Grimmspeed Red Post MAF Hose Kit 2015-2021 WRX | 125023.2 Crosstrek_2018-2023 the AFF series opens the

the AFF series opens the market to consumers looking for the sizing and aggressiveness of a large wheel but will still maintain a light weight strong application

Turn them on and that becomes almost invisible

The ends of the pipes are beaded so you have peace of mind that they won't come off during a pull

Designed for racing

Fluidampr Performance Damper Design Features

Grimmspeed Red Post MAF Hose Kit 2015-2021 WRX | 125023.2 Crosstrek_2018-2023 the AFF series opens theLess turbulent air means better flow. Increased flow equals more power! Our post MAF hose construction improves on OE with 2 main features: First is the smooth inner surface, removing the pockets from the OE structural corrugated folds. The GrimmSpeed Post MAF Hoses are comprised of 4 ply silicone and unlike our competitor's offerings, are reinforced with an internal stainless steel wire running the length of each piece. This makes our hoses