The active exhaust system gives Mustang owners the ability to change the tone of their exhaust. Here's how it works and if ...

The positive crankcase ventilation valve releases exhaust gas and unburned fuel from ... easily replaced example of the dozens of parts that can elicit a check engine light and associated vexing ...

The 2025 Mini JCW Hardtop and Convertible have a secret exhaust outlet that is equal parts cool and weird ... pressure is high enough such that the valve is forced open. “So on a cold start ...