40 Delta Flow® - 2.50 Center In / 2.50 Center Out - Aggressive Sound ADDITIVE Warning: Always disengage the bypass

Warning: Always disengage the bypass switch and unlatch the lock switch when not in use

Great upgrade for a stock truck

Our kit provides you with all of the hardware you need to adapt a LBZ/LMM based Bosch CP3 to your 2011-2016 LML Duramax

75-inch Leveling Kit

40 Delta Flow® - 2.50 Center In / 2.50 Center Out - Aggressive Sound ADDITIVE Warning: Always disengage the bypassThis two chamber design incorporates Flowmaster's Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.