40 Series - 2.50" IN(D)/OUT(D) - Aggressive Sound black This product is compatible with

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

Allison LCT2000

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

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 This product is compatible withThe 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.