Complete installation instructions and lifetime technical support on all trailer wiring purchases. Mopar designed this 7 way trailer wiring harness 82215896 specifically for your 2018 2021 jl wrangler. Call 800 298 8924 to get expert service ordering a trailer wiring for your 2018 jeep jl wrangler. 2018 jeep wrangler trailer wiring. Complete installation instructions andRead More