MAP 3" Stainless Steel High Flow Air Intake Kit for 2008-15 Nissan R35 GT-R GTR All MAPerformance fabricated products are hand made in house by very skilled fabricators. We bend our own tubing, machine our own flanges, design jigs, weld, port, and R&D right here in the USA with USA sourced raw material. All fabricated products carry a lifetime guarantee against cracking/warping/failing. So buy with confidence, know that you are getting the best product on the market for your vehicle! Doesn't require removal of front bumper. Optimum MAF placement for easy scaling.