Perrin Cold Air Intake Black WRX (2015-2017) Subaru 3 +15mm offset with a

3 +15mm offset with a 73

These gains are not achieved through MAF trickery either

If you have to ask how loud it is

giving greater horsepower

Perrin Cold Air Intake Black WRX (2015-2017) Subaru 3 +15mm offset with aIncrease efficiency and style under the hood of your 2015+ WRX. PERRIN Performance intake systems for the 2015+ Subaru WRX use proper MAF alignment and plumbing size, both of which are crucial to maintain proper air fuel ratios and prevent check engine lights that plague competitors. PRECISION CONSTRUCTION & MAF ALIGNMENT PERRIN intakes are constructed from aluminum tubing, which is precision CNC mandrel bent, for consistent and perfectly fitting