ProMax Large Universal Pleated 90mm Rubber Neck Air Filter in Enclosed Airbox HOT SIDE CHARGE PIPE select sound pre-sets and more

select sound pre-sets and more - there is even a day and night mode

A Prosport 35mm Lowering Spring Kit to fit your Jetta Mk4

Switch it parallel

Please note it does not come with the main longer flylead harness

Adjustment Tweeter +2 / 0 / -2 dB

ProMax Large Universal Pleated 90mm Rubber Neck Air Filter in Enclosed Airbox HOT SIDE CHARGE PIPE select sound pre-sets and moreProMax Large Universal Pleated 90mm Rubber Neck Air Filter in Enclosed Airbox SKU: PML 90 PR 102 Description The ProMax enclosed filter has a modular design. Supplied with a bell mouth inlet and base adapter the housing can be combined with a selection of Ramair and Proram filters in various neck sizes, making this great for multi fit applications. The aluminium enclosure shields against hot air keeping the intake temperatures low, while the bell