Fit For JAC X7 Air Filter 8100100U0030-F121 Against bad smells: Retains harmful gases such as ozone and exhaust fumes whilst neutralizing foul-smelling gases Protects the air conditioneAr: The filter protects your car's air conditioning system from dust and dirt, helping it to stay cleaner Precisely molded to original factory dimensions, the frame's length, width, and thickness match the original car's storage compartment, allowing for direct, non-destructive installation without trimming. Equipped with an activated carbon adsorption layer, it effectively absorbs exhaust odors, plastic odors, and cooking fumes, isolating pungent external exhaust fumes during driving, keeping the interior air fresh and odor-free., Manufacturer: HSYDUHAE