Published onFebruary 18, 2026F1 2026 Bahrain Test 2, Day 1: The "Real" Cars Arrive, Titanium Tricks, and the 18-Second WaitF12026testingbahraintest-2technical-analysisferrarimercedesred-bullaero-upgradesreliabilityWeek 2 begins with real upgrades. Ferrari reveals a titanium exhaust vane, Mercedes debuts Spec-B sidepods, and teams face new 18-second pre-start procedures. Russell tops timesheets but Red Bull stumbles.