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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 Grizzly Locker For Dana 60 / 4.10 & Down / 30 Spline

    Yukon Gear & Axle
    $1,654.00 - $1,654.00
    $1,654.00
    $1,654.00 - $1,654.00
    $1,654.00

    Everything about the Yukon Grizzly Locker is hardcore, its casing and gears, its advanced gear tooth design, and its impact on traction and perform...

    View full details
    $1,654.00 - $1,654.00
    $1,654.00
    $1,654.00 - $1,654.00
    $1,654.00
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    Yukon Gear Grizzly Locker / Fits Dana 44 / 30 Spline / 3.73 & Down

    Yukon Gear & Axle
    $1,612.00 - $1,612.00
    $1,612.00
    $1,612.00 - $1,612.00
    $1,612.00

    Everything about the Yukon Grizzly Locker is hardcore, its casing and gears, its advanced gear tooth design, and its impact on traction and perform...

    View full details
    $1,612.00 - $1,612.00
    $1,612.00
    $1,612.00 - $1,612.00
    $1,612.00
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    Yukon Gear Flange Yoke For Chrysler 9.25in

    Yukon Gear & Axle
    $274.00 - $274.00
    $274.00
    $274.00 - $274.00
    $274.00

    Yukon Gear and Axle manufactures a complete line of general replacement and performance series of pinion yokes for many street, racing, and heavy-d...

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    $274.00 - $274.00
    $274.00
    $274.00 - $274.00
    $274.00
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    Yukon Gear Eight Piece Side Gear and Thrust Washer Kit For Chrysler 8in and 9.25in

    Yukon Gear & Axle
    $140.00 - $140.00
    $140.00
    $140.00 - $140.00
    $140.00

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

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    $140.00 - $140.00
    $140.00
    $140.00 - $140.00
    $140.00
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    Yukon Gear Dura Grip For Dana 44 / 30 Spline / 3.92+

    Yukon Gear & Axle
    $1,286.00 - $1,286.00
    $1,286.00
    $1,286.00 - $1,286.00
    $1,286.00

    Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance...

    View full details
    $1,286.00 - $1,286.00
    $1,286.00
    $1,286.00 - $1,286.00
    $1,286.00
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    Yukon Gear Dura Grip For Dana 44 / 30 Spline / 3.73 & Down

    Yukon Gear & Axle
    $1,323.00 - $1,323.00
    $1,323.00
    $1,323.00 - $1,323.00
    $1,323.00

    Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance...

    View full details
    $1,323.00 - $1,323.00
    $1,323.00
    $1,323.00 - $1,323.00
    $1,323.00
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    Yukon Gear Dura Grip For Chrysler 9.25in Rear

    Yukon Gear & Axle
    $1,313.00 - $1,313.00
    $1,313.00
    $1,313.00 - $1,313.00
    $1,313.00

    Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance...

    View full details
    $1,313.00 - $1,313.00
    $1,313.00
    $1,313.00 - $1,313.00
    $1,313.00
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    Yukon Gear Dura Grip Composite Clutch 1997+ Chrysler 8.25in 29-Spline

    Yukon Gear & Axle
    $1,148.00 - $1,148.00
    $1,148.00
    $1,148.00 - $1,148.00
    $1,148.00

    Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance...

    View full details
    $1,148.00 - $1,148.00
    $1,148.00
    $1,148.00 - $1,148.00
    $1,148.00
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    Yukon Gear Disconnect Axle Delete Kit For 94-99 Dodge Dana 60 Front / 30 Spline

    Yukon Gear & Axle
    $838.00 - $838.00
    $838.00
    $838.00 - $838.00
    $838.00

    This kit eliminates the vacuum disconnect and replaces the two piece axle with a one piece 4340 chromoly axle. This kit includes the long side axle...

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    $838.00 - $838.00
    $838.00
    $838.00 - $838.00
    $838.00
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    Yukon Gear Disconnect Axle Delete Kit For 94-99 Dodge Dana 60 Front / 35 Spline

    Yukon Gear & Axle
    $1,414.00 - $1,414.00
    $1,414.00
    $1,414.00 - $1,414.00
    $1,414.00

    Yukon Gear & Axle offers an extensive line of general replacement and high-performance axles for passenger car, truck and SUV applications. Hig...

