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12V 5.9 Cummins (1989 to 1997) Parts

Parts for the 12V 5.9 Cummins (1989 to 1998).

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  • Steed Speed T4 12V Angled Turbo Flange

    Steed speed
    Original price $750.00 - Original price $750.00
    Original price
    $750.00
    $750.00 - $750.00
    Current price $750.00

    A Steed Speed T4 exhaust manifold with an angled turbo flange for the 12 valve Cummins. Gaskets and turbo mounting hardware included. Part number:...

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    Original price $750.00 - Original price $750.00
    Original price
    $750.00
    $750.00 - $750.00
    Current price $750.00
  • S&B Precision II Cleaning and Oiling Kit 88-0008

    S&B
    Original price $30.00 - Original price $30.00
    Original price
    $30.00
    $30.00 - $30.00
    Current price $30.00

    S&B Precision II Cleaning and Oiling Kit 88-0008. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, TN....

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    Original price $30.00 - Original price $30.00
    Original price
    $30.00
    $30.00 - $30.00
    Current price $30.00
  • Pusher Intake System for 1991.5-1993 Dodge Cummins 12V

    Pusher Intakes
    Original price $369.99 - Original price $369.99
    Original price
    $369.99
    $369.99 - $369.99
    Current price $369.99

    Pusher Intakes Model PDC9193KT This product is not emissions compliant. Off-road use only. Pusher intake system for Cummins 5.9L turbo diesel engin...

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    Original price $369.99 - Original price $369.99
    Original price
    $369.99
    $369.99 - $369.99
    Current price $369.99
  • XDP Vehicle Speed (VSS) Sensor 90-92 Dodge D/W 150/250/350 Cummins 5.9 Liter XD1050

    XDP
    Original price $31.95 - Original price $31.95
    Original price
    $31.95
    $31.95 - $31.95
    Current price $31.95

    XDP Model XD1050Replace the faulty speed sensor in your Dodge D/W 150, 250, or 350 with the XDP XD1050 Vehicle Speed (VSS) Sensor. The VSS tracks v...

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    Original price $31.95 - Original price $31.95
    Original price
    $31.95
    $31.95 - $31.95
    Current price $31.95
  • Pro Form Fab 94-02 Dodge Ram 2500-3500 4x4 Leveling Lift Kit

    Pro Form Fab
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $100.00
    $100.00 - $100.00
    Current price $100.00

    1994-2002 Dodge 2500/3500 This Leveling Kit will lift Front of your vehicle 1-3 inches without affecting your alignment or ride quality. Due to the...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $100.00
    $100.00 - $100.00
    Current price $100.00
  • Dodge VE Fuel Pin and Spring For 89-93 5.9L Cummins Industrial Injection

    Industrial Injection
    Original price $121.95
    Original price $121.95 - Original price $121.95
    Original price $121.95
    Current price $118.29
    $118.29 - $118.29
    Current price $118.29

    Dodge VE Fuel Pin and Spring For 1989 to 1993 5.9L Cummins Industrial Injection. Sold and shipped by Powerhouse Diesel, a diesel repair and perform...

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    Original price $121.95
    Original price $121.95 - Original price $121.95
    Original price $121.95
    Current price $118.29
    $118.29 - $118.29
    Current price $118.29
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  • Schaeffer's 9000 SynShield OTR Plus Full Synthetic 5W-40

    Schaeffer's
    Original price $191.28 - Original price $360.54
    Original price
    $191.28
    $191.28 - $360.54
    Current price $191.28

    9000 SynShield® OTR Plus 5W-40 Diesel Engine Oil is a premium advanced performance, fully synthetic, heavy-duty diesel engine oil formulated to pro...

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    Original price $191.28 - Original price $360.54
    Original price
    $191.28
    $191.28 - $360.54
    Current price $191.28
  • Smeding Diesel S366/73/14CM 94-02 2nd Gen Drop In Turbo

    Smeding
    Original price $1,215.00 - Original price $1,335.00
    Original price
    $1,215.00
    $1,215.00 - $1,335.00
    Current price $1,215.00

    Smeding Diesel 66mm drop in replacement for the 94 to 02 Cummins. The 66 it was designed to handle heavy fueling upgrades and comes equipped with a...

