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Product details
Replace the RS Q8 factory catalyst assemblies with HJS sport-catalyst units. Select the particulate-filter configuration and identify any monitored GPF sensors before ordering. Based in Fort Washington, Pennsylvania, Fabspeed Motorsport designs exhaust, intake and ECU-tuning products for Porsche and other sports cars. Development includes evaluation on a dynamometer, on the road and at the racetrack.
Technical Details
- Manufacturer product reference: FS.AUD.RSQ8.SC.XXX. The selected option determines the complete supplied configuration.
- HJS 200-cell metallic catalyst cores.
- Mandrel-bent T304L stainless-steel assemblies.
- Bolt-on replacement without cutting or welding on the specified layout.
- GPF/OPF configuration must match the vehicle.
- Fabspeed requires contact when particulate filters have monitored sensors.
- Covered by the Fabspeed Lifetime Warranty, subject to its terms and exclusions.
PMB Performance brings over 20 years of parts and fitment experience. Send your VIN and the relevant original or modified component details if you need help confirming the application before ordering.
Fitment & Compatibility
| Years | Make | Model / chassis | Version / application | Fitment notes |
|---|---|---|---|---|
| 2020+ | Audi | RS Q8 | 4.0-litre twin-turbo V8 | Confirm GPF/OPF and sensor layout; later hybrid coverage is not established. |