2018 Audi S4 Suspension Upgrade Parts
34 parts verified to fit your 2018 Audi S4 for a complete suspension upgrade. An advanced project — estimated 4-8 hours.
Shocks & Struts
(8)primary
Bilstein
Bilstein 17-20 A4 & A4 Quat / 18-21 A5 Quat & A5 SB / 18-19 S4 / 18-19 S5 & S5 SB B4 OE Shock Front
$179.00
Bilstein
Bilstein 17-20 Audi A4 B4 OE Replacement Shock Absorber - Rear
$104.00
Bilstein
Bilstein 17-21 Audi A4 Quattro / 18-21 A5 Quattro Performance Shock Front
$239.16
Bilstein
Bilstein B4 OE Replacement 17-19 Audi A4 / 17-18 Allroad / 18-19 S4 Front DampTronic Shock Absorber
$418.00
Bilstein
Bilstein B4 OE Replacement 17-19 Audi A4 / 17-18 Allroad / 18-19 S4 Rear DampTronic Shock Absorber
$306.00
Bilstein
Bilstein B6 (DampTronic) 17-21 Audi A4 Allroad Front Monotube Shock Absorber
$476.93
Bilstein
Bilstein B6 (DampTronic) 17-21 Audi A4 Allroad Rear Monotube Shock Absorber
$342.14
Bilstein
Bilstein B6 17-20 Audi A4 Rear Monotube Shock Absorber w/o Electronic Suspension
$133.40
Coilovers
(8)primary
Bilstein
Bilstein B16 (DampTronic) 18-21 Audi S5 Front and Rear Suspension System
$2610.44
Bilstein
Bilstein B16 (PSS10) 17-19 Audi A4 Front and Rear Suspension Kit
$2611.20
H&R
H&R 17-20 Audi A4 Premium/A4 Premium Plus/A4 Prestige (2WD) B9 Sport Spring
$338.00
H&R
H&R 17-21 Audi A4 Premium/A4 Premium Plus (2WD) B9 Street Perf. Coil Over (Before 7/11/16 & w/o MRC)
$1594.88
H&R
H&R 17-21 Audi A4 Premium/Premium Plus/Prestige (2WD) B9 Street Perf. Coil Over Kit (w/o MRC)
$1594.88
H&R
H&R 18-22 Audi A5 Coupe Premium/Premium Plus (AWD) B9 VTF Adjustable Lowering Springs (Incl. MRC)
$1030.40
KW
KW Coilover Kit V3 2017+ Audi A4 (B9) Sedan w/ Electronic Dampers
$4211.61
KW
KW Coilover Kit V3 2017+ Audi A4 (B9) Sedan w/o Electronic Dampers
$3862.43
Suspension Upgrade for Other Audi S4 Years
Other Jobs for Your 2018 Audi S4
Frequently Asked Questions
What parts do I need for a suspension upgrade on my 2018 Audi S4?
A complete suspension upgrade on the 2018 Audi S4 typically requires shocks & struts, coilovers. All parts shown on this page are verified to fit your specific vehicle.
How long does a suspension upgrade take on a 2018 Audi S4?
A suspension upgrade typically takes 4-8 hours and is rated as advanced difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a suspension upgrade myself?
A suspension upgrade is an advanced project that typically requires specialized tools and significant mechanical experience. Many people choose to have a professional handle this job, but DIYers with the right skills and tools can save significantly on labor.
Are these parts guaranteed to fit my 2018 Audi S4?
Yes, all parts on this page are verified to fit the 2018 Audi S4 using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make suspension upgrade parts for the 2018 Audi S4?
We carry suspension upgrade parts from trusted brands including Bilstein, H&R, and KW. Filter by brand to find your preferred manufacturer.
How much does a suspension upgrade cost for a 2018 Audi S4?
The cost of a suspension upgrade for the 2018 Audi S4 depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.