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Audi A4 Performance Parts & Upgrades

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ES#3570123 - MS100168  - Wheel Spacer Kit - 15mm (1 Pair)  - 15mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

15mm spacers to perfectly dial in your stance or clear your big brake kit! Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3570123
Mfg#:
MS100168
Ships in 5 Business Days
$129.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2586560 - 1579140KT - Cup Kit - Eibach Pro Springs With Bilstein Sport Shocks - Perfect combination of handling and ride quality - Assembled By ECS - Audi

Perfect combination of handling and ride quality 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE
Sedan models only. Average lowering of 1.2" front and 1.2" rear

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586560
Mfg#:
1579140KT
In Stock at Vendor
$1031.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3098851 - k70205hddmfKT - Stage 1 Heavy Duty Clutch Kit - Ideal for the spirited daily-driver. Rated at 265ft/lbs. - South Bend Clutch - Audi Volkswagen

Ideal for the spirited daily-driver. Rated at 265ft/lbs. Works with stock dual mass flywheel

Brand:
South Bend Clutch - Corporate Logo
ES#:
3098851
Mfg#:
K70205HDDMFKT
Ships in 2 Business Days
$514.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3010195 - HD9601AUA4OE - Seibon OE-Style Carbon Fiber Hood - Add style and remove weight from the front end of your Audi! - Seibon - Audi

Add style and remove weight from the front end of your Audi!

Brand:
Seibon - Corporate Logo
ES#:
3010195
Mfg#:
HD9601AUA4OE
Special Order: No Guaranteed ETA
$1028.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4147681 - 034-604-7002 - 034Motorsport Wheel Spacer Pair - 15mm - Designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns. - 034Motorsport - Audi Volkswagen

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#:
4147681
Mfg#:
034-604-7002
In Stock
$114.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5375237 - IESSCK3 - IE Front Sway Bar Upgrade - Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! - Integrated Engineering - Audi

Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! This front sway bar must be paired with the matching iE Rear Sway Bar (IESSCK1)

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375237
Mfg#:
IESSCK3
Ships in 2 Business Days
$339.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3677913 - 06B903137D - Performance Kevlar Reinforced Accessory Belt - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

Up to VIN 8E-4-191000, split is in the 2004 model year

Brand:
ECS - Corporate Logo
ES#:
3677913
Mfg#:
06B903137D
In Stock
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2918850 - SA782-2 - Stage 2 Clutch Kit - Ideal for street, autocross, and drag use - Rated at 355 ft/lbs - Spec Clutches - Audi

Ideal for street, autocross, and drag use - Rated at 355 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
2918850
Mfg#:
SA782-2
Ships in 4 Business Days
10% off MSRP

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

$1135.00

This product was last offered at the strikethrough price on
09-30-2026

$1019.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#657 - 50396 -  Sport Springs Set - Unrivaled comfort and performance - H&R - Audi

Unrivaled comfort and performance We Price Match - Give Us A Call or Chat!
For Sedan models only. Average lowering of 1.25" Front & 1.0" Rear

Brand:
H&R - Corporate Logo
ES#:
657
Mfg#:
50396
Ships in 4 Business Days
15% off MSRP

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

$399.00

This product was last offered at the strikethrough price on
10-01-2026

$339.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3570111 - MS100156 - Wheel Spacer Kit - 10mm (1 Pair)  - 10mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi Volkswagen

10mm spacers to perfectly dial in your stance or clear your big brake kit! Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3570111
Mfg#:
MS100156
Ships in 6 Business 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.

$142.99

This product was last offered at the strikethrough price on
11-05-2026

$126.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2177183 - 6-ECS-018 -  Wheel Spacer & Bolt Kit - 8mm With Ball Seat Bolts - Add some flair to your Audi with our new wheel spacers - ECS - Audi

Add some flair to your Audi with our new wheel spacers 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Fits most aftermarket wheels that use ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2177183
Mfg#:
6-ECS-018
In Stock
$148.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2724982 - K70205FSSX - Stage 4 Extreme Clutch Kit - Designed for extreme power that needs to be put to the wheels. Conservatively rated at 525+ ft/lbs. - South Bend Clutch - Audi Volkswagen

Designed for extreme power that needs to be put to the wheels. Conservatively rated at 525+ ft/lbs. Includes single mass flywheel

Brand:
South Bend Clutch - Corporate Logo
ES#:
2724982
Mfg#:
K70205FSSX
Ships in 2 Business Days
$1011.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4525 - B7A4S1F2PRXS -  Front Big Brake Kit - Stage 1 - 2-Piece Cross-Drilled & Slotted Rotors (345x30) - Upgrade to the stopping power of the Audi S4 - ECS - Audi

Upgrade to the stopping power of the Audi S4 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Upgrade your B7 A4 factory rotors to larger 345mm S4 rotors - Depending on which factory wheel is used, a

Brand:
ECS - Corporate Logo
ES#:
4525
Mfg#:
B7A4S1F2PRXS
In Stock
$1040.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3183689 - MRS-AU-1991 - Rear Sway Bar - 25.4mm - Reduce body roll and increase handling! - Megan Racing - Audi

Reduce body roll and increase handling!

Brand:
Megan Racing - Corporate Logo
ES#:
3183689
Mfg#:
MRS-AU-1991
Ships in 1-2 days
$168.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2951989 - 034-509-4006td - Track Density Line Transmission Mount - Priced Each - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort 2X Entries Into Our F80 M3 Sweepstakes
Automatic transmission only

Brand:
034Motorsport - Corporate Logo
ES#:
2951989
Mfg#:
034-509-4006TD
In Stock
$67.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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