    View full details
    $1,414.00 - $1,414.00
    $1,414.00
    $1,414.00 - $1,414.00
    $1,414.00
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    Yukon Gear Dana 60 Outer Axle Assembly

    Yukon Gear & Axle
    $1,018.00 - $1,018.00
    $1,018.00
    $1,018.00 - $1,018.00
    $1,018.00

    Yukon Gear & Axle offers an extensive line of general replacement and high-performance axles for passenger car, truck and SUV applications. Hig...

    View full details
    $1,018.00 - $1,018.00
    $1,018.00
    $1,018.00 - $1,018.00
    $1,018.00
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    Yukon Gear Dana 44 Steel Spool Replacement

    Yukon Gear & Axle
    $523.00 - $523.00
    $523.00
    $523.00 - $523.00
    $523.00

    Yukon Performance steel spool for Dana 44 with 30 spline axles. fits 3.73 and down. Yukon performance spools are made from the highest quality mate...

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    $523.00 - $523.00
    $523.00
    $523.00 - $523.00
    $523.00
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    Yukon Gear Dana 44 Standard Open Spider Gear Kit Replacement

    Yukon Gear & Axle
    $329.00 - $329.00
    $329.00
    $329.00 - $329.00
    $329.00

    Yukon standard open spider gear replacement kit for Dana 44 with 30 spline axles (all are without c-cup, including IFS). Yukon uses higher quality ...

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    $329.00 - $329.00
    $329.00
    $329.00 - $329.00
    $329.00
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    Yukon Gear Dana 44 High Performance Ring & Pinion Gear Set Replacement

    Yukon Gear & Axle
    $667.00 - $667.00
    $667.00
    $667.00 - $667.00
    $667.00

    Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing p...

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    $667.00 - $667.00
    $667.00
    $667.00 - $667.00
    $667.00
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    Yukon Gear Dana 44 Grizzly Locker Replacement

    Yukon Gear & Axle
    $1,517.00 - $1,517.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00

    Everything about the Yukon Grizzly Locker is hardcore, its casing and gears, its advanced gear tooth design, and its impact on traction and perform...

    View full details
    $1,517.00 - $1,517.00
    $1,517.00
    $1,517.00 - $1,517.00
    $1,517.00
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    Yukon Gear Dana 44 Carrier installation Kit Replacement

    Yukon Gear & Axle
    $209.00 - $209.00
    $209.00
    $209.00 - $209.00
    $209.00

    Yukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one is upgrading to a positraction limite...

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    $209.00 - $209.00
    $209.00
    $209.00 - $209.00
    $209.00
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    Yukon Gear Dana 44 Complete Shim Kit Replacement

    Yukon Gear & Axle
    $80.00 - $80.00
    $80.00
    $80.00 - $80.00
    $80.00

    Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.Installatio...

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    $80.00 - $80.00
    $80.00
    $80.00 - $80.00
    $80.00
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    Yukon Gear Dana 44 and Chrysler 9.25in Traclloc Clutch Kit Replacement

    Yukon Gear & Axle
    $210.00 - $210.00
    $210.00
    $210.00 - $210.00
    $210.00

    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
    $210.00 - $210.00
    $210.00
    $210.00 - $210.00
    $210.00
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    Yukon Gear Crush Sleeve Eliminator Kit For GM 8.5in & Chrysler 9.25in

    Yukon Gear & Axle
    $80.00 - $80.00
    $80.00
    $80.00 - $80.00
    $80.00

    Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up.Installatio...

