Where this fits in the build
Electrical upgrades should be sized around real system demand and vehicle charging behavior. Battery reserve, alternator capability, wire and grounds work together.
Description
XS Power 555 I-BAR Multi Top Post and Side Terminal Adaptor
Running a compatible XS Power battery in a GM side-terminal vehicle but still need extra top-side connection points for the rest of the 12-volt system? That is why the 555 exists. It keeps the factory-style side connection and adds multiple top posts instead of turning the battery terminal into a stack of improvised hardware.
Product Features
- Mounts to compatible XS Power I-BAR batteries
- Provides GM-style threaded side-post terminals
- Includes four top-post terminals for additional positive and negative connections
- Allows factory-style GM battery cable connection without cutting the vehicle harness
- Includes positive and negative adaptor rails plus mounting hardware
Final sale: This closeout item is final sale. Review the exact condition, fitment and included accessories before purchase.
Condition Notice
Closeout, Open-Box, Display, B-Stock or Used Item
This listing may have limited quantity, cosmetic wear, damaged or missing retail packaging, previous display use, open-box status, B-stock status, or another condition noted on the product page. Review the exact listing description and included accessories before purchasing.

