The HiFi(676) RAM harness with LOC is designed to add an aftermarket amp to the 205w OEM RAM to power either a trunk sub or/and the OEM/aftermarket underseat woofers.
Please note that harness/LOC will not work if HiFi(676) RAM is defective/malfunctioning. No returns/exchanges/refunds due to defective OEM RAM.
Warranty of harness and LOC is one year from purchase date. Harness kit is designed for experienced DIYers. Professional install suggested. Support limited to harness install; no support given to aftermarket parts not sold with harness kit.