• Helps prevent heat soak by locating the air filter behind the bumper and out of the hot engine bay
• Reusable and high performance cotton gauze filter with built in velocity stack
• Comes with stainless steel clamps, silicone hoses, rubber “vibra mount” system, and complete instructions for a DIY installation
• Lifetime Warranty
The Injen Cold Air Intake (CAI) was designed, engineered, and tested with top power gains in mind. By locating the intake away from heat sources, the Injen CAI is able to help your engine breath in cooler, denser air which will in turn increase your power and combustion efficiency. The Injen CAI has been designed specifically for your vehicle and all efforts have been made to guarantee fitment. This CAI will offer proven horsepower gains and torque across the power band.
RD Series Race Division Intake Systems
The RD series is a cold air intake system for the enthusiast craving mid-range power. The intake tube is strategically placed behind the front bumper to acquire colder, denser air. Although most of the RD series is a one-piece design, several are two-piece designs due to the mass air flow meters. Every RD system is certified or pending by the California Air Resource Board and backed by Injen Technology's limited lifetime warranty. 2.0L, No Wagon, 04 Sti (CARB for 02-04 Only)