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Hardway Performance
  • Cummins
    • 1994-1998 12V 5.9 CUMMINS
      • 1994-1998 AIR INTAKE SYSTEMS
      • 1994-1998 COOLING SYSTEM
      • 1994-1998 ENGINE PARTS
      • 1994-1998 FUEL SYSTEM
      • 1994-1998 TRANSMISSION UPGRADES
      • 1994-1998 TURBO UPGRADES
    • 1998.5-2002 24V 5.9 CUMMINS
      • 1998.5-2002 AIR INTAKE SYSTEMS
      • 1998.5-2002 COOLING SYSTEM
      • 1998.5-2002 ELECTRONICS
      • 1998.5-2002 ENGINE PARTS
      • 1998.5-2002 FUEL SYSTEM
      • 1998.5-2002 TRANSMISSION UPGRADES
      • 1998.5-2002 TURBO UPGRADES
    • 2003-2007 CR 5.9 CUMMINS
      • 2003-2007 AIR INTAKE SYSTEMS
      • 2003-2007 COOLING SYSTEM
      • 2003-2007 ELECTRONICS
      • 2003-2007 ENGINE PARTS
      • 2003-2007 FUEL SYSTEM
      • 2003-2007 TRANSMISSION UPGRADES
      • 2003-2007 TURBO UPGRADES
    • 2007.5-2012 CR 6.7 CUMMINS
      • 2007.5-2012 AIR INTAKE SYSTEMS
      • 2007.5-2012 COOLING SYSTEM
      • 2007.5-2012 ELECTRONICS
      • 2007.5-2012 ENGINE PARTS
      • 2007.5-2012 FUEL SYSTEM
      • 2007.5-2012 TRANSMISSION UPGRADES
      • 2007.5-2012 TURBO UPGRADES
    • 2013-2018 CR 6.7 CUMMINS
      • 2013-2018 AIR INTAKE SYSTEMS
      • 2013-2018 COOLING SYSTEM
      • 2013-2018 ELECTRONICS
      • 2013-2018 ENGINE PARTS
      • 2013-2018 FUEL SYSTEM
      • 2013-2018 TRANSMISSION UPGRADES
      • 2013-2018 TURBO UPGRADES
    • 2019-2020 CR 6.7 CUMMINS
      • 2019-2020 AIR INTAKE SYSTEM
      • 2019-2020 COOLING SYSTEM
      • 2019-2020 ELECTRONICS
      • 2019-2020 ENGINE PARTS
      • 2019-2020 FUEL SYSTEM
      • 2019-2020 TRANSMISSION UPGRADES
      • 2019-2020 TURBO UPGRADES
  • DURAMAX
    • 2001-2004 LB7 DURAMAX
      • 2001-2004 AIR INTAKE SYSTEMS
      • 2001-2004 COOLING SYSTEM
      • 2001-2004 ELECTRONICS
      • 2001-2004 ENGINE PARTS
      • 2001-2004 FUEL SYSTEM
      • 2001-2004 TRANSMISSION UPGRADES
      • 2001-2004 TURBO UPGRADES
    • 2004.5-2005 LLY DURAMAX
      • 2004.5-2005 AIR INTAKE SYSTEMS
      • 2004.5-2005 COOLING SYSTEMS
      • 2004.5-2005 ELECTRONICS
      • 2004.5-2005 ENGINE PARTS
      • 2004.5-2005 FUEL SYSTEM
      • 2004.5-2005 TRANSMISSION UPGRADES
      • 2004.5-2005 TURBO UPGRADES
    • 2006-2007 LBZ DURAMAX
      • 2006-2007 AIR INTAKE SYSTEM
      • 2006-2007 COOLING SYSTEM
      • 2006-2007 ELECTRONICS
      • 2006-2007 ENGINE PARTS
      • 2006-2007 FUEL SYSTEM
      • 2006-2007 TURBO UPGRADES
      • 2006-2007 TRANSMISSION UPGRADES
