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Top HiFi (Option 688) Add-a-Sub Harness for i4 RAM/Booster audio systems with external OEM Subwoofer

$62.50 – $157.50

The i4 HK(688) Booster harness with external OEM Subwoofer is designed to add an aftermarket mono amp to the OEM Booster to power the OEM sub, or any aftermarket sub with OEM connector.

LOC150i kit includes:

  • LOC150i 40V max input, adjustable Parametric EQ, Bass Boost, signal sensing remote Line Output Converter (LOC)
  • LOC150i Power/ground/remote out/input PnP cable
  • LOC150i RCA cable (24″)
  • OEM Subwoofer interface input/output cable connectors T-harness

The LOC150i accepts the 25V+ peak outputs of the OEM Booster and provides remote turn-on via signal sensing. Remote turn on active when LOC detects an audio signal from OEM amp, turns off when no signal is detected. External remote turn-on signal required (and not provided) only if aftermarket amp turn-on must be independent of volume level. 

HK (Option 688) Add-a-Sub Harness for RAM/Booster audio systems with OEM Subwoofer is available in 2 versions:

  • OEM Booster/Subwoofer T-harness only – no LOC150i
  • LOC150i : Gain adjustment, adjustable Parametric EQ, Bass Boost, signal sensing remote, signal clipping indicator

Please note that this harness/LOC150i does not and cannot replace the OEM Booster. This product does not work with iDrive 6 systems. Harness plugs into the i4 HK OEM Subwoofer connector.

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SKU: Booster/Top HiFi-OEM-Sub-i4 Category:

Description

The i4 HK(688) Booster harness with external OEM Subwoofer is designed to add an aftermarket mono amp to the OEM Booster to power the OEM sub.

Please note that harness will not work if HK (688) Booster is defective/malfunctioning. No returns/exchanges/refunds due to defective OEM amp. 

Warranty of harness 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.

 

Additional information

Weight N/A
Booster T-OEM Sub Harness Kit

OEM 3CH Booster Sub T-Harness/No LOC, OEM 3CH Booster Sub T-Harness/LOC150i

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