,784.00
    Original price
    $ 1,784.00
    $ 1,784.00 - $ 1,784.00
    Current price $ 1,784.00

    Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.Installation InstructionsThis Part Fits: Year Make Model Submodel ...

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    Original price $ 1,784.00 - Original price $ 1,784.00
    Original price
    $ 1,784.00
    $ 1,784.00 - $ 1,784.00
    Current price $ 1,784.00
  • Yukon Gear Redline Synthetic Shock Proof Oil w/ Positraction Additive. 4 Quarts

    Yukon Gear & Axle
    Original price $ 2,601.00 - Original price $ 2,601.00
    Original price
    $ 2,601.00
    $ 2,601.00 - $ 2,601.00
    Current price $ 2,601.00

    Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection. This kit includes four quarts of oil and a bottle of Yukon Limited S...

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    Original price $ 2,601.00 - Original price $ 2,601.00
    Original price
    $ 2,601.00
    $ 2,601.00 - $ 2,601.00
    Current price $ 2,601.00
  • Yukon Gear 3 Qt. Penzoil 80W90 Conventional Gear Oil

    Yukon Gear & Axle
    Original price $ 758.00 - Original price $ 758.00
    Original price
    $ 758.00
    $ 758.00 - $ 758.00
    Current price $ 758.00

    Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.Installation InstructionsThis Part Fits...

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    Original price $ 758.00 - Original price $ 758.00
    Original price
    $ 758.00
    $ 758.00 - $ 758.00
    Current price $ 758.00
  • Yukon Gear Redline Synthetic Shock Proof Oil w/ Positraction Additive. 3 Quarts

    Yukon Gear & Axle
    Original price $ 2,145.00 - Original price $ 2,145.00
    Original price
    $ 2,145.00
    $ 2,145.00 - $ 2,145.00
    Current price $ 2,145.00

    Includes three quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive.This Part Fits: Year Make Model Submodel 1980 ...

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    Original price $ 2,145.00 - Original price $ 2,145.00
    Original price
    $ 2,145.00
    $ 2,145.00 - $ 2,145.00
    Current price $ 2,145.00
  • Yukon Gear 3 Qt. 80W90 Conventional Gear Oil w/Posi Additive

    Yukon Gear & Axle
    Original price $ 948.00 - Original price $ 948.00
    Original price
    $ 948.00
    $ 948.00 - $ 948.00
    Current price $ 948.00

    Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials. This kit includes three quarts of oil ...

    View full details
    Original price $ 948.00 - Original price $ 948.00
    Original price
    $ 948.00
    $ 948.00 - $ 948.00
    Current price $ 948.00
  • WeatherTech 94-01 Dodge Ram Club Cab Rear Side Window Deflectors - Dark Smoke

    WeatherTech
    Original price $ 836.00 - Original price $ 836.00
    Original price
    $ 836.00
    $ 836.00 - $ 836.00
    Current price $ 836.00

    WeatherTech ® Side Window Deflectors offer you fresh air enjoyment with an original equipment look. They are crafted in Germany from the finest 3...

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    Original price $ 836.00 - Original price $ 836.00
    Original price
    $ 836.00
    $ 836.00 - $ 836.00
    Current price $ 836.00
  • WeatherTech F&R Side Window Deflectors 94-02 2500/3500 Club Cab* - Dark Smoke

    WeatherTech
    Original price $ 1,975.00 - Original price $ 1,975.00
    Original price
    $ 1,975.00
    $ 1,975.00 - $ 1,975.00
    Current price $ 1,975.00

    Weathertech Model 88027 WeatherTech F&R Side Window Deflectors 94-02 2500/3500 Club Cab* - Dark Smoke WeatherTech Side Window Deflectors let yo...

    View full details
    Original price $ 1,975.00 - Original price $ 1,975.00
    Original price
    $ 1,975.00
    $ 1,975.00 - $ 1,975.00
    Current price $ 1,975.00
  • Titan Fuel Tanks Universal Spare Tire Buddy Mounting System

    Titan Fuel Tanks
    Original price $ 1,881.00
    Original price $ 1,881.00 - Original price $ 1,881.00
    Original price $ 1,881.00
    Current price $ 1,787.00
    $ 1,787.00 - $ 1,787.00
    Current price $ 1,787.00

    Innovative spare tire mounting system, for mounting a spare tire in a truck bed.Here are the details: •No more crawling under your truck for the ...

