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COSMO · 06-08-2016, 10:06 AM

Why do you think the oem plenum is Plastic?? Metal is really bad for heat soak. Heat=less timing, Less Timing =power loss and efficiency.
Just get a drop in filter and call it a day..

06-08-2016, 10:06 AM	#6 (permalink)
COSMO A True Z Fanatic Join Date: Dec 2012 Location: FL Posts: 1,816 Drives: 2012 Touring GTM TT Rep Power: 20	Why do you think the oem plenum is Plastic?? Metal is really bad for heat soak. Heat=less timing, Less Timing =power loss and efficiency. Just get a drop in filter and call it a day..