American Racing Headers 12 B&B Exhaust 13 Banks Power 17 Berk Technology 4 Borla Exhaust 176 Carven Exhaust 4 Corsa 92 DC Sports 1 Diamond Eye Performance 21 ETL Performance 1 Extreme Turbo Systems 5 Flowmaster 52 Flowtech 1 Ford Racing 19 Gibson Performance 228 Greddy 3 HKS 4 Hooker 1 Injen 5 Kooks 51 MRT Engineered Performance 48 Megan Racing 4 Neuspeed 3 PPE Diesel 2 Quick Time Performance 2 Reaper Off Road 2 Remus 1 Revel 6 Soul Performance Products 12 Stainless Works 49 Takeda USA 16 TurboXS 4 Valvetronic Designs 6