40 Series - 2.50" IN(D)/OUT(D) - Aggressive Sound black Allison LCT2000

Allison LCT2000

The patented air filter to housing interface allows for maximum filter size which increases the available air volume while simplifying the installation process

This product is compatible with trucks equipped with an S and S Diesel Motorsport DCR conversion kit or the S&S Diesel Motorsport CP4 Disaster Prevention Kit

please see CARB EO# D-550-7 for details

Its thicker shoulder straps provide additional support and durability

40 Series - 2.50" IN(D)/OUT(D) - Aggressive Sound black Allison LCT2000The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.