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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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    Overland Collapsible Fire Pit Carry Bag Rough Country

    Rough Country
    $29.95 - $29.95
    $29.95
    $29.95 - $29.95
    $29.95

    Portability and readiness are two major components of ensuring that you are prepared for your camping adventures. We've designed a carry bag for yo...

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    $29.95 - $29.95
    $29.95
    $29.95 - $29.95
    $29.95
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    Dodge RAM 3500 4WD 94-02 N3 Front Shocks Pair 2-3 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
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    Dodge RAM 3500 4WD 94-02 N3 Rear Shocks Pair 5-8 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

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    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
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    M1 Monotube Front Shocks 1.5-3.5 Inch Dodge 2500/Ram 3500 (94-02) Rough Country

    Rough Country
    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged M1 Monotube Shock Absorber leads the way, delivering...

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    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95
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    Dodge RAM 2500 4WD 94-02 V2 Front Monotube Shocks Pair 6 Inch Rough Country

    Rough Country
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged V2 Monotube Shock Absorber leads the way, delivering...

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    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95
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    Dodge RAM 2500 V2 Rear Shocks Pair 4-4.5 Inch For 94-02 Dodge RAM 2500 Rough Country

    Rough Country
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged V2 Monotube Shock Absorber leads the way, delivering...

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    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95
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    94-02 Dodge Ram 2500 4WD V2 Front Monotube Shocks Pair 6.5-8 Inch Rough Country

    Rough Country
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged V2 Monotube Shock Absorber leads the way, delivering...

    View full details
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95
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    Dodge RAM 2500 4WD 94-02 N3 Front Shocks Pair 6 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
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    Dodge RAM 2500 94-02 N3 Rear Shocks Pair 0-2.5 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
  • responsive-image responsive-image

    Dodge RAM 2500 94-02 N3 Rear Shocks Pair 4-4.5 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
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    Dodge RAM 2500 4WD 94-02 N3 Front Shocks Pair 0 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
  • responsive-image responsive-image

    Dodge RAM 2500 4WD 94-02 N3 Front Shocks Pair 6.5-8 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
  • responsive-image responsive-image

    Dodge RAM 2500 4WD 94-02 N3 Front Shocks Pair 4-5.5 Inch Rough Country

    Rough Country
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Improve your on and off-road ride quality with Rough Country's premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged s...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
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    RAM 2500 V2 Front Shocks Pair 1.5-3 Inch For 94-02 RAM 2500 4WD Rough Country

    Rough Country
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged V2 Monotube Shock Absorber leads the way, delivering...

    View full details
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95
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    Dodge RAM 2500 94-02 V2 Rear Shocks Pair 3-3.5 Inch Rough Country

    Rough Country
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged V2 Monotube Shock Absorber leads the way, delivering...

    View full details
    $259.95 - $259.95
    $259.95
    $259.95 - $259.95
    $259.95
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    5 Inch Suspension Lift Kit 94-99 RAM 2500 4WD Rough Country

    Rough Country
    $1,129.95 - $1,129.95
    $1,129.95
    $1,129.95 - $1,129.95
    $1,129.95

    Featuring a brand-new control arm solution, Rough Country's Dodge 2500 Control Arm Drop Bracket System improves driveline geometry. By utilizing a ...

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    $1,129.95 - $1,129.95
    $1,129.95
    $1,129.95 - $1,129.95
    $1,129.95
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    Fleece Performance 94-02 Dodge 2500/3500 5.9L Cummins Turbocharger Drain Tube Kit

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $99.99
    $99.99 - $99.99
    $99.99

    Fleece Performance Model FPE-CTDT-HX35-KITEliminate the installation headaches associated with a non-flexible OE drain line with our silicone hose ...

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    $0.00 - $0.00
    $0.00
    $99.99
    $99.99 - $99.99
    $99.99
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    Dodge Main Bearings For 89-18 Cummns HX Series Race Industrial Injection

    Industrial Injection
    $190.12 - $190.12
    $190.12
    $190.12 - $190.12
    $190.12

    Industrial Injection Model: MS-2328HX1989-2018 Cummins HX Series Race Main ( Std + .001) These H and HX Clevite bearings were developed primarily f...

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    $190.12 - $190.12
    $190.12
    $190.12 - $190.12
    $190.12
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    Dodge Main Bearings For 89-18 Cummns H Series Race Industrial Injection

    Industrial Injection
    $166.12 - $166.12
    $166.12
    $166.12 - $166.12
    $166.12

    Industrial Injection Model: MS-2328HH Series Race Main ( Std .025) 1989-2018 CumminsThese H and HX Clevite bearings were developed primarily for us...

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    $166.12 - $166.12
    $166.12
    $166.12 - $166.12
    $166.12
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    Fleece Performance 95-20 Dodge 2500/3500 Cummins 6in Multiuse Sensor Pigtail 4

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99

    Fleece Performance Model FPE-HAR-MU-PT-4Replacement connector with 6 inch pigtail for use on the Cummins engine and other vehicle applications. Pro...

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    $0.00 - $0.00
    $0.00
    $29.99
    $29.99 - $29.99
    $29.99
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    Edge Products 30203 EZ Module

    Edge
    $562.95 - $562.95
    $562.95
    $562.95 - $562.95
    $562.95

    Edge Model 30203EDGE PRODUCTS 30203 EZ MODULE

    $562.95 - $562.95
    $562.95
    $562.95 - $562.95
    $562.95
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    Edge Products 31503-3 Juice With Attitude CTS2 Monitor

    Edge
    $1,349.95 - $1,349.95
    $1,349.95
    $1,349.95 - $1,349.95
    $1,349.95

    Edge Model 31503-3The Edge Products 31503 Juice with Attitude CTS2 Monitor provides your 2004.5-2005 Dodge 5.9L Cummins with a sleek new look and s...

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    $1,349.95 - $1,349.95
    $1,349.95
    $1,349.95 - $1,349.95
    $1,349.95
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    Edge Products 36040 EVOHT2

    Edge
    $482.95 - $482.95
    $482.95
    $482.95 - $482.95
    $482.95

    Edge Model 36040The Edge Products 36040 EvoHT2 for your 2003-2012 Dodge 5.9L/6.7L Cummins combines a variety of premium features all in one easy-t...

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    $482.95 - $482.95
    $482.95
    $482.95 - $482.95
    $482.95
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    Edge Products 31504-3 Juice With Attitude CTS2 Monitor

    Edge
    $1,349.95 - $1,349.95
    $1,349.95
    $1,349.95 - $1,349.95
    $1,349.95

    Edge Model 31504-3The Edge Products 31504 Juice with Attitude CTS2 Monitor provides your 2006-2007 Dodge 5.9L Cummins with a sleek new look and sta...

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    $1,349.95 - $1,349.95
    $1,349.95
    $1,349.95 - $1,349.95
    $1,349.95

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