Increase your 350Z or G35's performance with the Z1 Plenum Spacer!
This angled aluminum plenum spacer for your 350Z - G35 VQ35DE is specially designed to increase airflow to your engine while allowing you to keep the factory strut tower brace. Raising the plenum provides increased air flow to the front cylinders. The direct result is noticeable gains in mid range torque and in top end power. This plenum spacer is the best horsepower upgrade for the money, and combined with other supporting mods and tune can net you a good deal of extra horsepower.
View Z1 Motorsports' Installation Manual HERE.