034Motorsport Billet Aluminum Rear Diff Mount Audi B9
The 034Motorsport Billet Aluminum Rear Differential Mount Insert Kit for B9 Audi A4/S4 & Allroad is designed to limit movement in the factory rear differential mounts to maintain proper suspension geometry when cornering, and improve the responsiveness of the rear suspension and differential. By filling small voids in the factory mounts, this insert set eliminates the associated slop to ensure that you experience a more refined, connected driving experience.
Stiffen Up
For your Audi B9 A4/S4/allroad 2017+
Billet Aluminum Rear Differential Mount Insert Kit
Limits movement of factory rear diff mounts, increasing drivetrain rigidity and response!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3509529
Mfg#:
034-505-2020
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Availability:
Ships on Jul 28, 2026
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Ships on Jul 28, 2026
Dynamic+ Adjustable Rear Sway Bar
Designed to combat understeer while reducing body roll under hard cornering!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits B9 A4/S4/A5/S5 models - B9 allroad fitment not verified
Fits B9 A4/S4/A5/S5 models - B9 allroad fitment not verified
Brand:
ES#:
3241098
Mfg#:
034-402-1010
Billet Aluminum Front Strut Brace
Bolt-on upgrade for factory strut brace - Engineered to enhance handling dynamics and performance!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits B9 A4/S4/A5/S5 models - B9 allroad fitment not verified
Fits B9 A4/S4/A5/S5 models - B9 allroad fitment not verified
Brand:
ES#:
3199709
Mfg#:
034-603-0012
Dynamic+ Sway Bar Kit
Features perfectly matched front & rear sway bars to further reduce body roll and enhance steering feel
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits B9 A4/S4/A5/S5 models - B9 allroad fitment not verified
Fits B9 A4/S4/A5/S5 models - B9 allroad fitment not verified
Brand:
ES#:
3468733
Mfg#:
034-402-1012
Dynamic+ Lowering Springs
Engineered to improve handling and deliver superb ride quality!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits B9 S4 model only
Fits B9 S4 model only
Brand:
ES#:
3491530
Mfg#:
034-404-1005
P34 Cold Air Intake System
Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits B9 A4/A5 models only
Fits B9 A4/A5 models only
Brand:
ES#:
3419046
Mfg#:
034-108-1012
034Motorsport Res-X Resonator Delete
Unleashes a throaty growl and exotic tone that exudes the sound of
performance - Deletes front-most resonator
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits B9 chassis A4/A5/allroad models only
Fits B9 chassis A4/A5/allroad models only
Brand:
ES#:
3426672
Mfg#:
034-105-7044