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Audi A4 Performance Parts & Upgrades

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ECS Wheel Spacer & Bolt Kit - 17.5mm With Black Ball Seat Bolts

ES#2748195 - ECS10158KTWB1 - ECS Wheel Spacer & Bolt Kit - 17.5mm 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
Fits OEM wheels or wheels that require ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748195
Mfg#:
ECS10158KTWB1
In Stock
ON SALE! SAVE 25%
$169.99

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

$127.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Typhoon Air Intake Kit

ES#2089875 - 69-9505T - Typhoon Air Intake Kit - Add instant power to your B8 2.0T - K&N - Audi

Add instant power to your B8 2.0T CARB certified for sale in all 50 states

Brand:
K&N - Corporate Logo
ES#:
2089875
Mfg#:
69-9505T
EO#:
D-269-43
In Stock at Vendor
$419.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST XA Performance Coilover System - Adjustable Damping

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
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Intake System

ES#4500832 - 034-108-1051 - X34 Carbon Fiber Intake System - Delivers improved power, sound, and acceleration in a clean OEM+ package. - 034Motorsport - Audi

Delivers improved power, sound, and acceleration in a clean OEM+ package. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4500832
Mfg#:
034-108-1051
In Stock
$833.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Forged H-Beam Connecting Rods

ES#2794736 - IERHVT1 - Forged H-Beam Connecting Rods - Set of 4 connecting rods to be paired with 21mm wrist pin OEM pistons - Integrated Engineering - Audi Volkswagen

Set of 4 connecting rods to be paired with 21mm wrist pin OEM pistons Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!

To be used with OEM pistons with 21mm wrist pin only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794736
Mfg#:
IERHVT1
In Stock
$519.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S3 K04 Turbocharger Kit

ES#1306592 - T2100009 - S3 K04 Turbocharger Kit - B8 gains up to 158HP on 93 octane - APR - Audi

B8 gains up to 158HP on 93 octane Call In Or Chat For Best Price!

For vehicles up to the 2012 model year - For models without existing APR software

Brand:
APR - Corporate Logo
ES#:
1306592
Mfg#:
T2100009
Ships in 5 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.

$4668.99

This product was last offered at the strikethrough price on
09-20-2026

$4149.99 USD
Free Shipping

S3 K04 Turbocharger Kit

ES#3410158 - T2100009-B7 - S3 K04 Turbocharger Kit - Offers up to 118 hp and 131 lb ft of torque over the OEM power output of the 2.0T FSI on 93 octane - APR - Audi

Offers up to 118 hp and 131 lb ft of torque over the OEM power output of the 2.0T FSI on 93 octane Call In Or Chat For Best Price!
*For New APR Software Customers* Does not include required injectors (ES2749269), High pressure fuel pump

Brand:
APR - Corporate Logo
ES#:
3410158
Mfg#:
T2100009-B7
Ships in 5 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.

$4668.99

This product was last offered at the strikethrough price on
09-20-2026

$4149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Front Sway Bar End Links Pair

ES#2873007 - 034-402-4018 - Motorsport Front Sway Bar End Links Pair - Replace your sloppy rubber factory sway bar end links - 034Motorsport - Audi Volkswagen

Replace your sloppy rubber factory sway bar end links 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2873007
Mfg#:
034-402-4018
In Stock
$230.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 and S4 Front Adjustable Sway Bar Kit

ES#4026793 - 022846ecs01KT - Audi B8/B8.5 A4 and S4 Front Adjustable Sway Bar Kit - Complete with ECS Tuning Adjustable End Links! - ECS - Audi

Complete with ECS Tuning Adjustable End Links! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4026793
Mfg#:
022846ECS01KT
Ships on Oct 13, 2026
ON SALE! SAVE 10%
$416.99

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

$375.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Turbo Inlet Hose - Audi B7 A4 2.0T

ES#2652332 - 003246ECS01A - Silicone Turbo Inlet Hose - Audi B7 A4 2.0T - Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! - ECS - Audi

Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2652332
Mfg#:
003246ECS01A
In Stock
ON SALE! SAVE 25%
$100.99

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

$75.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - With UniCONNECT+ Cable

ES#4464616 - 2.0T-MLB-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4464616
Mfg#:
2.0T-MLB-UC
In Stock
Starting at $814.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Cross Drilled UV Coated Brake Rotors - Pair (330x22)

ES#4491560 - 8k0615601cxKT - Rear Cross Drilled UV Coated Brake Rotors - Pair (330x22) - Features Brembo's special UV paint treatment that guarantees superior corrosion resistance. - Brembo - Audi

Features Brembo's special UV paint treatment that guarantees superior corrosion resistance. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Brembo - Corporate Logo
ES#:
4491560
Mfg#:
8K0615601CXKT
In Stock
$289.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear RedStuff Performance Brake Pad Set

ES#517837 - DP3680C - Rear RedStuff Performance Brake Pad Set - A high performance street pad, featuring Kevlar technology - EBC - Audi Volkswagen

A high performance street pad, featuring Kevlar technology 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
517837
Mfg#:
DP3680C
In Stock
5% off MSRP

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

$109.45

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

$103.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Short Throw Shifter Kit

ES#4304757 - B8014A1 - Ultimate Short Throw Shifter Kit - The ONLY short throw that drastically reduces throw length, slop, and flex under load. Includes a Short Shift Clamp and Billet Shifter Mounting Plate with upgraded billet slider bushings. - JXB Performance - Audi

The ONLY short throw that drastically reduces throw length, slop, and flex under load. Includes a Short Shift Clamp and Billet Shifter Mounting Plate with upgraded billet slider bushings. For manual transmissions only.

Brand:
JXB Performance - Corporate Logo
ES#:
4304757
Mfg#:
B8014A1
Ships in 1 Business Day
$269.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 20mm With Black Conical Seat Bolts

ES#2748198 - ECS10159KTWBC1 - ECS Wheel Spacer & Bolt Kit - 20mm 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#:
2748198
Mfg#:
ECS10159KTWBC1
In Stock
ON SALE!
$176.99

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

$168.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Rear Differential Mount - Audi B6/B7 A4/S4

ES#2717984 - 003249ECS01 - Performance Rear Differential Mount - Audi B6/B7 A4/S4 - Increase drivetrain rigidity and response! - ECS - Audi

Increase drivetrain rigidity and response! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2717984
Mfg#:
003249ECS01
Ships in 6 Business Days
$235.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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