Performance Air Filter for TC/xB with 2.4L 2.5L Engines

High-Flow Induction Optimization for the 2AZ-FE and 2AR-FE Platforms

Who It’s For: Engineered for Scion tC and xB owners running the 2.4L 2AZ-FE or 2.5L 2AR-FE powerplants who are tired of the stock sluggishness and restrictive factory filtration.

The Symptom: The factory intake on your Scion is designed for cost-effectiveness and silence, not performance. It relies on a dense, restrictive paper element that creates significant vacuum drag as the engine tries to pull air. This is especially noticeable in the Scion xB, where the chassis weight requires immediate torque to get moving, or in the tC when you’re looking for that extra bit of top-end pull during a spirited drive. The stock paper filter struggles to maintain flow as it loads with dust, choking your throttle response.

The Engineering Fix: This BMC performance filter replaces the narrow-minded OEM paper with a high-flow, multi-layered cotton gauze. By utilizing a low-viscosity oil coating and an epoxy-coated alloy mesh, we’ve reduced the filtration threshold to 7 microns (compared to the 10-micron industry standard for paper). This allows for a significant increase in air density and velocity entering the combustion chamber. The result is a more efficient burn, a sharper throttle snap, and an engine that doesn’t feel like it’s breathing through a straw.

Why Mechanics Choose This Kit

• Optimized Fluid Dynamics: The "Full Moulding" system creates a single-piece filter frame with no welded joints, ensuring a perfect seal within the airbox to prevent unfiltered "dirty" air from bypassing the element.
• Superior Filtration Surface: Moving from paper to oil-soaked cotton gauze allows for higher CFM (cubic feet per minute) while actually trapping smaller particulates that could otherwise score cylinder walls.
• Sustainable Performance: Unlike disposable filters, this unit is fully regenerable. When it gets dirty, you simply wash and re-oil it, maintaining peak flow for the life of the vehicle.

Technical Specifications

Compatibility & OEM Reference

Fits the Following Vehicles:

• 2011-2016 Scion tC 2.5L (2AR-FE Engine) - 180 HP
• 2008-2015 Scion xB 2.4L (2AZ-FE Engine) - 158 HP

Interchange Part Numbers:

FB710/20, FB71020

The Performance Promise

Buy with confidence. This is a genuine BMC air filter, the same technology used by top-tier Formula 1 and endurance racing teams to protect their high-strung powerplants while maximizing airflow. Backed by real automotive experts and fast shipping.