Street Diesel Performance offers coupons for their customers. One of the coupons they offer is for free ground shipping on orders over $100.00. Customers can use the coupon code FREESHIPPING at checkout to avail this offer. This free ground shipping offer is good only to U.S. addresses within the 48 contiguous states, which excludes Hawaii, Alaska, Puerto Rico and the U.S. Virgin Islands. Free shipping is ground. This offer does not apply to Titan Fuel Tanks, One Up Offroad (OUO) parts, Exhaust Systems, Suspension kits, truck freight items, Wheels, oversize items. Street Diesel Performance reserves the right to select the carrier of their choice for this free shipping promotion. Please note that billing and shipping must be the same as your credit card unless other arrangements have been made.