By claiming, you are authorizing Blue Rain Car Wash to contact you via text, email, and phone to send coupons, order confirmation, special offers, promotions and other information. You can unsubscribe at any time. COUPON EXPIRES 14 DAYS FROM CLAIM. Limit One Per Person. May not be combined with any other offer. Appointments REQUIRED at our Pelham Location for Detail Services Blue Rain Employee Must Enter In Internal Code For Processing & To Raise Gates.