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Audi S4 Most Popular Parts

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19" Rohana RFX2 Wheels - Set Of Four

ES#4810057 - RFX219512BT40KT - 19" Rohana RFX2 Wheels - Set Of Four - 19x9.5 ET40 5x112 66.6CB - Brushed Titanium - Rohana Wheels - Audi Mercedes Benz

19x9.5 ET40 5x112 66.6CB - Brushed Titanium

Brand:
Rohana Wheels - Corporate Logo
ES#:
4810057
Mfg#:
RFX219512BT40KT
Ships on Nov 20, 2026
$2200.00 USD
This product is lifetime replacement eligible Lifetime Replacement

19" Rohana RFX10 Wheels - Set Of Four

ES#4810038 - FX119512BT42KT - 19" Rohana RFX10 Wheels - Set Of Four - 19x9.5 ET42 5x112 66.6CB - Brushed Titanium - Rohana Wheels - Audi Mercedes Benz

19x9.5 ET42 5x112 66.6CB - Brushed Titanium

Brand:
Rohana Wheels - Corporate Logo
ES#:
4810038
Mfg#:
FX119512BT42KT
Ships on Nov 20, 2026
$2200.00 USD
This product is lifetime replacement eligible Lifetime Replacement

19" Rohana RFX10 Wheels - Set Of Four

ES#4487900 - rfx1019955112bKT - 19" Rohana RFX10 Wheels - Set Of Four - 19x9.5 ET35 5x112 66.6CB - Brushed Titanium - Rohana Wheels - Audi Mercedes Benz

19x9.5 ET35 5x112 66.6CB - Brushed Titanium

Brand:
Rohana Wheels - Corporate Logo
ES#:
4487900
Mfg#:
RFX1019955112BKT
Ships on Nov 20, 2026
$2200.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" V-FF 103 Style Wheels - Set Of Four

ES#3075896 - 10319GMW204Rkt - 19" V-FF 103 Style Wheels - Set Of Four - 19"x9.5" ET46 66.6CB 5x112 Carbon Graphite - Vorsteiner - Audi

19"x9.5" ET46 66.6CB 5x112 Carbon Graphite

Brand:
Vorsteiner - Corporate Logo
ES#:
3075896
Mfg#:
10319GMW204RKT
Ships on Jan 11, 2027
$2200.00 USD
This product is lifetime replacement eligible Lifetime Replacement

19" V-FF 103 Style Wheels - Set Of Four

ES#3075900 - 10319MBW204Rkt - 19" V-FF 103 Style Wheels - Set Of Four - 19"x9.5" ET46 66.6CB 5x112 Mystic Black - Vorsteiner - Audi

19"x9.5" ET46 66.6CB 5x112 Mystic Black

Brand:
Vorsteiner - Corporate Logo
ES#:
3075900
Mfg#:
10319MBW204RKT
Ships on Jan 11, 2027
$2200.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear 2-Piece Scalloped Brake Rotors - Pair (330x22)

ES#3520785 - 023950ecs01KT - Rear 2-Piece Scalloped Brake Rotors - Pair (330x22) - Direct bolt-on upgrade to Tru-Float scalloped style rotors. 20% less weight! - ECS - Audi

Direct bolt-on upgrade to Tru-Float scalloped style rotors. 20% less weight! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3520785
Mfg#:
023950ECS01KT
In Stock
ON SALE! SAVE 43%
$969.99

This product was last offered at the strikethrough price on
05-25-2026

$549.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 15mm With Conical Seat Bolts

ES#2603080 - 002411ECS03AKT - Wheel Spacer & Bolt Kit - 15mm With Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels 10X Entries Into Our F80 M3 Sweepstakes
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2603080
Mfg#:
002411ECS03AKT
In Stock
ON SALE! SAVE 25%
$171.99

This product was last offered at the strikethrough price on
06-13-2026

$128.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Lift Performance Coilover Kit

ES#4908433 - 79005 - Air Lift Performance Coilover Kit - Offers the ability to convert to a complete air suspension system via a coilover-to-air conversion kit (coming soon)! - Air Lift - Audi

Offers the ability to convert to a complete air suspension system via a coilover-to-air conversion kit (coming soon)!

Brand:
Air Lift - Corporate Logo
ES#:
4908433
Mfg#:
79005
Ships in 4 Business Days
$1095.00 USD

Secondary Air Pump

ES#3552899 - 079906601E - Secondary Air Pump - A common cause of emissions issues - Pierburg - Audi

A common cause of emissions issues

Brand:
Pierburg - Corporate Logo
ES#:
3552899
Mfg#:
079906601E
Ships in 1-2 days
$547.22 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Rear Sway Bar End Links

ES#2864592 - 034-402-4007 - Motorsport Rear Sway Bar End Links - Replace the flimsy stock plastic and rubber units. - 034Motorsport - Audi Porsche

Replace the flimsy stock plastic and rubber units. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864592
Mfg#:
034-402-4007
In Stock
$243.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

H11 Pure Yellow Bulb - Pair

ES#8758 - ZZH11BSPYA - H11 Pure Yellow Bulb - Pair - High performance bulb set, enhance your driving experience - ZiZa - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High performance bulb set, enhance your driving experience 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ZiZa - Corporate Logo
ES#:
8758
Mfg#:
ZZH11BSPYA
In Stock
ON SALE!
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 and S4 Rear Adjustable Sway Bar

ES#4027350 - 022845ecs01KT - Audi B8/B8.5 A4 and S4 Rear Adjustable Sway Bar - Reduce body roll and increase cornering speed - ECS - Audi

Reduce body roll and increase cornering speed 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4027350
Mfg#:
022845ECS01KT
In Stock
ON SALE! SAVE 10%
$346.99

This product was last offered at the strikethrough price on
06-13-2026

$312.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Brake Kit - Stage 1 - 2-Piece Tru-Float Scalloped Brake Rotors

ES#2960542 - 8K0698301MKT7 - Front & Rear Brake Kit - Stage 1 - 2-Piece Tru-Float Scalloped Brake Rotors - Upgrade your brake system with Tru-float scalloped drilled & slotted rotors and stainless steel lines - ECS - Audi

Upgrade your brake system with Tru-float scalloped drilled & slotted rotors and stainless steel lines 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2960542
Mfg#:
8K0698301MKT7
Ships on Apr 12, 2027
ON SALE!
$2251.99

This product was last offered at the strikethrough price on
10-28-2026

$2184.43 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Motorsport Street Density Motor Mount Pair

ES#2864597 - 034-509-0006 - Motorsport Street Density Motor Mount Pair - The ultimate in performance and durability - 034Motorsport - Audi

The ultimate in performance and durability 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864597
Mfg#:
034-509-0006
Ships in 3 Business Days
$364.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

H&R Sport Spring & Bilstein Sport Shocks - Cup Kit

ES#629 - 29477-1BSC - H&R Sport Spring & Bilstein Sport Shocks - Cup Kit - Perfect combination of handing & ride quality - Assembled By ECS - Audi

Perfect combination of handing & ride quality 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
629
Mfg#:
29477-1BSC
In Stock
$1233.99

This product was last offered at the strikethrough price on
07-29-2026

$1091.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CatBack Exhaust System - Resonated

ES#3107695 - 762503kt - CatBack Exhaust System - Resonated - Stainless steel system with X-pipe - Supersprint - Audi

Stainless steel system with X-pipe

Brand:
Supersprint - Corporate Logo
ES#:
3107695
Mfg#:
762503KT
Ships on Feb 5, 2027
$2178.99 USD
Free Shipping

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