Private Label MFG K-Series swap header features a true 4-1 merge collector for equal exhaust flow while delivering the best peak HP gain. This two piece design delivers the best performance while still utilizing your factory OEM Catalytic converter (CAT).
Brand New In Box
Made of 304 Stainless steel
One year limited warranty
Long Tri-Y header
True 2.5" collector
Machined CNC-ed manifold flange
Flange is .38" which is just about 3/8" thick
18G on the 304 S/S. Measured at .049" to .050"
Two piece design