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    $80.00 - $80.00
    $80.00
    $80.00 - $80.00
    $80.00
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    Yukon Gear Cross Pin Shaft For Standard Open Chrysler 9.25in

    Yukon Gear & Axle
    $72.00 - $72.00
    $72.00
    $72.00 - $72.00
    $72.00

    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
    $72.00 - $72.00
    $72.00
    $72.00 - $72.00
    $72.00
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    Yukon Gear Cross Pin Shaft For 8.25in Chrysler

    Yukon Gear & Axle
    $72.00 - $72.00
    $72.00
    $72.00 - $72.00
    $72.00

    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
    $72.00 - $72.00
    $72.00
    $72.00 - $72.00
    $72.00
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    Yukon Gear Chrysler 9.25in Dura Grip Case / Bare

    Yukon Gear & Axle
    $624.00 - $624.00
    $624.00
    $624.00 - $624.00
    $624.00

    Yukon Gear & Axle manufactures a full line of standard open and positraction limited slip carrier cases for a variety of applications. Each uni...

    View full details
    $624.00 - $624.00
    $624.00
    $624.00 - $624.00
    $624.00
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    Yukon Gear Chrysler 9.25in 2010-down Open Loaded Carrier Case

    Yukon Gear & Axle
    $653.00 - $653.00
    $653.00
    $653.00 - $653.00
    $653.00

    Yukon Gear & Axle manufactures a full line of standard open and positraction limited slip carrier cases for a variety of applications. Each uni...

    View full details
    $653.00 - $653.00
    $653.00
    $653.00 - $653.00
    $653.00
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    Yukon Gear Chrome Moly Superjoints Replacement For Dana 30 / Dana 44 & GM 8.5in

    Yukon Gear & Axle
    $1,150.00 - $1,150.00
    $1,150.00
    $1,150.00 - $1,150.00
    $1,150.00

    Yukon Super Joints offer an upgrade in strength over factory u-joints and excel in extreme off-road applications. Designed for Dana 60, Dana 44, Da...

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    $1,150.00 - $1,150.00
    $1,150.00
    $1,150.00 - $1,150.00
    $1,150.00

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. 

Shop 12V Cummins Parts by Category

Browse parts for your 1989-1998 Dodge Ram 5.9L 12-valve Cummins by system below.

12V Cummins Fuel System & Injectors

Pump governor spring kits, delivery valves, fuel filters, and performance 
upgrades - plus 12V Cummins fuel injectors for stock replacement and 
high-power builds. Shop all 12V Cummins fuel system parts.

12V Cummins Engine Internals

Rod bearings, head studs, valve cover gaskets, and rebuild components 
from trusted suppliers. Browse 12V Cummins engine parts.

12V Cummins Intake & Cooling

Cold-air intakes, coolant filters, and intercooler upgrades to lower 
intake temps and protect your cooling system. Browse 12V Cummins 
intakes and cooling.

12V Cummins Transmissions

Rebuild kits, shift kits, and short tailshaft options for the NV4500 
and Getrag transmissions. Browse 12V Cummins transmissions.

12V Cummins Tuning

Tuning options for the 12-valve - from P-pump mechanical modifications 
to electronic tuning accessories. Browse 12V Cummins tuning.

12V Cummins Performance Packages

Bundled upgrade kits for specific horsepower targets - from daily 
driving to competition pulling. Browse 12V Cummins performance packages.

 

12V Cummins FAQs

  • The 12-valve 5.9L Cummins was produced from 1989 through 1998 in Dodge Ram 2500 and 3500 trucks. The 1994-1998 trucks used the P7100 injection pump and are the most sought-after for performance builds.

  • The 12-valve (1989-1998) uses a mechanical injection pump; the 24-valve (1998.5-2002) uses a VP44 electronic pump. The 12-valve is preferred for high-power builds because pump modifications require no tuning software. Have a 1998.5+ truck? Shop our 24V Cummins parts.

  • The P-pump governor spring kit is the cheapest and most impactful first modification. Pair it with matched injectors and a cold-air intake for strong results without opening the engine.

  • The most common issues are worn injection pump delivery valves (hard starts), cracked fuel return lines, worn cam position sensors (1994+), and head gasket failure on high-boost builds. All are well-supported by the aftermarket.

  • A well-maintained 12-valve 5.9L routinely reaches 400,000-500,000 miles. Trucks with 600,000+ miles on the original block are documented. Key factors: regular oil changes, clean fuel, and maintaining the injection pump fuel supply.

Powerhouse Diesel