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    Original price $ 1,881.00
    Original price $ 1,881.00 - Original price $ 1,881.00
    Original price $ 1,881.00
    Current price $ 1,787.00
    $ 1,787.00 - $ 1,787.00
    Current price $ 1,787.00
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  • Lund Universal Crossroads 70in. Running Board - Chrome

    LUND
    Original price $ 11,400.00 - Original price $ 11,400.00
    Original price
    $ 11,400.00
    $ 11,400.00 - $ 11,400.00
    Current price $ 11,400.00

    These OE-styled running boards feature a crescent-shaped design with chrome end caps, creating a contemporary look and feel. Each running board has...

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    Original price $ 11,400.00 - Original price $ 11,400.00
    Original price
    $ 11,400.00
    $ 11,400.00 - $ 11,400.00
    Current price $ 11,400.00
  • Lund 94-02 Dodge Ram 2500 Quad Cab 3in. Round Bent SS Nerf Bars - Polished

    LUND
    Original price $ 8,170.00 - Original price $ 8,170.00
    Original price
    $ 8,170.00
    $ 8,170.00 - $ 8,170.00
    Current price $ 8,170.00

    Take a step up with a set of LUND's Round Bent Nerf Bars. These oval nerf bars are designed to custom fit your vehicle, complementing the overall l...

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    Original price $ 8,170.00 - Original price $ 8,170.00
    Original price
    $ 8,170.00
    $ 8,170.00 - $ 8,170.00
    Current price $ 8,170.00
  • Lund 94-02 Dodge Ram 2500 Quad Cab 4in. Oval Curved Steel Nerf Bars - Black

    LUND
    Original price $ 7,600.00 - Original price $ 7,600.00
    Original price
    $ 7,600.00
    $ 7,600.00 - $ 7,600.00
    Current price $ 7,600.00

    Hit the road in style with LUND's Oval Bent Steel and Stainless Steel Nerf Bars, engineered to be tough with high-quality, marine-grade 304L stainl...

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    Original price $ 7,600.00 - Original price $ 7,600.00
    Original price
    $ 7,600.00
    $ 7,600.00 - $ 7,600.00
    Current price $ 7,600.00
  • Lund 94-02 Dodge Ram 2500 Quad Cab 3in. Round Bent Steel Nerf Bars - Black

    LUND
    Original price $ 5,700.00 - Original price $ 5,700.00
    Original price
    $ 5,700.00
    $ 5,700.00 - $ 5,700.00
    Current price $ 5,700.00

    Take a step up with a set of LUND's Round Bent Nerf Bars. These oval nerf bars are designed to custom fit your vehicle, complementing the overall l...

    View full details
    Original price $ 5,700.00 - Original price $ 5,700.00
    Original price
    $ 5,700.00
    $ 5,700.00 - $ 5,700.00
    Current price $ 5,700.00
  • Lund 00-05 GMC Yukon (70in w/Fender Flares) TrailRunner Extruded Multi-Fit Running Boards - Brite

    LUND
    Original price $ 10,450.00 - Original price $ 10,450.00
    Original price
    $ 10,450.00
    $ 10,450.00 - $ 10,450.00
    Current price $ 10,450.00

    LUND® TrailRunner(TM) running boards offer maximum durability, in the most demanding conditions. A wide variety of finishes include - heavy-duty ex...

    View full details
    Original price $ 10,450.00 - Original price $ 10,450.00
    Original price
    $ 10,450.00
    $ 10,450.00 - $ 10,450.00
    Current price $ 10,450.00
  • Lund 00-05 GMC Yukon (70in w/Fender Flares) TrailRunner Extruded Multi-Fit Running Boards - Black

    LUND
    Original price $ 10,450.00 - Original price $ 10,450.00
    Original price
    $ 10,450.00
    $ 10,450.00 - $ 10,450.00
    Current price $ 10,450.00

    LUND® TrailRunner(TM) running boards offer maximum durability, in the most demanding conditions. A wide variety of finishes include - heavy-duty ex...

    View full details
    Original price $ 10,450.00 - Original price $ 10,450.00
    Original price
    $ 10,450.00
    $ 10,450.00 - $ 10,450.00
    Current price $ 10,450.00
  • BedRug 66in x 98in Universal Drop In Mat

    BedRug
    Original price $ 2,279.00 - Original price $ 2,279.00
    Original price
    $ 2,279.00
    $ 2,279.00 - $ 2,279.00
    Current price $ 2,279.00

    Constructed of the same, durable material as the BedRug liner, BedRug Mat works great with drop-in or spray-in/non-liner applications. Available fo...