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    Original price $1,215.00 - Original price $1,335.00
    Original price
    $1,215.00
    $1,215.00 - $1,335.00
    Current price $1,215.00
  • XDP Engine Oil Pan Bolt Kit Black-Phosphate 1989-2023 Dodge Ram 5.9L/6.7L Diesel

    XDP
    Original price $39.95 - Original price $39.95
    Original price
    $39.95
    $39.95 - $39.95
    Current price $39.95

    XDP Model XD621The Engine Oil Pan Bolt Kit (Black-Phosphate) XD621 will replace the corroded oil pan bolts on your Dodge RAM 5.9L/6.7L Diesel. This...

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    Original price $39.95 - Original price $39.95
    Original price
    $39.95
    $39.95 - $39.95
    Current price $39.95
  • Smeding Diesel S467 T4 Turbocharger

    Smeding
    Original price $1,150.00 - Original price $1,780.00
    Original price
    $1,150.00
    $1,150.00 - $1,780.00
    Current price $1,150.00

    A hand built Smeding Diesel S467 turbo with a T4 flange for big single and compound setups. Call us to match the housings and fitment to your truck...

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    Original price $1,150.00 - Original price $1,780.00
    Original price
    $1,150.00
    $1,150.00 - $1,780.00
    Current price $1,150.00
  • Dodge Performance Fuel Plate Kit 94-98 5.9L Cummins Number 10 Industrial Injection

    Industrial Injection
    Original price $146.95
    Original price $146.95 - Original price $146.95
    Original price $146.95
    Current price $142.54
    $142.54 - $142.54
    Current price $142.54

    Industrial Injection Model: 23G405Increase 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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    Original price $146.95
    Original price $146.95 - Original price $146.95
    Original price $146.95
    Current price $142.54
    $142.54 - $142.54
    Current price $142.54
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  • Schaeffer's 9012 SynShield OTR Plus Full Synthetic 10W-30

    Schaeffer's
    Original price $297.10 - Original price $360.54
    Original price
    $297.10
    $297.10 - $360.54
    Current price $297.10

    SynShield® OTR Plus 10W-30 Diesel Engine Oil is a premium advanced performance, fully synthetic, heavy-duty diesel engine oil formulated to provide...

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    Original price $297.10 - Original price $360.54
    Original price
    $297.10
    $297.10 - $360.54
    Current price $297.10
  • Smeding Diesel S464 T4 Turbocharger

    Smeding
    Original price $975.00 - Original price $1,510.00
    Original price
    $975.00
    $975.00 - $1,510.00
    Current price $975.00

    A hand built Smeding Diesel S464 turbo with a T4 flange for big single and compound setups. Call us to match the housings and fitment to your truck...

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    Original price $975.00 - Original price $1,510.00
    Original price
    $975.00
    $975.00 - $1,510.00
    Current price $975.00
  • XDP Flex Plate Bolt Kit 1989-2018 Dodge Ram with 5.9L/6.7L Cummins Engines

    XDP
    Original price $45.95 - Original price $45.95
    Original price
    $45.95
    $45.95 - $45.95
    Current price $45.95

    XDP Model XD654Don't reuse critical fasteners when you're upgrading or installing the flex plate in your Dodge Ram truck. The XDP Flex Plate Bolt K...

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    Original price $45.95 - Original price $45.95
    Original price
    $45.95
    $45.95 - $45.95
    Current price $45.95
  • Wehrli 5.9L Cummins IAT Sensor Aluminum Weld Bung

    Wehrli
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $32.01
    $32.01 - $32.01
    Current price $32.01

    Wehrli 5.9L Cummins IAT Sensor Aluminum Weld Bung. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, TN. P...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $32.01
    $32.01 - $32.01
    Current price $32.01
  • Schaeffer's 0137ULSW Diesel Treat 2000™ Winter Fuel Additive/Anti gel

    Schaeffer's
    Original price $16.36 - Original price $392.64
    Original price
    $16.36
    $16.36 - $392.64
    Current price $16.36

    0137ULSW Diesel Treat 2000™ Ultra Low Sulfur Winter fuel additive is specially formulated to provide ultra low sulfur diesel fuel maximum cold te...

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    Original price $16.36 - Original price $392.64
    Original price
    $16.36
    $16.36 - $392.64
    Current price $16.36
  • Edge 98611 Expandable EGT Probe for CS, CTS, CS2 and CTS2/3

    Edge
    Original price $188.95 - Original price $188.95
    Original price
    $188.95
    $188.95 - $188.95
    Current price $188.95

    Edge 98611 Expandable EGT Probe for CS, CTS, CS2 and CTS2/3. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxvil...

