Racingline High-Flow Replacement Air Filter – Polo GTI 1.8TFSI / S1 2.0T / Ibiza Cupra 1.8TFSI (VWR11P1GT)
The Racingline High-Flow Replacement Air Filter is one of the simplest and most cost-effective upgrades you can make to your car. It drops straight into your standard airbox in place of the restrictive paper filter, allowing your engine to draw in cleaner, cooler air more freely. The result is a small but worthwhile improvement in throttle response, power and fuel efficiency, with no complex installation required.
Your factory paper filter is designed to balance filtration with cost, which means airflow is often compromised. Racingline’s filter uses a high-flow media that lets more air through whilst still keeping the engine properly protected from dust and debris. Because it fits the original airbox, there are no compromises around heat soak or noise, and the car remains MOT-friendly and visually stock under the bonnet.
Why fit a high-flow filter?
- Direct replacement: drops into the standard airbox with no modifications needed.
- Improved airflow: reduces the intake restriction created by the factory paper filter.
- Performance gains: small but noticeable improvements in power, torque and throttle response, particularly when paired with other intake or software upgrades.
- Long service life: built to last, with a robust construction suited to road and track use.
- Excellent value: one of the best price-to-performance upgrades available for your platform.
What it pairs well with
This filter works well on a standard car for an entry-level gain, but it really shines as part of a wider intake or tuning package. If you are running a Stage 1 or Stage 2 software map, fitting a high-flow filter helps the engine make the most of the extra fuelling and boost being requested by the ECU.
Fitment
Designed specifically for the factory airbox shape used on popular VW Group 1.8 and 2.0 TFSI applications, including:
- Volkswagen Polo GTI 1.8 TFSI
- Audi S1 2.0 TFSI
- SEAT Ibiza Cupra 1.8 TFSI
Please use the vehicle lookup tool or check the Vehicle Fitment tab to confirm compatibility with your exact model and year before ordering.
About Racingline Performance
Racingline Performance is the official tuning partner developing hardware and software for the Volkswagen Group platform. Their products are developed and tested in motorsport conditions, then refined for reliable everyday road use. As an authorised UK retailer, Progressive Parts supplies genuine Racingline products with full manufacturer backing.
Applications
Please note, customers are wholly responsible for checking fitment for their vehicle.

