There are several coupons available for ModMaxRacing.com. These include a 10% off ModMax promo code, a 25% off deal on ModMax products, and up to $500 off rotating assemblies. There are also discounts on selected connecting rods, engine fasteners, and chassis parts. In addition, there are offers for $77 off clearance items and up to $60 off selected suspension parts. Please note that these offers may vary and it's recommended to check the website for the most current deals and promotions.