40 Series - 2.50" IN(D)/OUT(D) - Aggressive Sound black tie down the cooler using

tie down the cooler using four durable tie-down straps (included) if heading off-road

Its thicker shoulder straps provide additional support and durability

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

40 Series - 2.50" IN(D)/OUT(D) - Aggressive Sound black tie down the cooler usingThe 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.