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Audi A4 Performance Parts & Upgrades

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ES#275 - 3055665 - DR Series Wheel Spacers - 15mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Audi Mercedes Benz MINI Porsche

Get a new set of spacers and widen the stance of your vehicle We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
275
Mfg#:
3055665
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.

$119.99

This product was last offered at the strikethrough price on
05-12-2026

$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2840948 - f23l -  F23L Hybrid Turbocharger - Complete bolt on Turbo upgrade - FrankenTurbo - Audi

Complete bolt on Turbo upgrade

Brand:
FrankenTurbo - Corporate Logo
ES#:
2840948
Mfg#:
F23L
Ships in 6 Business Days
$1949.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2748279 - 6-ECS-015 - Wheel Spacer & Bolt Kit - 5mm With Black 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#:
2748279
Mfg#:
6-ECS-015
Ships on Nov 23, 2026
ON SALE! SAVE 30%
$140.99

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

$98.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2748183 - ECS10154KTWB1 - ECS Wheel Spacer & Bolt Kit - 5mm With Black Ball Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes everything you need to install spacers on two wheels 10X Entries Into Our F80 M3 Sweepstakes
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
2748183
Mfg#:
ECS10154KTWB1
In Stock
ON SALE! SAVE 25%
$126.99

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

$95.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043930 - 3215-11020 - AWE Resonated Performance Downpipe - B8/B8.5 2.0T - Designed using CAD modeling software to produce smooth gradual bends, eliminating flow interference. - AWE - Audi

Designed using CAD modeling software to produce smooth gradual bends, eliminating flow interference. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4043930
Mfg#:
3215-11020
Ships on Nov 25, 2026
5% off MSRP

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

$678.99

This product was last offered at the strikethrough price on
11-04-2026

$645.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1327 - RS4CLUTCHKIT - Clutch Kit - Revive the response & feel of your transmission with an RS4 clutch - Assembled By ECS - Audi Volkswagen

Revive the response & feel of your transmission with an RS4 clutch 10X Entries Into Our F80 M3 Sweepstakes
Replacement clutch kit for the RA4 Stage 2 conversion

Brand:
Assembled By ECS - Corporate Logo
ES#:
1327
Mfg#:
RS4CLUTCHKIT
In Stock
ON SALE!
$567.99

This product was last offered at the strikethrough price on
05-20-2026

$527.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2092328 - 35210032 - V3 Series Coilover System - Double adjustable damping - The ultimate in coilover technology featuring double adjustable dampening - KW Suspension - Audi

The ultimate in coilover technology featuring double adjustable dampening Range of lowering is 1.5-2.9" in the front and rear.

Brand:
KW Suspension - Corporate Logo
ES#:
2092328
Mfg#:
35210032
In Stock at Vendor
$2884.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2731059 - 40556654SW - DRA Series Trak Spacers - 20mm (1 Pair) Black - Get that stance that you've been craving with these new spacers - H&R - Audi Mercedes Benz Porsche

Get that stance that you've been craving with these new spacers We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2731059
Mfg#:
40556654SW
In Stock
10% off MSRP

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

$199.99

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

$179.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4739102 - EP24-1898 - Rear EP24 "Enthusiast Performance" Brake Pad Set - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - Audi

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4739102
Mfg#:
EP24-1898
In Stock
ON SALE! SAVE 26%
$121.99

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

$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2723777 - 003602ECS01A02A -  Billet Aluminum Oil Filter Housing Kit - Black Anodized - Aluminum oil filter housing replacement for plastic OE housing - ECS - Audi Volkswagen

Aluminum oil filter housing replacement for plastic OE housing 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2723777
Mfg#:
003602ECS01A02A
In Stock
ON SALE! SAVE 10%
$144.99

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

$130.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3175270 - 251126R - Performance Stainless 2.5" Downpipe  - High flow, stainless downpipe kit to be used with factory exhaust - Techtonics Tuning - Audi

High flow, stainless downpipe kit to be used with factory exhaust Fits manual transmission models only - To be used with factory exhaust

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175270
Mfg#:
251126R
In Stock
$286.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2748194 - ECS10157KTWBC1 - ECS Wheel Spacer & Bolt Kit - 15mm With Black Conical Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes everything you need to install spacers on two wheels 10X Entries Into Our F80 M3 Sweepstakes
Fits most aftermarket wheels that require conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748194
Mfg#:
ECS10157KTWBC1
In Stock
ON SALE! SAVE 25%
$164.99

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

$123.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4056966 - 18210075 -  ST XA Performance Coilover System - Adjustable Damping - Developed alongside KW Automotive, the ST XA allows individual adjustment of the damping to suit just about all your driving needs! - Suspension Techniques - Audi

Developed alongside KW Automotive, the ST XA allows individual adjustment of the damping to suit just about all your driving needs! Sedan Models Only - Average lowering of 0.6'' to 1.8'' front and 0.6" to 1.6" rear - Vehicles equipped with Electronic Damping Control (EDC) will lose shock dampening and receive a system error code with coilover systems

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056966
Mfg#:
18210075
In Stock at Vendor
$1419.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3022058 - PWH1620 - Atmospheric Diverter Valve Spacer - Direct bolt on without worry of a check-engine light - Pwrhaus - Audi Volkswagen

Direct bolt on without worry of a check-engine light

Brand:
Pwrhaus - Corporate Logo
ES#:
3022058
Mfg#:
PWH1620
In Stock
$69.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4039668 - 001215LA01 - Audi B7 A4 S-Line / S4 Trunk Spoiler - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits S-Line Sedan models with integrated trunk spoilers (S4 style trunk lid)

Brand:
ECS - Corporate Logo
ES#:
4039668
Mfg#:
001215LA01
In Stock
ON SALE!
$170.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4616153 - CI100044 - APR PEX Intake System Audi - B9 A4/A5 2.0T - Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. - APR - Audi

Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. Call In Or Chat For Best Price!

Not for vehicles with MAF sensor

Brand:
APR - Corporate Logo
ES#:
4616153
Mfg#:
CI100044
In Stock
11% off MSRP

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

$528.95

This product was last offered at the strikethrough price on
11-04-2026

$469.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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