VQ35DE Ported, Polished and Ceramic-Coated Upper Plenum

VQ35DE Ported, Polished & Ceramic-Coated Upper Plenum

Maximize your VQ35DE’s performance with our ported, polished, and ceramic-coated upper plenum, designed for better airflow, lower intake temperatures, and increased efficiency. We’ve optimized the intake entrance for improved airflow, removed factory casting marks, and polished the interior for a smoother, turbulence-free path—helping your engine breathe better and make more power.

Performance Benefits:

✔ Increased Airflow – Ported intake entrance allows for better volume and velocity
✔ Enhanced Throttle Response – Smoother airflow means faster acceleration
✔ Lower Intake Temperatures – Ceramic-coated exterior reduces heat soak, improving efficiency
✔ Polished Interior – Reduces turbulence for a cleaner, more efficient air charge
✔ More Consistent Power Delivery – Removing factory imperfections leads to a smoother powerband

Customizable Ceramic Coating – Choose Your Color!

Not only does our ceramic coating help with heat management, but you can also customize your plenum’s color. After placing your order, simply email your order number and color choice to info@initiatemotorsport.com.

If you’re looking for cooler intake temps, better throttle response, and optimized airflow for your VQ35DE-powered 350Z, G35 this ported upper plenum is a must-have upgrade. Get yours today and let your VQ breathe!

Core Exchange Program – Get $50 Back!

Send us your original lower manifold after purchase, and we'll refund you $50. It's that simple!

Fits - 

2003 - 2006 G35 Sedan

2003 - 2007 G35 Coupe

2003 - 2006 350Z