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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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    Portable Jump Starter w/Air Compressor Rough Country

    Rough Country
    $146.00 - $146.00
    $146.00
    $146.00 - $146.00
    $146.00

    Rough Country's portable battery jumper and air compressor combo kit is a must have accessory for off roading enthusiasts and daily drivers alike. ...

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    $146.00 - $146.00
    $146.00
    $146.00 - $146.00
    $146.00
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    Overland Collapsible Fire Pit w/Carry Bag Rough Country

    Rough Country
    $234.00 - $234.00
    $234.00
    $234.00 - $234.00
    $234.00

    Level up your camping game with Rough Country's Portable Fire Pit. This portable, easy to assemble fire pit stores flat so you can pack it up hassl...

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    $234.00 - $234.00
    $234.00
    $234.00 - $234.00
    $234.00
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    Onboard Air Bag Compressor Kit w/Gauge

    Rough Country
    $482.00 - $482.00
    $482.00
    $482.00 - $482.00
    $482.00

    Air Up and Go with Rough Country. You never know when you're going to need a bit more air in your springs and with Rough Country's Air Bag Compress...

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    $482.00 - $482.00
    $482.00
    $482.00 - $482.00
    $482.00
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    Dodge RAM 2500/3500 4WD 94-02 N3 Front Shocks Pair 3.5 Inch Rough Country

    Rough Country
    $176.00 - $176.00
    $176.00
    $176.00 - $176.00
    $176.00

    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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    $176.00 - $176.00
    $176.00
    $176.00 - $176.00
    $176.00
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    3 Inch Suspension Lift Kit 94-02 RAM 2500 4WD Rough Country

    Rough Country
    $1,314.00 - $1,314.00
    $1,314.00
    $1,314.00 - $1,314.00
    $1,314.00

    Gain additional ride height and aggressive good looks with Rough Country's 94-02 Dodge 2500 3-inch Lift Kit. This all-inclusive kit features everyt...

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    $1,314.00 - $1,314.00
    $1,314.00
    $1,314.00 - $1,314.00
    $1,314.00
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    Dodge Main Bearings For 89-18 Cummns Stock Industrial Injection

    Industrial Injection
    $122.00 - $122.00
    $122.00
    $122.00 - $122.00
    $122.00

    Industrial Injection Model: MS-2328P1989-2018 Cummins Stock Main Bearings (std) Details: Sold as a complete set

    $122.00 - $122.00
    $122.00
    $122.00 - $122.00
    $122.00
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    Fleece Performance 89-18 Dodge 2500 / 3500 Cummins Mechanical Fuel Pump Block Off Plate

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $54.00
    $54.00 - $54.00
    $54.00

    Fleece Performance Model FPE-CUMM-FBOPCummins Mechanical Fuel Pump Block Off Plate. Have you upgraded from your factory mechanical lift pump to an ...

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    $0.00 - $0.00
    $0.00
    $54.00
    $54.00 - $54.00
    $54.00
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    Fleece Performance 89-07 Dodge 5.9L / 07.5-12 6.7L Cummins Crankshaft Barring Tool

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $110.00
    $110.00 - $110.00
    $110.00

    Fleece Performance Model FPE-CCBTTurn over your Cummins with ease with this Cummins Crankshaft Barring Tool. Features: Accepts 1/2 inch drive ra...

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    $0.00 - $0.00
    $0.00
    $110.00
    $110.00 - $110.00
    $110.00
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    Smeding Diesel 630 Stainless Steel Exhaust Manifold Studs

    Smeding
    $272.00 - $272.00
    $272.00
    $272.00 - $272.00
    $272.00

    1994-2018 5.9/6.7 630 Stainless Steel Stud with washers and nuts for Cummins Exhaust Manifold to Head Hot re-torque is recommended after initial ...

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    $272.00 - $272.00
    $272.00
    $272.00 - $272.00
    $272.00
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    Pusher 5-Ply 90 Degree Silicone Coupler

    Pusher Intakes
    $72.00 - $72.00
    $72.00
    $72.00 - $72.00
    $72.00

    Pusher Model PS90 Our silicone couplers are designed and tested to withstand compound-turbo system levels of boost, making them the perfect long-te...

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    $72.00 - $72.00
    $72.00
    $72.00 - $72.00
    $72.00
    Select Options
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    Fleece Performance 94-02 Dodge Ram 2500/3500 Cummins Transmission Cooler & Line Kit

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $1,254.00
    $1,254.00 - $1,254.00
    $1,254.00

    Fleece Performance Model FPE-TC-CUMM-9402Fleece Performance 94-02 Dodge Ram 2500/3500 Cummins Transmission Cooler & Line Kit All new for the 19...

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    $0.00 - $0.00
    $0.00
    $1,254.00
    $1,254.00 - $1,254.00
    $1,254.00
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    Fleece Performance HE400VG/HE451VE Turbocharger for Cummins ISX - 67mm

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $6,568.00
    $6,568.00 - $6,568.00
    $6,568.00

    Fleece Performance Model FPE-HE4-67From the turbo experts at Fleece Performance comes our all-new HE400VG/HE451VE replacement turbocharger - provid...

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    $0.00 - $0.00
    $0.00
    $6,568.00
    $6,568.00 - $6,568.00
    $6,568.00
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    Dodge Performance Fuel Plate Kit 94-98 5.9L Cummins Number 5 Industrial Injection

    Industrial Injection
    $215.00
    $215.00 - $215.00
    $215.00
    $209.00
    $209.00 - $209.00
    $209.00

    Industrial Injection Model: 23G402Increase power and torque in your 1994-1998 5.9L Cummins 12 valve by simply replacing the stock fuel plate with o...

