Airaid U-Build-It - GM A Body Kit w/ 4.0in Filter Adapter Passenger Side Exhaust- Mufflers & Tips>Catalytic Converter Direct Fit There are three additional cast

There are three additional cast in bosses provided to allow for alternate testing points

x 12" Body

The AEM-21-786C Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicle's restrictive factory air filter and air intake housing

360-degree radial flow performance air filter with three layers of synthetic media for maximum convenience

perfect for uneven loads

Airaid U-Build-It - GM A Body Kit w/ 4.0in Filter Adapter Passenger Side Exhaust- Mufflers & Tips>Catalytic Converter Direct Fit There are three additional castThe U Build It Universal Air Box is a complete air box and filter kit for making a custom high performance air intake system. The air box is a one piece, roto molded unit featuring a stylish aluminum lid. The air box is designed to allow fresh air to freely flow into the air filter while protecting the intake air from engine bay heat in order to further promote additional horsepower and torque in the engine. This kit includes an AIRAID premium