Performance Air Filter for Audi A3 TT GOLF IV Jetta IV (1996-2006) 1.8L 3.2L

High-Flow Air Filtration for Audi A3/TT & VW Golf IV EA113 1.8T and VR6 Engines

Who It’s For: Designed specifically for owners of the Volkswagen Group PQ34 chassis platform running the legendary EA113 (1.8T 20V) and the VR6 engine families. Whether you are daily driving a TDI or tuning a 20-valve turbo, this is the hardware required to let your intake breathe.

The Problem: The factory paper filter is a major restriction point in the EA113 intake tract. Stock filters are designed for service intervals, not flow efficiency. As you increase boost or RPM, the OEM paper element creates a pressure drop that forces your turbo to work harder and run hotter, leading to premature heat soak and softened throttle response.

The Solution: We engineered this BMC replacement filter to eliminate the intake bottleneck. By utilizing multi-layered cotton gauze treated with low-viscosity oil, we significantly increase the surface area and air velocity. This allows your engine to reach target boost faster while maintaining filtration down to 7 microns, ensuring your MAF sensor and compressor wheel stay protected from debris.

Why This is the Ultimate Upgrade

• Optimized Airflow: Increased CFM allows the turbocharger to spool earlier in the RPM range, reducing lag in the 1.8T 20V powerband.
• Full Molding Construction: Unlike cheap aftermarket filters with glued seams, this uses a "Full Molding" process. This creates a single-piece rubber frame that won’t crack or leak under the high heat of a cramped Audi TT or S3 engine bay.
• Lifetime Efficiency: This is the last filter you’ll buy. It is fully washable and reusable, designed to maintain its structural integrity even after multiple cleaning cycles using a regeneration kit.

Technical Specifications

Compatibility & OEM Reference

Fits the Following Vehicles:

• Audi A3 (8L) 1.6, 1.8, 1.8T, S3, 1.9 TDI
• Audi TT (8N) 1.8T, 3.2 VR6 (All Variants)
• VW Golf IV (All Engines including R32)
• VW Jetta IV / Bora / Clásico
• VW New Beetle
• Seat Leon I / Toledo II (Including Cupra Models)
• Skoda Octavia I (All Configurations)

Interchange Data & Reference Codes:

8L, 8N, 1.6, 1.8, 1.8T, S3, 1.9, 3.2, VR6, 7-MICRON, EA113, PQ34

The Performance Promise

Buy with confidence. This filter is a direct-fit, drop-in replacement that requires no trimming or airbox modification. Backed by real automotive experts who understand the nuances of the 20V turbo and VR6 platforms. Optimized for those who demand championship-proven filtration.