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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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    Eaton Dana 60 Front/Rear Master Install Kit

    Eaton
    $263.47
    $263.47 - $263.47
    $263.47
    $225.99
    $225.99 - $225.99
    $225.99

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

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    $263.47
    $263.47 - $263.47
    $263.47
    $225.99
    $225.99 - $225.99
    $225.99
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    Eaton Dana 44 Front/Rear Master Install Kit

    Eaton
    $211.97
    $211.97 - $211.97
    $211.97
    $181.99
    $181.99 - $181.99
    $181.99

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

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    $211.97
    $211.97 - $211.97
    $211.97
    $181.99
    $181.99 - $181.99
    $181.99
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    Eaton Chrysler 8.25/8.375in Rear Master Install Kit

    Eaton
    $179.63
    $179.63 - $179.63
    $179.63
    $153.99
    $153.99 - $153.99
    $153.99

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

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    $179.63
    $179.63 - $179.63
    $179.63
    $153.99
    $153.99 - $153.99
    $153.99
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    Eaton Chrysler 9.25in Rear Master Install Kit

    Eaton
    $191.61
    $191.61 - $191.61
    $191.61
    $163.99
    $163.99 - $163.99
    $163.99

    Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differ...

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    $191.61
    $191.61 - $191.61
    $191.61
    $163.99
    $163.99 - $163.99
    $163.99
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    Bilstein 5100 Series 2012 Ram 3500 ST 4WD Rear 46mm Monotube Shock Absorber

    Bilstein
    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00

    Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube...

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    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00
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    Bilstein 5100 Series 2011 Ram 3500 SXT 4WD Front 46mm Monotube Shock Absorber

    Bilstein
    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00

    Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. These shock absorbers feature a monotube...

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    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00
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    Bilstein 5100 Series 1999 GMC Sierra 2500 SLT Rear 46mm Monotube Shock Absorber

    Bilstein
    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00

    Chevrolet Silverado 1500 2006-1999, Silverado 1500 Classic 2007, Silverado 1500 HD 2003-2001, Silverado 1500 HD 2006-2005, Silverado 2500 2004-1999...

    View full details
    $164.00
    $164.00 - $164.00
    $164.00
    $118.00
    $118.00 - $118.00
    $118.00
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    Bilstein 4600 Series 1994 Dodge Ram 2500 Base Front 46mm Monotube Shock Absorber

    Bilstein
    $133.00
    $133.00 - $133.00
    $133.00
    $89.00
    $89.00 - $89.00
    $89.00

    Bilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUV’s. These sh...

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    $133.00
    $133.00 - $133.00
    $133.00
    $89.00
    $89.00 - $89.00
    $89.00
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    Bilstein 4600 Series 1994 Dodge Ram 2500 Base 4WD Rear 46mm Monotube Shock Absorber

    Bilstein
    $133.00
    $133.00 - $133.00
    $133.00
    $89.00
    $89.00 - $89.00
    $89.00

    Bilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUV’s. These sh...

    View full details
    $133.00
    $133.00 - $133.00
    $133.00
    $89.00
    $89.00 - $89.00
    $89.00
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    BD Diesel Track Bar Kit - Dodge 1994-2002 2500/3500 4wd

    BD Diesel
    $580.01 - $580.01
    $580.01
    $622.95
    $622.95 - $622.95
    $622.95

    Double coated Adjustable Track Bar is built from rigid 1-3/8 Drawn Over Mandrel seamless heavy wall 0.313 tubing with formed and precision welded c...

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    $580.01 - $580.01
    $580.01
    $622.95
    $622.95 - $622.95
    $622.95
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    BD Diesel Differential Cover - 81-93 Dodge Dana 70

    BD Diesel
    $397.65 - $397.65
    $397.65
    $409.95
    $409.95 - $409.95
    $409.95

    BD's design deflects the oil back onto the ring gear and into the pinion gear for cooler longer life. Other differential covers are large and bulky...

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    $397.65 - $397.65
    $397.65
    $409.95
    $409.95 - $409.95
    $409.95
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    Air Lift Wireless Air Control System V2

    Air Lift
    $778.99
    $778.99 - $778.99
    $778.99
    $701.09
    $701.09 - $701.09
    $701.09

    Offering easy and convenient air pressure adjustment for any brand of aftermarket air spring, the WirelessAir on-board air compressor system from A...

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    $778.99
    $778.99 - $778.99
    $778.99
    $701.09
    $701.09 - $701.09
    $701.09
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    Air Lift Wireless Air Control System V2 w/EZ Mount

    Air Lift
    $936.99
    $936.99 - $936.99
    $936.99
    $843.29
    $843.29 - $843.29
    $843.29

    Offering easy and convenient air pressure adjustment for any brand of aftermarket air spring, the WirelessAir on-board air compressor system from A...

