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Featured

  • Performance module for 3.8L Cummins QSF Tier IV engines
    Performance Module for 3.8L Cummins QSF Tier IV Engines - QSF3804
  • performance tuning module for Liebherr 12.0 L Tier 4 diesel engine
    Performance Module for 12.0L Liebherr Tier IV engines - LBR1204
  • Image of PSI Power’s Truck Edition 60270 Performance Module for 2025 RAM 6.7L Cummins engines, showing the compact plug-and-play module with wiring harness and adjustable power settings designed to increase horsepower, torque, and fuel efficiency.
    Performance Module for 2025-2026 RAM Cummins 6.7L Engines - 60270
  • PSI Power performance module for 2020–2025 Ford Super Duty trucks with the 6.7L Standard Output and High Output Powerstroke engines, showing a rugged control unit, labeled connectors, and a plug-and-play wiring harness.
    Fuel Saver Bundle 2020-2025 6.7L Powerstroke
  • PSI Power performance module for 2023–2025 Chevy Silverado, GMC Sierra, and GM SUVs equipped with the 3.0L LZ0 Duramax engine, shown with a compact control unit, labeled connectors, and plug-and-play wiring harness.
    Fuel Saver Bundle 2023-2025 3.0L LZO Duramax

Most Popular

  • Performance Module for 2020–2026 6.7L Standard and High Output Powerstroke Engines – 62400 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2020-2026 6.7L Standard & High Output Powerstroke Engines - 62400
  • Performance Module for 2023–2026 3.0L LZO Duramax Engines – 61900 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2023-2026 GM 3.0L LZO Duramax Engines - 61900
  • Performance Module for 2.9L, 4.5L, 6.8L, 8.1L, and 9.0L John Deere Tier II, III, and IV Engines (model JDCR2000) featuring a durable black housing with labeled connectors and plug-in wiring harness, designed to enhance engine power, torque, and overall performance across multiple engine sizes.
    Performance Module for 2.9L, 4.5L, 6.8L, 8.1L, & 9.0L John Deere Tier II, Tier III, & Tier IV Common Rail Engines - JDCR2000
  • Performance Module for 2024–2026 6.6L L5P Duramax Engines – 61720 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2024-2026 GM 6.6L L5P Duramax Engines - 61720
  • Performance Module for 2019–2024 6.7L Cummins Engines – 60261 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2019-2024 6.7L Cummins Engines - 60261

Latest

  • BladeRunner Turbocharger Turbine Elbow Replacement 46-60067
    BladeRunner Turbocharger Turbine Elbow Replacement 46-60067
  • Magnum FLOW Black Pro 5R Air Filter
    Magnum FLOW Black Pro 5R Air Filter
  • Close-up of PSI Power LS ignition coil showing connector and high-performance housing design
    PSI Power Performance Ignition Coil (Single Coil) for Gen III/IV LS2, LS3, LS4, LS7 and LS9 - PSI3003
  • Close-up of PSI Power LS ignition coil showing connector and high-performance housing design
    PSI Power Performance Ignition Coils (Set of 8 Coils) for Gen III/IV LS2, LS3, LS4, LS7 and LS9 - PSI3004
  • 21-91064 Magnum FLOW Pro DRY S Air Filter
    21-91064 Magnum FLOW Pro DRY S Air Filter

Featured

  • Performance module for 3.8L Cummins QSF Tier IV engines
    Performance Module for 3.8L Cummins QSF Tier IV Engines - QSF3804
  • performance tuning module for Liebherr 12.0 L Tier 4 diesel engine
    Performance Module for 12.0L Liebherr Tier IV engines - LBR1204
  • Image of PSI Power’s Truck Edition 60270 Performance Module for 2025 RAM 6.7L Cummins engines, showing the compact plug-and-play module with wiring harness and adjustable power settings designed to increase horsepower, torque, and fuel efficiency.
    Performance Module for 2025-2026 RAM Cummins 6.7L Engines - 60270
  • PSI Power performance module for 2020–2025 Ford Super Duty trucks with the 6.7L Standard Output and High Output Powerstroke engines, showing a rugged control unit, labeled connectors, and a plug-and-play wiring harness.
    Fuel Saver Bundle 2020-2025 6.7L Powerstroke
  • PSI Power performance module for 2023–2025 Chevy Silverado, GMC Sierra, and GM SUVs equipped with the 3.0L LZ0 Duramax engine, shown with a compact control unit, labeled connectors, and plug-and-play wiring harness.
    Fuel Saver Bundle 2023-2025 3.0L LZO Duramax

Most Popular

  • Performance Module for 2020–2026 6.7L Standard and High Output Powerstroke Engines – 62400 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2020-2026 6.7L Standard & High Output Powerstroke Engines - 62400
  • Performance Module for 2023–2026 3.0L LZO Duramax Engines – 61900 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2023-2026 GM 3.0L LZO Duramax Engines - 61900
  • Performance Module for 2.9L, 4.5L, 6.8L, 8.1L, and 9.0L John Deere Tier II, III, and IV Engines (model JDCR2000) featuring a durable black housing with labeled connectors and plug-in wiring harness, designed to enhance engine power, torque, and overall performance across multiple engine sizes.
    Performance Module for 2.9L, 4.5L, 6.8L, 8.1L, & 9.0L John Deere Tier II, Tier III, & Tier IV Common Rail Engines - JDCR2000
  • Performance Module for 2024–2026 6.6L L5P Duramax Engines – 61720 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2024-2026 GM 6.6L L5P Duramax Engines - 61720
  • Performance Module for 2019–2024 6.7L Cummins Engines – 60261 shown with module box, wiring harness, and connectors for easy plug-and-play installation.
    Performance Module for 2019-2024 6.7L Cummins Engines - 60261

