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Introducing NWP Engineering's brand new Frequenty Asked Questions & Knowledge Base Section! What is "low end", "midrange", and "top end" horsepower? And why is it so important to consider when choosing a performance product such as Intake Spacers, Exhaust, Cold Air Intake, etc? What is the difference between the 5pc and the 3pc Thermal Intake Spacer Kit for the VQ35DE? What does the VIAS Block Plate do?

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NWP Engineering specializes in the development of performance products for all types of Nissans.  We currently offer phenolic intake spacer kits for the Nissan Maxima, Altima 3.5L, 350z, G35, Murano, Quest and Infiniti i35.  All our performance parts are made in the USA. We are constantly expanding our products, so please check back often or shoot us an email.

NWP is always interested in developing new products for your Nissan. So, if you have an idea for a new performance product that you would like to see made, please contact us. Or if you would like to see a Phenolic Thermal Intake Spacer Kit made for your Nissan, let us know. If you volunteer your vehicle for design and testing, you could receive a FREE Phenolic Intake Spacer Kit if the product shows an increase in performance and is produced. This only pertains to kits we currently do not produce or have in production. Contact us for more details.
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