Pair this with the Integrated Engineering or 034 Motorsports stage 3 tune for 600+hp!
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Custom tuning software required for installation.
Audi B9 S4 Quattro 3.0T Performance Parts & Upgrades
- Braking
- Engine / Drivetrain
- Essentials
- Exhaust
- Exterior
- Interior
- Lighting
- Racing Safety Accessories
- Software / Tuning
- Suspension
- Wheels
Push your wheels out for a bold stance with HPA’s 20mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit.
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Get that stance that you've been craving with these new spacers
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One device for performance metrics, diagnostics, data logging, and more!
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Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood.
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B8 Performance Plus dampers paired with H&R Sport Springs
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with sport suspension and without electronic suspension (49mm diameter strut)
This product was last offered at the strikethrough price on
07-01-2026
Average lowering of .80"- 1.6" front and rear
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicle will lose Adaptive Dampening Control
This product was last offered at the strikethrough price on
07-01-2026
Average lowering of .80"- 1.6" front and rear
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicle will lose Adaptive Dampening Control
This product was last offered at the strikethrough price on
07-01-2026
Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance!
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For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.
Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors!
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For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.
BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.
BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 7/11/2016 with 53mm front strut body with factory Electronic Damping Control.
Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.
BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.
Tighten up your Audi with these Koni struts
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without electronic suspension (49mm diameter strut)
This product was last offered at the strikethrough price on
03-02-2026
Tighten up your Audi with these Koni struts
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Vehicle will lose Adaptive Dampening Control
This product was last offered at the strikethrough price on
02-27-2026