SKUNK Parts?
 

- Nevermind.....did further searchin' sorry doesn't look plausible from what I found..

Any word on this available for 370z? Did anyone have a 350z and applied this modification below? Is it proven or B.S.?

SKUNK2 03-05 350Z/G35 Engine/Plenum Spacer VQ35DE: eBay Motors (item 330444894792 end time Oct-18-10 13:14:48 PDT)

Plenum Spacer
Condition - Brand New!
Manufacturer - Skunk2
Application
2003-2005 Nissan 350Z (VQ35DE 3.5L engine)
2003-2005 Infiniti G35 (VQ35DE 3.5L engine)
Requires removing strut bar; tight fit if strut bar is retained
Features
Made from a special aerospace thermo-polymer composite
Superior insulation characteristics over aluminum spacers or other types of insulating gaskets
Effectively increases plenum volume and lowers air temperatures
Allows front cylinders to breath more efficiently and increases throttle response
10+ HP gains (at the wheels) and improves fuel economy by 2+ MPG
Thickness = 5/8"
Version 2 design
What's in the box
Plenum spacer
Installation hardware
Skunk2 Racing decal
Warranty information
Installation instruction (printed and/or available on website)
MSRP - $219.99
Notes - dyno results; courtesy of Skunk2

The plenum spacer was common due to a flaw in the stock manifold where the forward cylinders didn't get enough air compared to the other 4

Thanx for the INTEL