BMW E46 M3 CSL (carbon fibre airbox) ITG Air Filter.

TG Profilter is the lightest and most capable filter on the market, designed to optimise the performance of every car.

Used in Formula 1 vehicles and throughout the world of motorsport, Profilter's advanced technology makes it the filter of choice for automotive professionals and enthusiasts.

Hand manufactured in the UK using a high-grade Trifoam system, Profilter gives three layers of air filtration to trap even the finest pieces of dust and dirt, while optimising air flow performance.

Profilter is long-lasting, economical, and maximises performance from road to race.