Front Exhaust Downpipe Flex Section Holes - Weld Repair

Exhaustintermediate✓ OP Confirmed

Problem

Stock front exhaust downpipe on 7M-GTE has holes and cracks in the flex (accordion) section, visible when shining a light through the pipe.

Visible holes in the flex/accordion section of the stock downpipeCracks in the flex sectionLight shining through pipe wallsPotential exhaust leak

Root Cause

Corrosion and fatigue cracking of the thin stainless steel flex section on the stock front exhaust downpipe, a common deterioration point on aging 7M-GTE exhaust systems.

Confidence

Moderate confidence — Original poster confirmed this resolved the issue

View Original Thread →Posted March 2025 on SupraForums.com