Latest

  • BladeRunner Turbocharger Turbine Elbow Replacement 46-60067
    BladeRunner Turbocharger Turbine Elbow Replacement 46-60067
  • Magnum FLOW Black Pro 5R Air Filter
    Magnum FLOW Black Pro 5R Air Filter
  • Close-up of PSI Power LS ignition coil showing connector and high-performance housing design
    PSI Power Performance Ignition Coil (Single Coil) for Gen III/IV LS2, LS3, LS4, LS7 and LS9 - PSI3003
  • Close-up of PSI Power LS ignition coil showing connector and high-performance housing design
    PSI Power Performance Ignition Coils (Set of 8 Coils) for Gen III/IV LS2, LS3, LS4, LS7 and LS9 - PSI3004
  • 21-91064 Magnum FLOW Pro DRY S Air Filter
    21-91064 Magnum FLOW Pro DRY S Air Filter
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  • PSI Power 8-inch John Deere injector pigtail with 6-way TE Connectivity wiring harness, part number PSI2019.

    PSI Power

    PSI Power 8" John Deere Injector Pigtail – 6-Way TE Connectivity Wiring Harness - PSI2019

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $31.49
    Add to Cart
  • PSI Power 8-inch John Deere fuel pump pigtail with 6-way Aptiv connector wiring harness, part number PSI2018.

    PSI Power

    PSI Power 8" John Deere Fuel Pump Pigtail – 6-Way Aptiv Connector Wiring Harness - PSI2018

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $26.99
    Add to Cart
  • PSI Power 6-inch John Deere MAP sensor pigtail with 4-way TE Connectivity connector, part number PSI2017.

    PSI Power

    PSI Power 6" John Deere MAP Sensor Pigtail – 4-Way TE Connectivity Connector - PSI2017

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $22.49
    Add to Cart
  • PSI Power 6-inch CAT EGR valve pressure sensor pigtail harness with 4-way Sumitomo connector for diesel sensor applications, part number PSI2016.

    PSI Power

    PSI Power 6" CAT EGR Valve Pressure Sensor Pigtail Harness 4-Way Sumitomo - Diesel Sensor Connector - PSI2016

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $22.49
    Add to Cart
  • PSI Power 6-inch Iveco and SISU pressure sensor pigtail with 4-way Bosch connector harness, part number PSI2015.

    PSI Power

    PSI Power 6" Iveco & SISU Pressure Sensor Pigtail – 4-Way Bosch Connector Harness - PSI2015

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $22.49
    Add to Cart
  • PSI Power 6" CAT & John Deere Pressure Sensor Pigtail – 3-Way Ampseal Connector Harness - PSI2014

    PSI Power

    PSI Power 6" CAT & John Deere Pressure Sensor Pigtail – 3-Way Ampseal Connector Harness - PSI2014

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $22.49
    Add to Cart
  • PSI Power 6-inch CAT unit injector pigtail harness with 2-way Sumitomo connector for Caterpillar injector wiring, part number PSI2013.

    PSI Power

    PSI Power 6" CAT Unit Injector Pigtail Harness – 2-Way Sumitomo Connector – Caterpillar Injector Wiring - PSI2013

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $22.49
    Add to Cart
  • PSI Power 10-inch GM automatic transmission pigtail featuring a 20-way Aptiv connector harness, part number PSI2012.

    PSI Power

    PSI Power 10" GM Automatic Transmission Pigtail – 20-Way Aptiv Connector Harness - PSI2012

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $71.99
    Add to Cart
  • PSI Power 6-inch ISB Cummins fuel pressure sensor pigtail with 3-way Bosch shrouded connector harness, part number PSI2011.

    PSI Power

    PSI Power 6" ISB Cummins Fuel Pressure Sensor Pigtail – 3-Way Bosch Shrouded Connector Harness - PSI2011

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $19.79
    Add to Cart
  • PSI Power 6-inch ISB Cummins camshaft sensor pigtail with 3-way Aptiv connector harness, part number PSI2010.

    PSI Power

    PSI Power 6" ISB Cummins Camshaft Sensor Pigtail – 3-Way Aptiv Connector Harness - PSI2010

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $19.79
    Add to Cart
  • PSI Power 6-inch Powerstroke MAP sensor pigtail with 3-way TE Connectivity connector harness, part number PSI2009.

    PSI Power

    PSI Power 6" Powerstroke MAP Sensor Pigtail – 3-Way TE Connectivity Connector Harness - PSI2009

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $22.49
    Add to Cart
  • PSI Power 6-inch Powerstroke ICP sensor pigtail with 3-way Aptiv connector harness, part number PSI2008.

    PSI Power

    PSI Power 6" Powerstroke ICP Sensor Pigtail – 3-Way Aptiv Connector Harness - PSI2008

    MSRP
    Reg Price
    Your Sale Price: Your Sale Price: $22.49
    Add to Cart
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