K&N 57i induction kitK&N air filters are by far the largest name in the air filter market today and the K&N 57i Induction kit is the most popular induction kit in the UK market. We have listed the full range of 57i kits at a 15% discount in our on-line shop where you can purchase on-line in full security. If a kit is not listed for your car then K&N don't do one. We keep this list up to date.

K&N air filtersK&N also manufacture direct replacement elements which can increase power by 2-4 bhp and can be cleaned using the K&N cleaning kit which costs £10. You never need to purchase an air filter again! We list the complete range in our online shop at 10% discount.