Easier to install. Provides stronger mid-range power. 1inch thick to provide a smoother, faster and more dense air charge resulting in HP, TQ and MPG increases. Designed to enhance off-idle torque from 800 rpm to approximately 3,000 rpm. No drilling or cutting required, installs in less than 1 hour. Application: For 91-95 Jeep Wrangler (YJ) w/ 2.5L or 4.0L engine Gas. For 04-06 Jeep Wrangler Unlimited (LJ) 4.0L engine Gas. For 97-02 Jeep Wrangler (TJ) w/ 2.5L engine Gas. For 97-06 Jeep Wrangler (TJ) w/ 4.0L engine Gas. For 91-00 Jeep Cherokee (XJ) w/ 2.5L engine Gas. For 91-01 Jeep Cherokee (XJ) w/ 4.0L engine Gas. For 91-92 Jeep Comanche (MJ) w/ 2.5L or 4.0L engine Gas. Colour: red + silver Material: metal Package Contents: 1 * Aluminum Spacer 2 * Gaskets 3 * Spacers 7 * Bolts Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.