ProMAXX's 8mm Bullit Adaptable Bolt Repair ProKit and Thread Repair Kit are ideal for FCA Emissions U90 Catalyst Efficiency Recall, says the company. The Bullit ProKit has adjustable carriages that allow the tool to configure to just about any linear bolt pattern, providing ideal alignment to drill the broken bolt out clean, the company says. The 8mm Thread Repair Kit is designed to return stripped bolt hole threading back to original specifications. It includes the tooling necessary to drill and tap the hole as well as black oxide coated steel inserts.