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    Original price $188.95 - Original price $188.95
    Original price
    $188.95
    $188.95 - $188.95
    Current price $188.95
  • Pusher 3.5 Inch Mega Twin Intake | 1994 to 1998 Dodge 12 Valve Cummins

    Pusher Intakes
    Original price $719.99 - Original price $719.99
    Original price
    $719.99
    $719.99 - $719.99
    Current price $719.99

    Pusher Intakes Model PDC9498MT Get the most air to your 12v head! The Pusher 3.5" Mega Twin Intake System is the only setup on the market that del...

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    Original price $719.99 - Original price $719.99
    Original price
    $719.99
    $719.99 - $719.99
    Current price $719.99
  • Smeding Diesel S467 T4 90 Degree Cover Turbocharger

    Smeding
    Original price $1,150.00 - Original price $1,780.00
    Original price
    $1,150.00
    $1,150.00 - $1,780.00
    Current price $1,150.00

    A hand built Smeding Diesel S467 T4 turbo with Smeding's 90 degree 3rd gen style race cover in place of the standard V band cover. Call us to match...

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    Original price $1,150.00 - Original price $1,780.00
    Original price
    $1,150.00
    $1,150.00 - $1,780.00
    Current price $1,150.00
  • DDP Dodge 94-02 Boost Elbow

    DDP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $30.40
    $30.40 - $30.40
    Current price $30.40

    DDP Model DDPELBOWDodge 94-02 Boost elbow is highly recommended for all trucks with a stock turbo looking for more boost, especially those with fue...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $30.40
    $30.40 - $30.40
    Current price $30.40
  • Pro Form Fab 1994-2002 Second Gen Dodge 2500/3500 Rear Integrated Bump Stop Lift Blocks

    Pro Form Fab
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $139.95
    $139.95 - $249.95
    Current price $139.95

    994-2002 Second Gen Dodge 2500/3500 Product Description: We are proud to bring you our Heavy Duty fabricated rear lift blocks. These CNC cut, j...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $139.95
    $139.95 - $249.95
    Current price $139.95
  • Pusher New Factory Cummins Heater Grid for 5.9L Engines

    Pusher Intakes
    Original price $219.99 - Original price $219.99
    Original price
    $219.99
    $219.99 - $219.99
    Current price $219.99

    Pusher New Factory Cummins Heater Grid for 5.9L Engines. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, ...

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    Original price $219.99 - Original price $219.99
    Original price
    $219.99
    $219.99 - $219.99
    Current price $219.99
  • Exergy 2200 Bar Pressure Relief Valve | 6.7 Cummins, LLY, LBZ, LMM Duramax

    Exergy
    Original price $280.00 - Original price $280.00
    Original price
    $280.00
    $280.00 - $280.00
    Current price $280.00

    An Exergy 2200 bar (32,000 psi) pressure relief valve for the 6.7 Cummins and the LLY, LBZ and LMM Duramax.Questions on fitment? Call our shop at 8...

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    Original price $280.00 - Original price $280.00
    Original price
    $280.00
    $280.00 - $280.00
    Current price $280.00
  • Pusher Low Mount Compound Turbo System for 1994-1998 Dodge Cummins 12v Trucks

    Pusher Intakes
    Original price $2,899.99 - Original price $2,899.99
    Original price
    $2,899.99
    $2,899.99 - $2,899.99
    Current price $2,899.99

    Compound turbos for the 12 valve Cummins, built for anything from a stock daily driver to a 1000 HP race truck. Pusher tested this low mount system...

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    Original price $2,899.99 - Original price $2,899.99
    Original price
    $2,899.99
    $2,899.99 - $2,899.99
    Current price $2,899.99

The 12 valve 5.9L Cummins ran from 1989 to 1998 and is known for its mechanical injection pump, which makes it simple to work on and a favorite for big power builds.

Shop 12V 5.9 Cummins Parts by Category

Not sure what fits? Send us your VIN or call 865.640.2097 and we will match the right part.

12V Cummins FAQ

What makes the 12V Cummins popular for modifications?

Its fully mechanical P7100 injection pump, which is simple to modify without any electronics.

What is a fuel plate or governor spring kit?

Common upgrades to the mechanical pump that increase fuel delivery for more power.

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.