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Valved Cat-Back Exhaust System
Fabspeed's Valved Cat-Back Exhaust System is a plug-and-play upgrade for the restrictive, quiet factory RSQ8 exhaust, adding a real step up in tone, volume and power. It uses Butterfly exhaust valves with high-temperature bearings at both spindle ends and a cast stainless body, used by several OEM sports car makers. imported from the UK for reliability, retaining factory valve functionality so the actuators plug straight in. Expect a slight increase in throttle volume with a pleasant burble at idle, louder pops and bangs on downshifts in sport mode, and no An unwanted droning resonance at certain highway rpm, where exhaust pulses match the cabin's natural frequency. cruising around town or on the highway. Built from Bent over an internal mandrel so the tube keeps a constant diameter through the bend, unlike crush-bending. 14-16 gauge T304L stainless steel, it's emissions legal in all 50 states and saves 3 lbs (1.4kg) versus the factory system. Minor cutting at a factory breakpoint is required for installation.
Frequently asked
Does the Valved Cat-Back Exhaust System fit my RSQ8?
This listing is specific to the Audi RSQ8. Exact fitment for your year, trim and options is confirmed on your free consult before anything is ordered.
What does the price include?
The delivered price includes the part from Fabspeed USA, freight to Australia, import costs and GST. Enter your postcode to refine delivery; the final figure is confirmed on consult.
How long until it arrives?
Every Fabspeed part is made in-house at Fabspeed USA with about a one-week production lead time, then allow another 3-4 days for delivery to Australia via UPS. That freight is already included in the price.
Is this a difficult install?
It's mostly plug-and-play, though minor cutting at a factory exhaust breakpoint is required (Fabspeed provides reference dimple locations).
Will it cause a check engine light?
No, it's cat-back and emissions legal in all 50 states and worldwide.
What's the exhaust note like?
A slight increase in volume on throttle with a nice idle burble, and louder pops and bangs on downshifts in sport mode, but Fabspeed says there's no drone cruising around town or on the highway.
Does it retain the factory valve control?
Yes, it uses machined mounts for the factory actuators, so it retains factory valve functionality.
Who installs it?
Rennen Motorsport in Adelaide, or an authorised dealer near you. Fitting it yourself may also be an option depending on the part, so raise it on your consult; professional installation is quoted separately.
Is it covered by warranty?
Fabspeed products carry the manufacturer's warranty, supported locally through Rennen Plus as the Australian principal. See our returns policy.
Can I just buy this outright, or do I need to talk to someone first?
Every enquiry, whether it's one part or a full build, starts with a free consult. We confirm the exact spec for your car before anything is quoted or ordered.
