MVP 4" Aluminized Preformed Lap Joint Exhaust Clamp - JL40AA Style_Chrome Plated 2001-2005 Audi Allroad Quatro

2001-2005 Audi Allroad Quatro

1988-1991      M3

Flange ID: 5-3/4"

3D72-2BA (Serial #1001-3000)

2011-2012      535i GT xDrive

MVP 4" Aluminized Preformed Lap Joint Exhaust Clamp - JL40AA Style_Chrome Plated 2001-2005 Audi Allroad Quatro4" lap joint type preformed exhaust clamp Made in the USA Aluminized steel for corrosion resistance A lap joint is an overlapping joint where the ID (Inner Diameter) end of a pipe is expanded and slotted and slips over the OD (Outer Diameter) end of the pipe, which is straight (that is, not expanded.) For instance, this clamp is for two pipe ends, one 5" ID (slotted and expanded), and the other 5" OD (not expanded). The ID end slips over the OD end