Grimmspeed Post MAF Hose Kit Black 2015-2017 STI w/ Factory Sound Generator Tube FEATURED_2015-2021STI Upgrade your suspension today and

Upgrade your suspension today and enjoy a more connected

5L WRX models can also benefit from a VF-series upgrade

engaging driving feel that Subaru owners appreciate

increasing roll stiffness and enhancing suspension dynamics

Grimmspeed Post MAF Hose Kit Black 2015-2017 STI w/ Factory Sound Generator Tube FEATURED_2015-2021STI Upgrade your suspension today andSome OE parts look passable and others miss the mark. In the case of the factory post MAF hose, the quicker you can get it out of your bay, the better. Grimmspeed now has you covered with The GrimmSpeed Post MAF Hose Kit that not only looks better, but fixes the flaws of its OE counter part. Grimmspeed's hose construction improves flow with 2 main features: The first is the smooth inner surface, removing the pockets from the OE corrugated folds. These