Find the accessories your tuner or programmer needs or improve functionality of the OBDII port on your 2021-2022 Jeep Gladiator JT 3.0L EcoDiesel with the OBDII Splitters & Accessories available. If you're looking to add extra electronic accessories that utilize the OBDII port on your vehicle an OBDII Splitter is the solution you need. Check out accessories like OBDII covers and extension cables for tuners, programmers, or modules to meet your vehicle's needs. Visit XDP and find OBDII Splitters & Accessories from manufacturers such as Bully Dog Technologies, Diablosport, SCT, and many more!