Infiniti G35 performance parts. Hop Up Racing offers a full line of brakes, exhausts, sway bars, intakes, headers, springs, coilovers, turbo kits and supercharger kits and more for your G35. We offer brands such as AEM, Apex'i Borla, Greddy, HKS, Injen, K&N, Tanabe, Tein, Veilside and more.