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Audi S4 Most Popular Parts

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ES#1905571 - SPRK-Audi27t - Performance Valvetrain Kit - Includes springs, retainers, and valve seats - Supertech - Audi

Includes springs, retainers, and valve seats

Brand:
Supertech - Corporate Logo
ES#:
1905571
Mfg#:
SPRK-AUDI27T
Ships in 8 Business Days
$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4045860 - JHM-01EHDXRODL - JHM HD Linkage Cross Rod (Late) - Introducing a solution to the delicate OEM linkage cross rod - JHM created a heavy duty, upgraded Cross Rod from scratch, built exactly to OEM measurements. - JH Motorsports  - Audi

Introducing a solution to the delicate OEM linkage cross rod - JHM created a heavy duty, upgraded Cross Rod from scratch, built exactly to OEM measurements. *For models with late style shift linkage - See photo for early vs late difference - Modification to stock main shift rod necessary for install*

Brand:
JH Motorsports  - Corporate Logo
ES#:
4045860
Mfg#:
JHM-01EHDXRODL
Ships in 4 Business Days
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3234533 - ED-MT-2.7TAPBKT - Maestro Tuning Suite - With Powertap Air Flash Tool - Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware - Eurodyne - Audi

Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware

Brand:
Eurodyne - Corporate Logo
ES#:
3234533
Mfg#:
ED-MT-2.7TAPBKT
In Stock
$799.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1875334 - 8K0412103C - Front Lower Spring Perch - Priced Each - Fits the left and right side - Genuine Volkswagen Audi - Audi

Fits the left and right side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1875334
Mfg#:
8K0412103C
Ships in 1-2 days
11% off MSRP

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

$55.99

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

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2771605 - 06E903341A - Accessory Belt Idler Pulley - Also referred to as the 'relay roller' - Ina - Audi

Also referred to as the 'relay roller' We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2771605
Mfg#:
06E903341A
In Stock
$30.65

This product was last offered at the strikethrough price on
09-09-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4667062 - MR-CDK-AS497-EU - Euro Street Series Coilovers - Adjustable Dampening - Featuring adjustable damping. Average lowering of 0.5"-2.0"F, 0.5"-2.0"R. - Megan Racing - Audi

Featuring adjustable damping. Average lowering of 0.5"-2.0"F, 0.5"-2.0"R.

Brand:
Megan Racing - Corporate Logo
ES#:
4667062
Mfg#:
MR-CDK-AS497-EU
Special Order: No Guaranteed ETA
$799.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4339360 - 917366 - RaceChip GTS Black With App Control - Get up to +66 hp and +52 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi

Get up to +66 hp and +52 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339360
Mfg#:
917366
Ships on Nov 30, 2026
$799.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4339048 - 904526 - RaceChip GTS Black With App Control - Get up to +41 hp and +74 through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi

Get up to +41 hp and +74 through a safe and easy to use app-controlled tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339048
Mfg#:
904526
Ships on Nov 30, 2026
$799.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4784809 - 8w0423812bKT - Tie Rod Replacement Kit - Both - Everything you need to replace both steering tie rods - Genuine Volkswagen Audi - Audi

Everything you need to replace both steering tie rods

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4784809
Mfg#:
8W0423812BKT
Ships in 1-2 days
$839.99

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

$798.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5290 - 22801 - Performance Front & Rear Sway Bar Kit - Includes the front & rear sways bars with installation hardware - Hotchkis - Audi

Includes the front & rear sways bars with installation hardware

Brand:
Hotchkis - Corporate Logo
ES#:
5290
Mfg#:
22801
Back Ordered
$798.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3463355 - 4F0919133B - Fuel Pump Seal - Located between the union nut and the plastic ring - Hudson - Audi

Located between the union nut and the plastic ring

Brand:
Hudson - Corporate Logo
ES#:
3463355
Mfg#:
4F0919133B
In Stock
$19.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#471311 - N90959701 - O-Ring (22x3.55) - Located between the valley pan and the oil filter adapter - Genuine Volkswagen Audi - Audi

Located between the valley pan and the oil filter adapter

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471311
Mfg#:
N90959701
In Stock
14% off MSRP

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

$6.99

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

$6.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4872017 - 8E0941285J - Front Headlight Level Sensor - Secured to the left front control arm and body - URO - Audi

Secured to the left front control arm and body 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with automatic headlight range control

Brand:
URO - Corporate Logo
ES#:
4872017
Mfg#:
8E0941285J
In Stock
$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#8640 - N90823501 - Hex Bolt - Priced Each  - Secures the front subframe to the vehicle. M12x1.5x110 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the front subframe to the vehicle. M12x1.5x110 Up to VIN 8D-1-293 000, split is in the 2001 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
8640
Mfg#:
N90823501
In Stock
7% off MSRP

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

$14.99

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#472040 - N91148901 - Hex Bolt - Priced Each - M12x1.5x60 - Install new hardware with your new parts - Genuine Volkswagen Audi - Audi

M12x1.5x60 - Install new hardware with your new parts Secures the engine mounts to the brackets

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472040
Mfg#:
N91148901
In Stock
13% off MSRP

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

$6.90

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3125753 - 06E115562AKKT -  Oil Service Kit - Premium - With ECS Magnetic Drain Plug - Includes Hengst oil filter, magnetic drain plug/washer, and 7 liters of Motul 5w-40 oil - Assembled By ECS - Audi

Includes Hengst oil filter, magnetic drain plug/washer, and 7 liters of Motul 5w-40 oil 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
3125753
Mfg#:
06E115562AKKT
In Stock
$159.99

This product was last offered at the strikethrough price on
09-14-2026

$155.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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