Audi 4.0T Catless Downpipe - C7 S6, S7, RS7 & D4 A8, S8 - ARM Motorsports wrangler 130i / 130iX

130i / 130iX

A 3" charge pipe is required to install the ARM E6X FMIC Kit

the ARM N63 Midpipes deliver a livelier sound without requiring a downpipe upgrade

Please use care to not over tighten the cap

Improves airflow efficiency compared to the OEM hose

Audi 4.0T Catless Downpipe - C7 S6, S7, RS7 & D4 A8, S8 - ARM Motorsports wrangler 130i / 130iXThe OEM 4. 0T downpipes include large, restrictive catalysts that limit exhaust flow and reduce power output. Replacing your OEM downpipes with ARM 4. 0T Downpipes eliminates these restrictions, allowing for improved exhaust flow and performance gains. OEM downpipes also have a crossover design, forcing exhaust gases through long, convoluted pathways with multiple sharp turns. ARM 4. 0T S6 S7 A8 S8 RS7 Downpipes streamline this process by maintaining