40 Series - 2.50" IN(D)/OUT(D) - Aggressive Sound black 50 State Legal EO/CARB D-541-18

50 State Legal EO/CARB D-541-18 Price includes applicable core fee

379258300H

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

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

Allison LCT2000

40 Series - 2.50" IN(D)/OUT(D) - Aggressive Sound black 50 State Legal EO/CARB D-541-18The 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.