




Audi 4.0T Midpipes - S6 S7 RS7 S8 A8/L
The ARM 4.0T Midpipes open up the incredible sound your C7 4.0T Audi is capable of making. They replace the factory resonated midpipe section with a straight pipe to let more of the twin-turbo V8's note through. A true direct replacement — no cutting or welding — they match up to OEM or upgraded downpipes and catbacks.
Highlights
- Improved exhaust sound from your 4.0T.
- Does not impact emissions and will not cause a CEL.
- 304 stainless steel, TIG-welded.
- No cutting or trimming — about a 45-minute install.
Construction
304 stainless tubing measuring 60mm OD to line up with downpipes or catbacks that connect to the factory midpipes, with an OEM-style flex section to reduce torsion on the turbos. The downpipe side uses an OEM-style 3-bolt flange; the catback side bolts to the factory sleeve clamp — so it works with the OEM exhaust or any upgrade that connects to the factory midpipes.
Fitment (4.0T)
Audi A8 & A8L (D4), S6, S7 & RS7 (C7/C7.5), S8 (D4).
What's included: ARM 4.0T midpipes, downpipe connection mounting hardware.
Backed by ARM Motorsports' lifetime warranty against defects in craftsmanship and fitment.
Ships from our Vancouver shop — KORE SPEED is proudly Canadian-owned, with no surprise cross-border duties for Canadian buyers. Questions on fitment? Email support@korespeed.com.
Pairs well with

Audi 4.0T Midpipes - S6 S7 RS7 S8 A8/L
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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