Frostbite Straight Radiator Inlet Adapter Fitting -16 AN Male O-Ring to 1-3/4 in Hose Barb DX2100K thick flanges and incorporate Flowmaster's

thick flanges and incorporate Flowmaster's popular 3-1/2 in

Don't get stranded down the road or at the track

2015) against 17 competitors wideband UEGO Air/Fuel Controllers

250" Control Shaft

5 second pule for applications like shifter activation

Frostbite Straight Radiator Inlet Adapter Fitting -16 AN Male O-Ring to 1-3/4 in Hose Barb DX2100K thick flanges and incorporate Flowmaster'sWhile there is no specific size to use with a particular swap, see below for general guidelines GM LS Series Engine Recommendations: 4. 8L GM LS Engine 1. 25" inlet (FB400), 1. 50" outlet (FB401) 5. 3L GM LS Engine 1. 50" inlet (FB401). 1. 50" outlet (FB401) 6. 0L GM LS Engine 1. 50" inlet (FB401), 1. 75" outlet (FB402) 6. 2L GM LS Engine 1. 50" inlet (FB401), 1. 75" outlet (FB402) 7. 0L GM LS Engine 1. 75" inlet (FB402), 1. 75" outlet (FB402) This