COVID-19 related supply chain issues are causing up to 3-5 week delays on all orders. We will continue to ship as soon as possible.


Sound-absorbing foam inserts acts as a muffler to reduce noise level. Fits inside Extra Silent Exhaust Housing.

  • Polyurethane-ether foam material
  • (1) Large Extra Silent Exhaust Foam Insert
  • (1) Small Extra Silent Exhaust Foam Insert
Part NumberDimensions
(L" x W" x H")
Weight (lbs)
Part Number N711 Dimensions
(L" x W" x H")
13.8 x 9.8 x 8.3
Weight (lbs) 1.1