DEI Heat and Sound Barrier - 32 x 54" Sheet - 3/4" Thick - Silver 39000510 Sierra 3500 HD 2017-2011Vehicle Applications:

Sierra 3500 HD 2017-2011Vehicle Applications: Chevrolet Silverado 2500 HD 2017-2011

25 in Slots

and one or two 3/8"NPT bung(s)

and reliable turbine impeller

DEI Heat and Sound Barrier - 32 x 54" Sheet - 3/4" Thick - Silver 39000510 Sierra 3500 HD 2017-2011Vehicle Applications:Product Description: Heat and Sound Barrier Under Hood Hood Liner Self Adhesive Backing 32 x 54 in Sheet 3 4 in Thick Silver Sold Individually Since 1995, DEI has been a pioneer in the automotive performance industry. Wrapping the exhaust system or headers on a vehicle with DEI's exhaust wrap will reduce under hood temperatures up to 70% while improving performance and protecting components from extreme power robbing heat.