Motordyne 5/16th Basic Plenum Spacer - G35 Sedan

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  • Regular price $ 247.00

  • Part Number: 516B

5/16" Basic Plenum Spacer by Motordyne - G35 Sedan

5/16" Basic plenum spacer. This premium stealth modification adds 11HP-13HP and reduces the effect of power robbing heat soak. This plenum spacer can be used for maximum performance enhancement. It also adds a substantially deeper growl under the hood. The 5/16" plenum spacer is fully compatible with the engine cover. With the engine cover in place the engine bay looks completely stock.


  • 11-13 HP Gain
  • Simple Install
  • Stock Factory Look
  • Distinct Sound


  • This spacer will fit under the factory engine cover, however, may not fit under a Strut Bar

Vehicle Application 

  • 2003-2006 Infiniti G35 Sedan
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