Helix hifi upgrade review - Modifying your Golf R MK7 - VWROC - VW R Owners Club
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Helix Sound package for Mk7/Mk7 5 Golf - Supply and Fit -
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VW Retrofit LTD - Golf MK7 TDI upgraded with Helix subwoofer kit. 2h ish job including fitting and programming sound parameters. Quite good results from such a small box 😊 | Facebook