K&N Replacement Air Filter (33-2813) Vauxhall > Astra > L (2021 Onwards) > 1.2T (2021 Onwards) The bar and plate core

The bar and plate core has over 129% more volume and an increase of frontal surface area over 71% (over the stock cooler) meaning the Forge Motorsport intercooler is the largest currently available on the market

The filter is manufactured to Forge’s specifications by Pipercross (you can find a replacement here)

Organic Acid Technology coolants (O

This part fits vehicles with aftermarket anti roll bars measuring 28mm diameter

K&N Replacement Air Filter (33-2813) Vauxhall > Astra > L (2021 Onwards) > 1.2T (2021 Onwards) The bar and plate coreK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your