Unleash up to 357HP/396TQ by transforming your Audi B9 A4/A5 with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features!
2X Entries Into Our F80 M3 Sweepstakes
Featuring 30 levels of adjustment and performance spring rates and valving
For vehicles with production date from 7/12/2016 with 48.5mm front strut body with factory Electronic Damping Control.
Featuring 30 levels of adjustment and performance spring rates and valving
Please allow 4-6 weeks for build time For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.
Featuring 30 levels of adjustment and performance spring rates and valving
Please allow 4-6 weeks for build time 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.
For vehicles with production date up to 7/11/2016 with 53mm front strut body without 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!
For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.
Features CAN-Bus connectivity for more advanced tuning — gain up to 30whp and 45lb-ft. of torque
Not for sale or use in the state of California. Fits 190hp models only
Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip!
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip!
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE! This front sway bar must be paired with the matching iE SQ5 Rear Sway Bar (IESUCZ3)
Retains the use of your factory shocks while providing the ability to adjust ride height from 0.2" to 1.2" Front 0.2" to 1.0" Rear
For models without factory Electronic Damping Control - For models *Fits cabriolet models only*
Retains the use of your factory shocks while providing the ability to adjust ride height from 0.2" to 1.2" Front 0.2" to 1.0" Rear
For models without factory Electronic Damping Control - For models *Fits cabriolet models only*
All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
