Tony is wearing a dark blue suit when Gibbs sends him to Ducky, but when Tony enters autopsy his suit is light gray.
When DiNozzo slams on the brakes of his car, the sound of his car stopping is the continuous sound of locked wheels. All models of the Dodge Charger have ABS braking, and the tyres would make a chirruping noise as the antilock system engaged as disengaged. The system is designed to stop uncontrolled braking by releasing a locked, skidding wheel.