Made of high-quality materials, durable and practical. Exquisite and delicate, perfectly matched with the equipment. The rear engine cover to connect the engine and the filter. The post-filter is used to block fine particles and floating dust to prevent secondary air pollution. As part of daily maintenance, it can be easily removed and replaced. Configuration: for V7 V8 Material: ABS + PC color: gray + purple Package Contents: 2 x Pre-filter 2 x Post-filter 2 x Rear Engine Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.