aFe Power 46-20149-B BladeRunner Black 3" Intercooler Tube (Non-CARB Compliant) Outflows stock intercooler tubes by up to 40 percent . Increases horsepower and torque Constructed out of 3 inches mandrel-bent aluminum tubing Powder-coated wrinkle-black for heat resistance and long-life Cold-side tube replacement; fits OEM intercooler This product is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles