Focus RS Mk2 Cosworth Grp A filter K&N charger sock 3J Optimally pre-set

Optimally pre-set

5mm pipework and fit from the catalytic converter section backwards (Cat Back) these parts replace the centre and rear sections

Nuts bolts etc

The mount itself is made from aluminium alloy

Focus RS Mk2 Cosworth Grp A filter K&N charger sock 3J Optimally pre-setThe K&N Drycharger is a silicone treated, polyester wrap that is made to cover K&N Air Filters or Personal Watercraft Flame Arrestors. These Drychargers, which are similar to the K&N Prechargers, contain uniform micron sized openings that allow high air flow. Yet, due to the Drychargers silicone treated polyester wrap, the amount of water that reaches the air filter or flame arrestor is limited. Product Specifications Product Style: Filter Wrap Round