    • 2007.5-2010 LMM DURAMAX
      • 2007.5-2010 AIR INTAKE SYSTEM
      • 2007.5-2010 COOLING SYSTEM
      • 2007.5-2010 ELECTRONICS
      • 2007.5-2010 ENGINE PARTS
      • 2007.5-2010 FUELING SYSTEM
      • 2007.5-2010 TRANSMISSION UPGRADES
      • 2007.5-2010 TURBO UPGRADES
    • 2011-2016 LML DURAMAX
      • 2011-2016 AIR INTAKE SYSTEMS
      • 2011-2016 COOLING SYSTEMS
      • 2011-2016 ENGINE PARTS
      • 2011-2016 ELECTRONICS
      • 2011-2016 FUEL SYSTEM
      • 2011-2016 TURBO UPGRADES
      • 2011-2016 TRANSMISSION UPGRADES
    • 2017-2019 L5P DURAMAX
      • 2017-2019 AIR INTAKE SYSTEMS
      • 2017-2019 COOLING SYSTEMS
      • 2017-2019 FUEL SYSTEMS
      • 2017-2019 ELECTRONICS
      • 2017-2019 ENGINE PARTS
      • 2017-2019 TRANSMISSION UPGRADES
      • 2017-2019 TURBO UPGRADES
  • POWERSTROKE
    • 1994-1997 OBS 7.3 POWERSTROKE
      • 1994-1997 AIR INTAKE SYSTEMS
      • 1994-1997 COOLING SYSTEMS
      • 1994-1997 ELECTRONICS
      • 1994-1997 FUEL SYSTEMS
      • 1994-1997 ENGINE PARTS
      • 1994-1997 TRANSMISSION UPGRADES
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    • 1999-2003 SUPER DUTY 7.3 POWERSTROKE
      • 1999-2003 AIR INTAKE SYSTEM
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    • 2003-2007 6.0 POWERSTROKE
      • 2003-2007 AIR INTAKE SYSTEMS
      • 2003-2007 COOLING SYSTEM
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      • 2003-2007 FUEL SYSTEM
      • 2003-2007 TRANSMISSION UPGRADES
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    • 2008-2010 6.4 POWERSTROKE
      • 2008-2010 AIR INTAKE SYSTEMS
      • 2008-2010 COOLING SYSTEMS
      • 2008-2010 ELECTRONICS
      • 2008-2010 ENGINE PARTS
      • 2008-2010 FUEL SYSTEM
      • 2008-2010 TRANSMISSION UPGRADES
      • 2008-2010 TURBO UPGRADES
    • 2011-2016 6.7 POWERSTROKE
      • 2011-2016 AIR INTAKE SYSTEMS
      • 2011-2016 COOLING SYSTEMS
      • 2011-2016 ELECTRONICS
      • 2011-2016 ENGINE PARTS
      • 2011-2016 FUEL SYSTEM
      • 2011-2016 TRANSMISSION UPGRADES
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    • 2017-2020 6.7 POWERSTROKE
      • 2017-2020 AIR INTAKE SYSTEM
      • 2017-2020 COOLING SYSTEM
      • 2017-2020 ELECTRONICS
      • 2017-2020 ENGINE PARTS
      • 2017-2020 FUEL SYSTEM
      • 2017-2020 TRANSMISSION UPGRADES
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  • HORSEPOWER STORE
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  • DAVIS TECHNOLOGIES

