The Neuspeed cold air intake is designed to supply a sufficient amount of cold air to your Volkswagen Jetta’s internal combustion engine in order to increase its capacity for producing power. And while performing this primary function, Neuspeed also sees to it that its stylish products will improve the look of your vehicle’s engine bay, while generating pleasant intake noises for a more appealing drive. The cold air intake operates by increasing the amount of oxygen available for burning fuel during combustion. Supplying more and cooler air from the outside environment, and paired with a conical, cotton gauze air filter that ensures the cleanliness of the air that goes into your engine, Neuspeed will give your Jetta more power to run long miles! Choose among the various Neuspeed products available, and get the guarantee that your vehicle’s engine will get a great amount of cool air for an efficient power production.