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    $215.00
    $215.00 - $215.00
    $215.00
    $209.00
    $209.00 - $209.00
    $209.00
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    Dodge Big Iron Extended Oil Pan Bolt Kit For 89-02 Cummins Industrial Injection

    Industrial Injection
    $85.00
    $85.00 - $85.00
    $85.00
    $83.00
    $83.00 - $83.00
    $83.00

    Industrial Injection Model: BI591224VOPB The Big Iron 89-02 Cummins Extended Oil Pan Bolt Kit is designed to be used with our aftermarket Big Iron ...

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    $85.00
    $85.00 - $85.00
    $85.00
    $83.00
    $83.00 - $83.00
    $83.00
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    Yukon Gear 97-02 Dodge Ram 2500/3500 4x4 Power Steering Gear Box

    Yukon Gear & Axle
    $663.00 - $663.00
    $663.00
    $663.00 - $663.00
    $663.00

    Yukon Gear & Axle Model ZSG7585Yukon Gear 97-02 Dodge Ram 2500/3500 4x4 Power Steering Gear Box

    $663.00 - $663.00
    $663.00
    $663.00 - $663.00
    $663.00
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    Dodge AFC Spring Kit For 94-98 5.9L Cummins Industrial Injection

    Industrial Injection
    $54.00
    $54.00 - $54.00
    $54.00
    $53.00
    $53.00 - $53.00
    $53.00

    Industrial Injection Model: 232708The 1994-1998 Cummins 12 Valve AFC Spring Kit was designed with a stiffer spring to allow for a slower more contr...

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    $54.00
    $54.00 - $54.00
    $54.00
    $53.00
    $53.00 - $53.00
    $53.00
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    Dodge Marine Big Bowl Pistons For 89-98 Cummins 12 Valve Stock .020 Over Industrial Injection

    Industrial Injection
    $1,656.00
    $1,656.00 - $1,656.00
    $1,656.00
    $1,606.00
    $1,606.00 - $1,606.00
    $1,606.00

    Industrial Injection Model: PDM-03523.020Industrial Injection Cummins 12 Valve Marine Big Bowl .020 inch Oversized Pistons W /Rings, Wristpins and ...

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    $1,656.00
    $1,656.00 - $1,656.00
    $1,656.00
    $1,606.00
    $1,606.00 - $1,606.00
    $1,606.00
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    Dodge K27 Exhaust Elbow For 94-02 5.9L Cummins Industrial Injection

    Industrial Injection
    $393.00
    $393.00 - $393.00
    $393.00
    $381.00
    $381.00 - $381.00
    $381.00

    Industrial Injection Model: 229708The Industrial Injection K27 Exhaust Outlet Elbow is a stock replacement elbow for your 1992-2002 Cummins trucks ...

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    $393.00
    $393.00 - $393.00
    $393.00
    $381.00
    $381.00 - $381.00
    $381.00
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    ARP Dodge Cummins 5.97L 12V/24V Balancer Bolt Kit

    ARP
    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00

    ARP Model 147-2502ARP Dodge Cummins 5.97L 12V/24V Balancer Bolt Kit

    $65.00 - $65.00
    $65.00
    $65.00 - $65.00
    $65.00
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    South Bend Clutch 05.5-13 Dodge 5.9/6.7L G56 Street Dual Disc Clutch Kit -NO HYDRAULICS

    South Bend Clutch
    $2,045.00
    $2,045.00 - $2,045.00
    $2,045.00
    $2,033.00
    $2,033.00 - $2,033.00
    $2,033.00

    South Bend Clutch Model SDD3250-GSouth Bend Clutch Half Organic Half Ceramic Street Dual Disc Clutch Kit. 30k+ Tow Capacity Hydraulics are REQUIRE...

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    $2,045.00
    $2,045.00 - $2,045.00
    $2,045.00
    $2,033.00
    $2,033.00 - $2,033.00
    $2,033.00
    Save 1% Save %
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    Mishimoto 94-02 Dodge Ram 5.9L Cummins Transmission Cooler

    Mishimoto
    $563.00
    $563.00 - $563.00
    $563.00
    $511.00
    $511.00 - $511.00
    $511.00

    There's no greater enemy for a transmission than heat. Whether your 1994-2002 Dodge Ram 5.9L Cummins is a dedicated tow vehicle, hardworking fleet ...

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    $563.00
    $563.00 - $563.00
    $563.00
    $511.00
    $511.00 - $511.00
    $511.00
    Save 9% Save %
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    Bilstein B1 Reservoir Clamps - Black Anodized

    Bilstein
    $62.00 - $62.00
    $62.00
    $62.00 - $62.00
    $62.00

    Chevrolet Avalanche 2013-2007, Avalanche 1500 2006-2002, Avalanche 2500 2006-2002, Silverado 1500 2018-1999, Silverado 1500 Classic 2007, Silverado...

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    $62.00 - $62.00
    $62.00
    $62.00 - $62.00
    $62.00
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    Air Lift Load Controller Single Heavy Duty Compressor

    Air Lift
    $596.00 - $596.00
    $596.00
    $596.00 - $596.00
    $596.00

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

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    $596.00 - $596.00
    $596.00
    $596.00 - $596.00
    $596.00
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    BD Diesel Steering Box Stabilzer Bar -1994-2002 2500 3500 4WD Dodge Cummins

    BD Diesel
    $360.00 - $360.00
    $360.00
    $371.00
    $371.00 - $371.00
    $371.00

    BD's Steering Box Stabilizer (SBS) eliminates steering wander and wobble caused by excessive shaft play in the steering box of late-model Dodge tru...

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    $360.00 - $360.00
    $360.00
    $371.00
    $371.00 - $371.00
    $371.00

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