Overtake Silicone Post MAF Hose Kit Black Subaru WRX 08-14 / STI 08-21 / Forester XT 09-13 / Legacy GT 05-09 | A10587BLK

Product Fitment: 

2008-2014 Subaru WRX

2008-2021 Subaru STI

2009-2013 Subaru Forester XT

2005-2009 Subaru Legacy GT

The factory post-MAF hose on your Subaru is a corrugated rubber accordion designed for ease of assembly—not performance. Those wrinkled folds create turbulence and airflow pockets right after the MAF sensor, disrupting air velocity and dulling throttle response where precision matters most.

The OVERTAKE Post-MAF Hose Kit replaces that compromised OEM design with a 5-ply reinforced silicone hose featuring a smooth internal surface and a properly tapered profile that precisely matches the factory airbox and turbo inlet diameters. The result is cleaner airflow, more consistent boost behavior, and a noticeably sharper driving experience—without the need for tuning.

Built with durability and performance in mind, this hose is reinforced with stainless steel wire to prevent collapse under vacuum while remaining flexible enough for a straightforward, OEM-style installation. It’s a simple upgrade that fixes a factory shortcoming and optimizes your stock intake system without the complexity of a full cold air intake.

What You’ll Feel:

• Crisper throttle response, especially at partial throttle

• Smoother, more predictable power delivery

• More consistent boost behavior

• Confidence in correcting a known OEM airflow limitation

Features:

• 5-Ply Reinforced Silicone Construction: Reinforced with stainless steel wire to prevent collapse under vacuum

• Smooth Interior Walls: Eliminates turbulence-causing pockets found in OEM corrugated hoses

• Tapered End Design: Smoothly transitions between OEM airbox and turbo inlet diameters

• Direct OEM Replacement: No trimming or modifications required

• No Tune Required: Bolt on and drive

• High-Quality Hose Clamps: Ensures secure, long-term fitment