aFe Magnum FORCE Intake Replacement Air Filter w/ Pro DRY S Media (21-91020) 1540 ZX4-XTG6 kit features an Xtreme

ZX4-XTG6 kit features an Xtreme pressure plate for the most demanding driver

The Nitrous Express 4 inch nitrous pressure gauge is the only one of its kind to feature a 1/8" NPT fitting directly on the gauge so you can mount directly into an inline adapter with no other fittings necessary

After you select your engine make and model (see above)

Nickel plated brass fittings

w/ Rear Wheel ABS 1998 Ford E-350 Econoline Club Wagon w/ DRW

aFe Magnum FORCE Intake Replacement Air Filter w/ Pro DRY S Media (21-91020) 1540 ZX4-XTG6 kit features an XtremeMagnum Flow Pro Dry S Oval Tapered Air Filter (21 91020) by aFe. This high flow Pro DRY S air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. With three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil free" conical performance filter provides maximum convenience and easy maintenance with excellent airflow.