Here are the steps on how to use Promo Code when shopping at hoonigan.com: Add new items to your cart and click Place Order. Log in to your account at hoonigan.com or create a new one. Then, select the corresponding Promo Code to complete the payment. It should be noted that different Hoonigan Coupon Code have corresponding usage conditions. Also, welcome to a very popular recent promotion: Racechip - 10% Saving 10% On The Next Generation Tuning Module For Your Ride, ".