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Bully Dog

In 2006, Bully Dog launched their first aftermarket product for heavy duty semi-trucks/articulated trucks. More than just raw horsepower, Bully Dog's goal from the beginning in the heavy duty market was to calibrate engines to run more efficiently, and in turn produce measurable improvements in fuel economy. With intimate knowledge of the heavy duty lifestyle, Bully Dog understands just how essential mitigating rising fuel costs is to each and every operator's livelihood. Bully Dog's passion for excellence is making Bully Dog Big Rig now a full-fledged heavy duty outfitter a market leader in the heavy duty market. With wide variety of turbochargers, intake & exhaust manifolds, accessories, and the industry's most highly-advanced tuners, big rig owners across the globe can become better equipped to maximize performance and efficiency on the route ahead.
Bully Dog

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  1. Sale
    Bully Dog 41104

    Bully Dog Pre-Programmed 4 Position Chip For Ford 41104

    Special Price $429.54 Regular Price $449.99
    SKU: BUL-41104
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Pre-Prog 4 Pos Chip
    • Bully Dog Pre-Programmed 4 Position Chip
    • Computer Chip Programmer
    • Bully Dog Pre-Programmed 4 Position Chip For Ford 41104
    • Illuminated - No
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  2. Sale
    Bully Dog 41105

    Bully Dog Pre-Programmed 4 Position Chip For Ford 41105

    Special Price $429.54 Regular Price $449.99
    SKU: BUL-41105
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Pre-Prog 4 Pos Chip
    • Bully Dog Pre-Programmed 4 Position Chip
    • Computer Chip Programmer
    • Bully Dog Pre-Programmed 4 Position Chip For Ford 41105
    • Illuminated - No
    Learn More
  3. Sale
    Bully Dog 41107

    Bully Dog Pre-Programmed 4 Position Chip For Ford 41107

    Special Price $429.54 Regular Price $449.99
    SKU: BUL-41107
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Pre-Prog 4 Pos Chip
    • Bully Dog Pre-Programmed 4 Position Chip
    • Computer Chip Programmer
    • Bully Dog Pre-Programmed 4 Position Chip For Ford 41107
    • Illuminated - No
    Learn More
  4. Sale
    Bully Dog 41109

    Bully Dog Pre-Programmed 4 Position Chip For Ford 41109

    Special Price $429.54 Regular Price $449.99
    SKU: BUL-41109
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Pre-Prog 4 Pos Chip
    • Bully Dog Pre-Programmed 4 Position Chip
    • Computer Chip Programmer
    • Bully Dog Pre-Programmed 4 Position Chip For Ford 41109
    • Illuminated - No
    Learn More
  5. Sale
    Bully Dog 42214

    Bully Dog Dodge Cummins Unlock Cable For 2013-2014 Dodge Cummins 6.7 42214

    Special Price $37.95 Regular Price $50.00
    SKU: BUL-42214
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Cummins Unlock Cable
    • Bully Dog Dodge Cummins Unlock Cable
    • Computer Chip Programmer Interface Cable
    • Bully Dog Dodge Cummins Unlock Cable For 2013-2014 Dodge Cummins 6.7 42214
    • 17 - Black
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  6. Sale
    Bully Dog 70020

    Bully Dog PERFORMANCE DPF For 2007-2008 RAM 2500-3500 / 2009-2012 RAM 2500

    $1,799.00
    SKU: BUL-70020
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • PERFORMANCE DPF
    • Bully Dog PERFORMANCE DPF
    • Diesel Particulate Filter
    • Bully Dog PERFORMANCE DPF For 2007-2008 RAM 2500-3500 / 2009-2012 RAM 2500 70020
    • 621 - Stainless Steel
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  7. Sale
    Bully Dog 70000

    Diesel Particulate Filter 2008 - 2010 Ford 6.4-liter Power Stroke

    $1,799.00
    SKU: BUL-70000
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Only true performance DPF on the market;Increases exhaust flow by 17 percent, adding horsepower and torque;Larger and more efficient filter reduces regens;High-quality 409 Stainless Steel shell, polished 304 Stainless Steel heat shield;Easy-clean design with stainless steel V-band flange to expose filter facial area;2-Year Warranty;EPA Compliant
    • Diesel Particulate Filter
    • Diesel Particulate Filter. High-quality stainless steel DPF increases airflow by 17 percent, adding HP and torque.
    • Performance DPF
    • Performance DPF
    • Bully Dog - Perfmornamce DPF 70000
    • 621 - Stainless Steel
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  8. Sale
    Bully Dog 30420

    T-Slot Pod Mount Adapter for 2 1/16 in gauge pod

    Special Price $13.65 Regular Price $17.99
    SKU: BUL-30420
    • Easy to install; Allows for easy aceess with obstructing the driver's view. Tested for a perfect fit
    • Computer Chip Programmer Mounting Bracket
    • T-Slot Adapter
    • -Slot Adapter
    • Bully Dog 30420 T-Slot Pod Mount Adapter for 2 1/16 in gauge pod
    • 10 - Plastic
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  9. Sale
    Bully Dog 31306

    Ford Super Duty Single Replacement Pillar Pod 2011-16 90258A255 M5 x 25mm

    Special Price $64.50 Regular Price $84.99
    SKU: BUL-31306
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Easy to install; Allows for easy aceess with obstructing the driver's view. Tested for a perfect fit
    • Computer Chip Programmer Mounting Bracket
    • Ford Pillar Pod
    • The custom A-Pillar mounting system is made to make your unit easy to access, without obstructing the drivers view of the road once installed in the mount.
    • Ford Pillar Pod
    • 31306 Ford Super Duty Single Replacement Pillar Pod 2011-2016
    • 10 - Plastic
    Learn More
  10. Sale
    Bully Dog 32307

    32307 A-Pillar Pod Mount Dodge RAM 13-16 Without Leather Dash

    Special Price $64.50 Regular Price $84.99
    SKU: BUL-32307
    • If coming from Google please follow the URL to search by your vehicle!
    • https://www.ajusa.com/shop-by-brand/bully-dog.html
    • Check fitment information in description before ordering
    • Easy to install; Allows for easy aceess with obstructing the driver's view. Tested for a perfect fit
    • Computer Chip Programmer Mounting Bracket
    • A Pillar Mount
    • The custom A-Pillar mounting system is made to make your unit easy to access, without obstructing the drivers view of the road once installed in the mount.
    • A Pillar Mount
    • 32307 32307 A-Pillar Pod Mount Dodge RAM '13-'16 Without Leather Dash
    • 10 - Plastic
    Learn More
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