Memorial Day Sale

Order Now, Pay Later with Affirm Logo Prequalify Now

Chips & Tuners

Semi-Truck Chips & Tuners

chips-tuners-raneys

  • Mack Volvo Diesel Diagnostic Scan Tool DLDP1 Side View Mack Volvo Diesel Diagnostic Scan Tool DLDP1 Front View

    Diesel Decoder Diagnostic Scan Tool DLDP1

    Aftermarket

    $299.95
    Diesel Decoder Diagnostic Scan Tool DLDP1 Our most power Diesel Diagnostic tool without the need of expensive scanning hardware delivering you all true system trouble codes at the palm of your hand! Immediately Start Reading All True System Diagnostic...
    $299.95
  • ECM Big Boss Performance Tuner Left View ECM Big Boss Performance Tuner Front Side View

    ECM Big Boss Performance Tuner By PDI

    Performance Diesel Inc.

    $2,379.95 - $2,739.95
    ECM Big Boss Performance Tuner By PDI Tuning Has Always Been The Simplest And Most Efficient Way To Access The Fuel Economy And Horsepower That You Deserve! *Product Not Eligible for Return After Purchase! *Please Verify Your Diagnostic Port Pin Style...
    $2,379.95 - $2,739.95
  • ScanGauge D Diagnostic and Performance Monitor ScanGauge D Diagnostic and Performance Monitor Packaged

    ScanGauge D Diagnostic and Performance Monitor

    ScanGauge

    $159.95 - $174.95
    ScanGauge D Diagnostic and Performance Monitor Diagnostic and Performance Monitor Works With Most 1987 and Newer Large Diesel Over-The-Road Vehicles Easy Installation With No Tools Required Cord Length: 6 Ft. No Batteries Required Colored...
    $159.95 - $174.95
  • ScanGauge KR Diagnostic and Performance Monitor ScanGauge KR Diagnostic and Performance Monitor Packaged

    ScanGauge KR Diagnostic and Performance Monitor

    ScanGauge

    $197.95 - $209.95
    ScanGauge KR Diagnostic and Performance Monitor Diagnostic and Performance Monitor Works With Most 1987 and Newer Large Diesel Over-The-Road Vehicles Equipped With A Unique Dual Connector Cable Design To Accommodate Both The 9-Pin or 6-Pin Diagnostic...
    $197.95 - $209.95
  • Free Shipping
    Bully Dog Heavy Duty ECM Tuner Bully Dog Heavy Duty ECM Tuner Angle

    Bully Dog Heavy Duty ECM Tuner

    Bully Dog

    $1,199.00
    Bully Dog Heavy Duty ECM Tuner *Product Not Eligible for Return After Purchase! *Bully Dog products are NOT legal in California. Raney's is not responsible for legal ramifications. Heavy Duty ECM Tuner Works With The Following Engine Types...
    $1,199.00
  • Free Shipping
    Bully Dog Heavy Duty Watchdog Engine Monitor Bully Dog Heavy Duty Watchdog Engine Monitor

    Bully Dog Heavy Duty Watchdog Engine Monitor

    Bully Dog

    $599.95 - $644.90
    Bully Dog Heavy Duty Watchdog Engine Monitor *Bully Dog products are NOT legal in California. Raney's is not responsible for legal ramifications. *Item is not returnable once it has been programmed and set up with your vehicle. Heavy Duty Watchdog...
    $599.95 - $644.90
  • Free Shipping
    Bully Dog Heavy Duty Gauge Tuner Bully Dog Heavy Duty Gauge Tuner - Angle

    Bully Dog Heavy Duty Gauge Tuner

    Bully Dog

    $1,899.00
    Bully Dog Heavy Duty Gauge Tuner (See Chart Below for Fitment) *Product Not Eligible for Return After Purchase! *Bully Dog products are NOT legal in California. Raney's is not responsible for legal ramifications. Heavy Duty Gauge Tuner Works With...
    $1,899.00