Description of Flowmaster Y300400 Scavenger Collector Primary
Durable fully welded 16 gauge aluminized steel. Patented D-Port technology. Excellent for 2 into 1 exhaust system configuration. Race application for single exhaust system. Not for use on pollution controlled vehicles. Fit type: Universal Fit.
That's really a very good thing. The welds are good and within the fusion it's unreal how smooth the transition is. The most beautiful fusion I've ever seen. If you don't gain strength with it, you're doing something wrong.