High horsepower engines need to be fed the proper amount of both fueland air to keep the engine happy. The need for more air flow can meanthe stock MAF sensor can get maxed out. In situations where the engineis making 320 Wheel HP or more, the factoryMAF sensor will become maxed out! This limits the amount of Horsepoweryour ECU can be tuned for. PERRIN_ has devised away to literally sneak additional airflow around the MAF to increaseresolution in timing and fuel maps on your tuned ECU. Combined with thewisdom of a proper tuning guru you can add tremendous horsepower andtorque. Available with red, blue or black silicone tubing. Kit includesmounting hardware and instructions. See PERRIN_ for additional details.NOTE: Requires aftermarket ECU Tuning.