    DAVIS TECHNOLOGIES (2)

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    EFILIVE (9)

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    FLEECE PERFORMANCE (1)

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    GARRETT TURBO (6)

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    WAGLER COMPETITION PRODUCTS (5)

  • S&S DIESEL MOTORSPORT

    S&S DIESEL MOTORSPORT (96)

  • EFI Vin License-0

    EFI Vin License

    $125.00
    Select options Show Details
  • Tune Rewrite *Existing Customers Only*-0

    CALIBRATION REWRITE

    $200.00
    Select options Show Details
  • HardCoast Horsepower Lab 10/11 September 2018-1473

    EFILive: 06-07 5.9 Cummins CM849 Tuning

    $500.00
    Select options Show Details
  • EFILive AutoCal V3

    $499.00
    Add to cart Show Details
  • Hardway 5.9 Tuning Laboratory -801

    HPTuners: 03-05 Cummins 5.9 Tuning

    $500.00
    Select options Show Details
  • CSP5 Switch - 06-07 5.9 Cummins-0

    SoCal CSP5 Switch 06-18 Cummins

    $75.00
    Add to cart Show Details
  • HPTuners Vin Credit-0

    HPTuners Vin Credit

    $49.99
    Select options Show Details
  • S&S 0-2200 Bar Rail Pressure Sensor-0

    S&S 0-2200 Bar Rail Pressure Sensor

    $216.00
    Add to cart Show Details
  • HPTuners MPVI2 Interface-0

    HPTuners MPVI2 Interface

    $399.00
    Add to cart Show Details
  • Tune Rewrite *Existing Customers Only*-0

    EFI Live – Unlink Code

    $25.00
    Select options Show Details
  • Davis Technologies Smart Relay

    $599.00
    Add to cart Show Details
  • Davis Technologies Remote Screen

    $200.00
    Add to cart Show Details
  • Wagler Competition Cummins “Street Fighter” Connecting Rods

    $1,850.00
    Add to cart Show Details
  • S&S DBV4 Single Stage Relief Valve

    $318.50
    Add to cart Show Details
  • S&S Relief Valve (LLY)-0

    S&S LLY Relief Valve – Stock Replacement

    $188.50
    Add to cart Show Details
  • Garrett Turbine Housing GT55 1.37A/R T6 Divided-0

    Garrett Turbine Housing GT55 1.37A/R T6 Divided

    $950.00
    Add to cart Show Details
  • S&S 0-2000 Bar Rail Pressure Sensor-0

    S&S 0-2000 Bar Rail Pressure Sensor

    $175.50
    Add to cart Show Details
  • S&S 2007.5-2010 LMM Duramax 30% over Injector,Honed Nozzle-0

    S&S 2007.5-2010 LMM Duramax 30% Over Injector Set

    $4,648.80
    Select options Show Details
  • S&S 2006-2007 LBZ Duramax 60% over Injector Honed Nozzle -0

    S&S 2006-2007 LBZ Duramax 60% Over Injector Set

    $4,804.80
    Select options Show Details
  • S&S 2001-2004 LB7 Duramax 30% over Injector, Honed stock VCO Nozzle -0

    S&S 2001-2004 LB7 Duramax 30% SAC Over Injector Set

    $3,546.40
    Select options Show Details
  • S&S 2007.5-2016 Dodge Cummins 6.7L 100% over SAC Nozzle-0

    S&S 2007.5+ Cummins 6.7 100% Over Nozzle Set

    $882.00
    Add to cart Show Details
  • Fleece 68RFE Replacement Transmission Cooler Line Kit (10-12)

    $268.32
    Add to cart Show Details
  • Fluidampr CR Cummins Competition Damper

    $529.00
    Select options Show Details
  • Wagler Competition Duramax “Street Fighter” Connecting Rods

    $1,700.00
    Add to cart Show Details
  • Wagler Competition Duramax Billet Connecting Rods

    $2,645.00
    Select options Show Details
  • Wagler Competition Powerstroke Billet Connecting Rods

    $3,174.00
    Select options Show Details
  • Wagler Competition Cummins “BIG BOI” Billet Connecting Rods

    $3,060.74
    Select options Show Details
  • S&S 0-2700 Bar Rail Pressure Sensor-0

    S&S 0-2700 Bar Rail Pressure Sensor

    $236.25
    Add to cart Show Details
  • S&S 0-2400 Bar Rail Pressure Sensor-0

    S&S 0-2400 Bar Rail Pressure Sensor

    $216.00
    Add to cart Show Details
  • S&S Rail Adapter Fitting-0

    S&S Rail Adapter Fitting

    $17.55
    Add to cart Show Details
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