    View full details
    $936.99
    $936.99 - $936.99
    $936.99
    $843.29
    $843.29 - $843.29
    $843.29
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    Air Lift Replacement Air Springs - Loadlifter 5000 Ultimate Plus Bellows Type w/ Int Jounce Bumper

    Air Lift
    $225.99 - $225.99
    $225.99
    $225.99 - $225.99
    $225.99

    LoadLifter 5000 ULTIMATE replacement air spring. This replacement air spring is designed to replace air spring when it is heavily damaged. It is ma...

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    $225.99 - $225.99
    $225.99
    $225.99 - $225.99
    $225.99
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    Air Lift Replacement Air Spring - Loadlifter 5000 Ultimate Bellows Type w/ internal Jounce Bumper

    Air Lift
    $225.99 - $225.99
    $225.99
    $225.99 - $225.99
    $225.99

    LoadLifter 5000 ULTIMATE replacement air spring. This replacement air spring is designed to replace air spring when it is heavily damaged. It is ma...

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    $225.99 - $225.99
    $225.99
    $225.99 - $225.99
    $225.99
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    Air Lift Replacement Air Spring - Bellows Type

    Air Lift
    $173.99 - $173.99
    $173.99
    $173.99 - $173.99
    $173.99

    This Air Lift replacement bellows is an exact replacement for your original Air Lift air spring. It is made with sturdy rubber construction and syn...

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    $173.99 - $173.99
    $173.99
    $173.99 - $173.99
    $173.99
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    Air Lift Loadlifter 5000 Ultimate Rear Air Spring Kit for 73-86 Chevrolet C10 Pick Up

    Air Lift
    $621.99
    $621.99 - $621.99
    $621.99
    $559.79
    $559.79 - $559.79
    $559.79

    LoadLifter 5000 ULTIMATE adjustable air spring kits feature all of the benefits of our heaviest rated air spring with the addition of an internal j...

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    $621.99
    $621.99 - $621.99
    $621.99
    $559.79
    $559.79 - $559.79
    $559.79
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    Air Lift Loadlifter 5000 Air Spring Kit

    Air Lift
    $483.99
    $483.99 - $483.99
    $483.99
    $435.59
    $435.59 - $435.59
    $435.59

    Offering up to 5,000 pounds of load-leveling capacity, the LoadLifter 5000 kit from Air Lift will make towing and hauling with your early model For...

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    $483.99
    $483.99 - $483.99
    $483.99
    $435.59
    $435.59 - $435.59
    $435.59
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    Air Lift Load Controller Dual Heavy Duty Compressor

    Air Lift
    $619.99
    $619.99 - $619.99
    $619.99
    $557.99
    $557.99 - $557.99
    $557.99

    Offering quick and convenient air pressure adjustment, LoadController (Compact, Dual Path, Heavy Duty) will have your vehicle back on the level in ...

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    $619.99
    $619.99 - $619.99
    $619.99
    $557.99
    $557.99 - $557.99
    $557.99
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    afe Rear Differential Cover (Raw; Street Series); Dodge Diesel Trucks 94-02 L6-5.9L (td)

    aFe
    $314.00 - $314.00
    $314.00
    $314.00 - $314.00
    $314.00

    aFe Powers new rear differential cover brings performance engineering to the protection of your axles differential. This differential cover is con...

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    $314.00 - $314.00
    $314.00
    $314.00 - $314.00
    $314.00
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    AFE Rear Differential Cover (Black Machined; Pro Series); Dodge/RAM 94-14 Corporate 9.25 (12-Bolt)

    aFe
    $370.00 - $370.00
    $370.00
    $370.00 - $370.00
    $370.00

    aFe Powers new front-end differential cover brings performance engineering to the protection of your trucks front-end. This differential cover has ...

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    $370.00 - $370.00
    $370.00
    $370.00 - $370.00
    $370.00
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    aFe Power Cover Trans Pan Machined Trans Pan 2006 Dodge RAM 5.9L Cummins

    aFe
    $354.00 - $354.00
    $354.00
    $354.00 - $354.00
    $354.00

    aFe POWER Street Series deep transmission pan brings performance engineering to the protection of your trucks transmission. This transmission pan h...

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    $354.00 - $354.00
    $354.00
    $354.00 - $354.00
    $354.00
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    aFe Power Cover Trans Pan Machined COV Trans Pan Dodge Diesel Trucks 94-07 L6-5.9L (td) Machined

    aFe
    $382.00 - $382.00
    $382.00
    $382.00 - $382.00
    $382.00

    aFe POWER Pro Series deep transmission pan brings performance engineering to the protection of your trucks transmission. This transmission pan has ...

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    $382.00 - $382.00
    $382.00
    $382.00 - $382.00
    $382.00
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    aFe Power Cover Diff Rear Machined COV Diff R Dodge Diesel Trucks 94-02 L6-5.9L (td) Machined

    aFe
    $370.00 - $370.00
    $370.00
    $370.00 - $370.00
    $370.00

    aFe Powers new rear differential cover brings performance engineering to the protection of your axles differential. This differential cover is con...

    View full details
    $370.00 - $370.00
    $370.00
    $370.00 - $370.00
    $370.00

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