Milltek Big Bore Downpipe with High Flow Sport Catalysts (for OEM Catalysts and OEM Cat-Back) for Audi RS6/RS7 C7 and S6/S7 C7 - Part Number SSXAU635

Description

Milltek Sport Big Bore Downpipes are ideal for improving both performance and sound. They have a larger diameter than standard OEM parts, allowing significantly more clearance for the exhaust and gas passage, improving efficiency.

Combined with our Hi-Flow sports catalyst, they offer a significant improvement in performance and a much more aesthetic sound.
– Bigger bore 76mm downpipes with 100-cell high-flow sports catalysts for highly tuned cars
– Requires Lambda extension cables
– Must be equipped with the original cat-back system
– Requires level 2 ECU reprogramming.

System composition:

MSAU663: 76mm Left Primary Catalyst Bypass Pipe (Fits Left Turbocharger) – MSAU663
MSAU664: 76mm Straight Primary Catalyst Bypass Pipe (Fits Straight Turbo) – MSAU664
MSAU691: Left Secondary Sport Catalyst 100 CPSI Hi-Flow (under the car) to stock system – MSAU691
MSAU692: RH 100 CPSI Hi-Flow Secondary Sport Catalyst (under the car) to stock system – MSAU692

Compatible vehicles:

Audi > RS6 > C7 4.0 TFSI biturbo quattro with Performance Edition > 2013 to 2018

Audi > RS7 > C7 Sportback 4.0 V8 TFSI biturbo with Performance Edition > 2013 to 2018

Audi > S6 > 4.0 TFSI C7 quattro > 2012 to 2018

Audi > S7 Sportback > 4.0 TFSI quattro S tronic > 2012 to 2018

Delivery 2 weeks after ordering