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This MagnaFlow stainless steel transition adapter converts 3" to 4" pipe over a 7" length for universal custom exhaust fitments. Constructed from corrosion‑resistant stainless steel with mandrel bending and CNC robotic manufacturing, it eases custom installations and is backed by MagnaFlow's limited lifetime warranty for long‑term durability.
MagnaFlow 3in-4in Stainless Steel Transition 7in Long
