33-2539 K&N Replacement Air Filter 1987 - 2010 Citroen/ Peugeot/ Lancia/ Fiat valvetrain integration of a return fuel

integration of a return fuel line

The device's unique patent-pending internal design - the result of over a year of research and development - ensures a low pressure drop by placing the bypass valve mechanism completely out of the primary oil flow

the latest version of VCM Suite and an internet connection

please check as to whether you require the LS1 style staggered head bolts or the later LS6 style same length head bolts before ordering

33-2539 K&N Replacement Air Filter 1987 - 2010 Citroen/ Peugeot/ Lancia/ Fiat valvetrain integration of a return fuelK&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