Get a panel filter, got a K&N one for my GP and it makes the car sound a bit better under acceleration. Double checked with my insurers (DirectLine) and didn't need a declaration either. Also washable and reusable!
Get a panel filter, got a K&N one for my GP and it makes the car sound a bit better under acceleration. Double checked with my insurers (DirectLine) and didn't need a declaration either. Also washable and reusable!