Bully Dog
Bully Dog Universal OBD Block for WatchDog & Gt
SKU: B00J 40400-105
Description
Part #: 40400-105
Bully Dog products are developed with you in mind and each of you has a different need, want and desire. Our products, all the way back to the first propane kits, reflect that. Bully Dog products are built to be flexible, allowing each user to get their own desired result, from outrageous performance on the race track to improved fuel economy driving down the highway. Bully Dog products have you covered with increased performance, added safety and improved economy. This is evident with the Triple Dog GT line of product for gas and diesel vehicles, the Performance Management Tool and our new line of big rig and industrial products. Bully Dog Technologies, LLC is a team built on integrity that is dedicated to leading the vehicle performance industry with an uncompromising code of ethics demonstrated in the soundness of its employees, excellent customer service and superior products.
Features:
- Accessories & Addons
OBD Block Replacement | Universal | For GT And WatchDog
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Bully Dog |
| Part Number | B00J 40400-105 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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