5.5" ASR Muffler- 12550-1PBI4

Muffler ASR (Acoustic Sound Reflection) developed to reduce sound levels approximately 8-10db without reducing performance.  Muffler tips with a 4" diameter inlet and outer case measures      5 1/2" in diameter with 10 3/8" exposed out the transom of your boat. Tips are highly polished mirror finish. Sold in pairs.

Mufflers ideal for 400-415 horsepower such as a 502EFI stock applications currently equipped with diverters.

Includes  lifetime warranty on internal anti-surge valve (PN# 10900), exterior CORSA branded Salisbury flapper (PN# 10072) and all of the mounting hardware. 

 Note: Available in clamp-on or in-line configuration upon request