40 Delta Flow® - 3.00 Offset In / 2.50 Dual Out - Aggressive Sound RAM 1500 " Right) and GM 12637785 head

Right) and GM 12637785 head gasket (Grade C

8L Titanium Signature Series 110GPH (TSC14140F110G)

The TapShifter can be used in the gas or diesel 2003-2005 pickups with an Allison Transmission

increase flow properties

3943871 and 3943875 used on pick-up

40 Delta Flow® - 3.00 Offset In / 2.50 Dual Out - Aggressive Sound RAM 1500 " Right) and GM 12637785 headThis 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.