Stainless steel system with X-pipe
Stainless steel system with X-pipe
Stainless steel downpipes
Maximum performance, while maintaining a comfortable and unobtrusive exhaust tone inside the cabin
Engineered from the ground up to give unparalleled sound.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-17-2026
Unleash the full potential of your Audi S3 8V with the XFORCE VAREX 3” cat-back—race-bred performance, app-controlled sound, and head-turning quad-tip style in one complete stainless system.
Take total command of your Audi RS3 8V Sedan with the XFORCE 3.5” VAREX cat-back—OEM-integrated SmartBox control, race-bred flow, and on-demand sound that adapts to every drive.
Transform your Audi RS3 8V Sedan with the XFORCE VAREX 3.5” valved cat-back OEM+ fitment, commanding race-ready sound on demand, and refined cruising at the push of a button.
Unleash your Audi RS3 8Y Sedan with the XFORCE VAREX 3” cat-back—bolt-on performance, aggressive on-demand sound, and enhanced power for a truly exhilarating drive.
Gains of up to +17 horsepower with an additional +24 ft lbs of torque with a legendary exhaust note!
This system will increase power, reduce weight, and provide a legendary exhaust note!
Requires a S4 Style Quad diffuser on non-S-line rear bumper or an S4 rear diffuser on S-line rear bumper.
Gains up to +11 horsepower with an additional +19 ft lbs of torque with a legendary exhaust note!
Will require use of the TTS Quad Exit rear diffuser
This valved cat back system features wireless remote control and quad matte black tips - This system will increase power, reduce weight, and provide a legendary exhaust note!
*Must be used with quad tip rear diffuser from Audi S7 - 4K8807521DRU6*
Gains of up to +14.2 horsepower with an additional +22 Nm of torque with a legendary exhaust note!
The perfect legendary exhaust note for your 8V RS3!
Gains of up to +17 horsepower with an additional +24 ft lbs of torque with a legendary exhaust note!
Get the incredible race sound and performance gains with this Valvetronic system!
Only compatible with S4 style quad diffusers