Secure and protect what matters with the Speedlogix Locking Gas Cap for 2008–2023 Dodge Challenger — a smart, high-quality upgrade that adds peace of mind and safeguards your fuel system. This locking gas cap replaces the factory cap and brings a corrosion-resistant design and solid locking mechanism built to deter theft, vandalism, or tampering with your fuel tank. With its tight, OEM-grade seal it helps prevent fuel evaporation and vapor leaks, preserving fuel integrity and supporting proper EVAP system performance. Installation is quick and straightforward — it threads directly onto your Challenger’s filler neck without tools or modifications — making it a practical upgrade for any owner. Whether you’re parking at a public lot, leaving the car overnight, or simply want to protect your investment, this locking fuel cap offers tangible security, reliability, and long-term value for your Challenger.  Comes with two keys.