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$4 for Monsoon Car Wash at Rain Tunnel Express Car Wash ($10 value). Choose From Five Locations.

Multiple Locations

98% of 165 customers recommend

Give as a Gift
Over 1,000 bought
Limited quantity available

In a Nutshell

  • Fast & effective car wash
  • Safe & gentle on cars
  • Friendly & attentive staff
  • Valid at five locations

The Fine Print

Expires Nov 17th, 2011. Limit 3 per person. Not valid with other offers. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.

Unlike cats and germaphobes, automobiles need to be reminded to wash themselves. Drop a blatant hint to your lazy ride with today's Groupon: for $4, you get a Monsoon car wash (a $10 value) at Rain Tunnel Express Car Wash, valid at any of five area locations. The premium monsoon wash takes only three minutes to completely wash, dry, and playfully tickle your ride using Rain Tunnel's innovative automated technology. The safe, gentle auto-bath includes a clear coat shield, triple polish, and an underbody flush that leaves your steel steed gleaming like a Greek goddess dipped in donut glaze.


CityVoters named Rain Tunnel Express the third-best car wash in St. Louis for 2010.

  1. A


    11355 Gravois

    St. Louis, Missouri 63126

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  2. B

    Saint Louis

    10215 Watson Rd.

    St. Louis, Missouri 63127

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  3. C


    12864 Tesson Ferry Rd.

    St. Louis, Missouri 63128

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See all 5 locations

In and Around Crestwood