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    Original price $ 2,279.00 - Original price $ 2,279.00
    Original price
    $ 2,279.00
    $ 2,279.00 - $ 2,279.00
    Current price $ 2,279.00
  • AMP Research 99-23 Ford F250/350 Superduty (Excl. SuperCrew) Bedxtender - Silver

    AMP Research
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00

    Flip it out with the tailgate open to gain up to 2-feet of enclosed cargo area. Flip it inside and close the tailgate to keep tools and smaller car...

    View full details
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00
  • AMP Research 99-23 Ford F-250/F-350 SuperDuty Bedxtender HD Sport - Silver (May Req. Diode Kit)

    AMP Research
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00

    V-shape design is the perfect mix of form and function that keeps your gear secure. Provides the extra clearance needed when used with some tonneau...

    View full details
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00
  • AMP Research 99-23 Ford F250/350 Superduty (Excl. SuperCrew) Bedxtender - Black

    AMP Research
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00

    Flip it out with the tailgate open to gain up to 2-feet of enclosed cargo area. Flip it inside and close the tailgate to keep tools and smaller car...

    View full details
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00
  • AMP Research 08-23 Ford F-250/F-350 SuperDuty Bedxtender HD Sport - Black

    AMP Research
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00

    V-shape design is the perfect mix of form and function that keeps your gear secure. Provides the extra clearance needed when used with some tonneau...

    View full details
    Original price $ 6,270.00 - Original price $ 6,270.00
    Original price
    $ 6,270.00
    $ 6,270.00 - $ 6,270.00
    Current price $ 6,270.00
  • Yukon Spindle Nut 2.065in I.D Six Slots

    Yukon Gear & Axle
    Original price $ 511.00 - Original price $ 511.00
    Original price
    $ 511.00
    $ 511.00 - $ 511.00
    Current price $ 511.00

    Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts...

    View full details
    Original price $ 511.00 - Original price $ 511.00
    Original price
    $ 511.00
    $ 511.00 - $ 511.00
    Current price $ 511.00
  • Yukon Locking Key / Wedge for Dana 60 & 70 Spindle Nut

    Yukon Gear & Axle
    Original price $ 511.00 - Original price $ 511.00
    Original price
    $ 511.00
    $ 511.00 - $ 511.00
    Current price $ 511.00

    Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts...

    View full details
    Original price $ 511.00 - Original price $ 511.00
    Original price
    $ 511.00
    $ 511.00 - $ 511.00
    Current price $ 511.00
  • Yukon Gear Rubber Fill Plug For Chrysler

    Yukon Gear & Axle
    Original price $ 530.00 - Original price $ 530.00
    Original price
    $ 530.00
    $ 530.00 - $ 530.00
    Current price $ 530.00

    Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts...

    View full details
    Original price $ 530.00 - Original price $ 530.00
    Original price
    $ 530.00
    $ 530.00 - $ 530.00
    Current price $ 530.00
  • Yukon Gear Diff Side Bearing Screw Adjuster For 9.25in Chrysler

    Yukon Gear & Axle
    Original price $ 1,138.00 - Original price $ 1,138.00
    Original price
    $ 1,138.00
    $ 1,138.00 - $ 1,138.00
    Current price $ 1,138.00

    Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts...

    View full details
    Original price $ 1,138.00 - Original price $ 1,138.00
    Original price
    $ 1,138.00
    $ 1,138.00 - $ 1,138.00
    Current price $ 1,138.00
  • Yukon Gear Diff Carrier Side Bearing Screw Adjuster For Chrysler 7.25in and 8.25in

    Yukon Gear & Axle
    Original price $ 796.00 - Original price $ 796.00
    Original price
    $ 796.00
    $ 796.00 - $ 796.00
    Current price $ 796.00

    Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts...

    View full details
    Original price $ 796.00 - Original price $ 796.00
    Original price
    $ 796.00
    $ 796.00 - $ 796.00
    Current price $ 796.00

The Best 12V Cummins Performance Parts for Your Truck

When it comes to getting more out of your engine, having the right parts and products matter a lot. Fortunately, Powerhouse Diesel offers a huge inventory of offerings from many of the top names in the industry. From fuel filters and gaskets to transmissions and turbochargers, we’re your complete source for everything to boost what your engine is capable of delivering. We carry parts from leading brands including industrial injection, Smeding and fleece performance.

But it’s more than our extensive range of products that makes us the best place to shop. We understand that trying to sort through your options can be confusing at times, but our team of qualified experts has all the knowledge and expertise needed to help you narrow down your search. We can point you in the right direction and help you find the product that’s perfect for what you want. 

If you want to learn more about all the various 12V Cummins parts and accessories we have to offer, browse through our selection on this page or reach out to speak with an experienced member of our team today. 

Powerhouse Diesel