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Audi S4 Most Popular Parts

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IE 3.0T Supercharger Pulley Upgrade (4-Bolt Style)

ES#3647603 - IEBAVJ5 - IE 3.0T Supercharger Pulley Upgrade (4-Bolt Style) - Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% - Integrated Engineering - Audi

Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% *Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software is required in order for this pulley to yield a p

Brand:
Integrated Engineering - Corporate Logo
ES#:
3647603
Mfg#:
IEBAVJ5
Ships in 2 Business Days
$216.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Main Radiator

ES#4659528 - 8E0121251AB - Main Radiator - Main replacement radiator - Nissens - Audi

Main replacement radiator We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
4659528
Mfg#:
8E0121251AB
Ships in 2 Business Days
$325.99

This product was last offered at the strikethrough price on
11-03-2026

$325.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sun Visor Clip - Black - Priced Each

ES#359083 - 443857561H4PK - Sun Visor Clip - Black - Priced Each - Fits left or right side - Genuine Volkswagen Audi - Audi

Fits left or right side Cabriolet models only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
359083
Mfg#:
443857561H4PK
Ships in 1-2 days
13% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$23.99

This product was last offered at the strikethrough price on
11-06-2026

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4 A5/S5 RS5 Front And Rear Adjustable Sway Bar Kit

ES#4065005 - 022847ecs01KT1 - Audi B9 A4/S4 A5/S5 RS5 Front And Rear Adjustable Sway Bar Kit - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
4065005
Mfg#:
022847ECS01KT1
Ships on Mar 19, 2027
$722.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Outer Tie Rod - Priced Each

ES#2515309 - 4F0498811A - Outer Tie Rod - Priced Each - Fits left and right side - Lemforder - Audi

Fits left and right side We Price Match - Give Us A Call or Chat!

Brand:
Lemforder - Corporate Logo
ES#:
2515309
Mfg#:
4F0498811A
Ships in 1 Business Day
37% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$130.00

This product was last offered at the strikethrough price on
07-08-2026

$81.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Replacement Rear Rotor Rings (330x22) - B9/B9.5 Audi S4/S5

ES#4880725 - 034-304-2008 - Replacement Rear Rotor Rings (330x22) - B9/B9.5 Audi S4/S5 - Replacement Rotor Ring and Hardware Set for the 2-Piece Floating Brake Rotor Upgrade Kit - 034Motorsport - Audi

Replacement Rotor Ring and Hardware Set for the 2-Piece Floating Brake Rotor Upgrade Kit 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4880725
Mfg#:
034-304-2008
Ships in 2 Business Days
$650.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Mechanical Cam Adjuster Repair Kit - Priced Each

Another exclusive, cost effective repair solution for your B6-B7 S4 brought to you by the V8 specialists at JHMotorsports!

Brand:
JH Motorsports - Corporate Logo
ES#:
4045873
Mfg#:
079109087N-KIT
Ships in 10 Business Days
$324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary water pump

ES#2599722 - 06H121601M - Auxiliary water pump - Used to circulate coolant as determined by the ECU - Genuine Volkswagen Audi - Audi Volkswagen

Used to circulate coolant as determined by the ECU

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2599722
Mfg#:
06H121601M
Ships in 1-2 days
40% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$215.24

This product was last offered at the strikethrough price on
08-24-2026

$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap Seal

ES#4840347 - 1K0201557A - Gas Cap Seal - Seals the connection between the gas cap and filler neck - URO - Audi Volkswagen

Seals the connection between the gas cap and filler neck 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4840347
Mfg#:
1K0201557A
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter

ES#798 - 441201511C - Fuel Filter - Restore fuel mileage and performance - Bosch - Audi Volkswagen

Restore fuel mileage and performance We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
798
Mfg#:
441201511C
Ships in 1 Business Day
$32.65

This product was last offered at the strikethrough price on
10-31-2026

$32.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heated Mirror Glass - Left

ES#3087540 - 8W0857535F - Heated Mirror Glass - Left - Replace your cracked or broken piece - Genuine Volkswagen Audi - Audi

Replace your cracked or broken piece For vehicles with Anti-Dazzle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3087540
Mfg#:
8W0857535F
Ships in 1-2 days
13% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$748.99

This product was last offered at the strikethrough price on
08-31-2026

$648.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upper Control Arm Bolt - Priced Each

ES#468317 - N10491802 - Upper Control Arm Bolt - Priced Each - Secures the upper control arms to the spindle. M10x110x21 - Genuine Volkswagen Audi - Audi

Secures the upper control arms to the spindle. M10x110x21 Up to production date 6/6/2011

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468317
Mfg#:
N10491802
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Grommet - Priced Each

ES#450311 - 8K0129669 - Rubber Grommet - Priced Each - Replace cracked or dried out components - Genuine Volkswagen Audi - Audi Volkswagen

Replace cracked or dried out components Used to secure the coolant expansion tank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450311
Mfg#:
8K0129669
In Stock
15% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$12.99

This product was last offered at the strikethrough price on
10-07-2026

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Tie Rod Set

ES#4701674 - TRS-005 - Adjustable Rear Tie Rod Set - Enables very precise setting of rear geometry settings. A must-have for track or race use! - Verkline - Audi

Enables very precise setting of rear geometry settings. A must-have for track or race use!

Brand:
Verkline - Corporate Logo
ES#:
4701674
Mfg#:
TRS-005
Ships in 1 Business Day
$324.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034 Motorsport 12.5mm Wheel Spacer - Pair

ES#4751518 - 034-604-7009 - 034 Motorsport 12.5mm Wheel Spacer - Pair - 12.5mm Wheel Spacer Pair is designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns. - 034Motorsport - Audi Volkswagen

12.5mm Wheel Spacer Pair is designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4751518
Mfg#:
034-604-7009
Back Ordered
$108.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B5 Quattro Rear Wheel Bearing Service Kit

ES#3188124 - 000576SCH01AKT1 - B5 Quattro Rear Wheel Bearing Service Kit - Includes Schwaben service tool, wheel bearing, and hardware to conveniently replace one rear wheel bearing on your B5 quattro - Assembled By ECS - Audi

Includes Schwaben service tool, wheel bearing, and hardware to conveniently replace one rear wheel bearing on your B5 quattro 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
3188124
Mfg#:
000576SCH01AKT1
In Stock
$287.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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