BullyDog 40400-105 OBD-ll Block Replacement for GT Tuner | Universal

Features: - Compatible with Bully Dog GT Tuners - Replaces lost or damaged OBDII block - Ensures proper GT tuner functionality - Simple plug-and-play installation - Universal fit for OBDII-equipped vehicles - Compact and durable design - Restores tuner connectivity to your vehicle OBD-ll Block Replacement for GT Tuner If you're running a Bully Dog GT Tuner and your OBD-II power block has gone missing or stopped working, this replacement adapter is exactly what you need to get your setup back on track. It’s a small part, but without it, your GT Tuner can’t communicate with your vehicle, so it’s kind of a big deal. This replacement OBD-II block is designed specifically for use with Bully Dog Triple Dog GT Tuners, ensuring a direct fit and seamless function. It plugs right into your vehicle’s OBD-II port and reconnects your tuner to the data it needs to deliver performance gains, display engine metrics, and access tuning options. Fits: Universal Notes: - Specifically built for Bully Dog GT and WatchDog tuners, ensures full compatibility - Replaces lost or damaged OBD‑II block to restore proper tuner communication - Plug‑and‑play installation directly into OBD‑II port, no splicing required - Universal OBD‑II design fits vehicles equipped with standard port - Compact, corrosion‑resistant construction for long‑term reliability - Restores tuner’s ability to access engine diagnostics, performance data, and tuning functions - Bundled hardware ensures secure, airtight connection without extra parts - Price around $35–$42 with typical 1‑year limited manufacturer warranty included - California Prop 65 warning applies, contains chemicals known to cause cancer or reproductive harm - Also compatible with H&S Mini Maxx and Black Maxx tuners per fit guidelines