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Audi 4M SQ8 Quattro 4.0T

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Audi 4M SQ8 Quattro 4.0T Performance Parts & Upgrades

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Transmission Mount Bushing Insert Kit

ES#3170153 - 019209ECS01 - Transmission Mount Bushing Insert Kit - Decrease transmission mount slop for better drivetrain response! - ECS - Audi

Decrease transmission mount slop for better drivetrain response! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3170153
Mfg#:
019209ECS01
In Stock
ON SALE! SAVE 15%
$93.99

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

$79.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 10mm (Pair)

ES#2603071 - 002411ECS02A10KT - ECS Wheel Spacers - 10mm (Pair) - Improve the look of your vehicle with spacers - ECS - Audi BMW Porsche

Improve the look of your vehicle with spacers 10X Entries For Our 25th Anniversary Sweepstakes!
These spacers are measured and designed to fit factory wheels. Not all aftermarket wheels will work with

Brand:
ECS - Corporate Logo
ES#:
2603071
Mfg#:
002411ECS02A10KT
In Stock
ON SALE! SAVE 10%
$106.99

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

$96.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front YellowStuff Performance Brake Pad Set

ES#4213551 - DP42279R - Front YellowStuff Performance Brake Pad Set - EBC's premium sport street pad that offers high friction levels and heat fade resistance - EBC - Audi

EBC's premium sport street pad that offers high friction levels and heat fade resistance 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
EBC - Corporate Logo
ES#:
4213551
Mfg#:
DP42279R
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.

$276.99

This product was last offered at the strikethrough price on
08-11-2026

$262.99 USD
Free Shipping
on orders $49 and up

Wheel Spacer & Bolt Kit - 10mm With Ball Seat Bolts

ES#2603073 - 002411ECS02AKT2 - Wheel Spacer & Bolt Kit - 10mm With Ball Seat Bolts - Complete kit for two wheels, includes everything you need to install spacers - ECS - Audi

Complete kit for two wheels, includes everything you need to install spacers 10X Entries For Our 25th Anniversary Sweepstakes!
Fits OE wheels, or wheels that use OE ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2603073
Mfg#:
002411ECS02AKT2
Back Ordered
Auto Notify
ON SALE!
$140.99

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

$133.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Lowering Link Kit

ES#4846546 - IESUCZ2 - IE Lowering Link Kit - Fine-tune ride height without removing them between adjustments - Integrated Engineering - Audi Porsche

Fine-tune ride height without removing them between adjustments 5X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with factory air suspension only

Brand:
Integrated Engineering - Corporate Logo
ES#:
4846546
Mfg#:
IESUCZ2
In Stock
$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M14 Wheel Stud Kit - Black - Set Of 20

ES#4487785 - VAG-STUD-KIT-20 - M14 Wheel Stud Kit - Black - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487785
Mfg#:
VAG-STUD-KIT-20
Ships on Aug 27, 2026
Auto Notify
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 5mm With Black Conical Seat Bolts

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 For Our 25th Anniversary Sweepstakes!
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748279
Mfg#:
6-ECS-015
In Stock
ON SALE! SAVE 25%
$140.99

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

$105.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SQ7/SQ8 High-Performance Intercooler System - Thermal Black Finish

ES#4745277 - 8280B - SQ7/SQ8 High-Performance Intercooler System - Thermal Black Finish - Features 100% TIG Welded Formula-1 Performance Grade Cores by PWR and true Plug-and-Play Drop-in Fit Installation. - CSF - Audi

Features 100% TIG Welded Formula-1 Performance Grade Cores by PWR and true Plug-and-Play “Drop-in Fit” Installation. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
CSF - Corporate Logo
ES#:
4745277
Mfg#:
8280B
Back Ordered
$5195.00 USD
Free Shipping

Large Bore Downpipes And Hi-Flow Sports Cats

Heat wrapped to keep temperatures down. 3.00" outlet Requires Stage 2 ECU Remap
OPF Models Only

Brand:
Milltek Sport - Corporate Logo
ES#:
4349792
Mfg#:
SSXAU901
Ships in 3 Business Days
$5098.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CSF Intercooler System - Raw

ES#4830366 - CSF-8280 - CSF Intercooler System - Raw - Utilizing all factory mounting points, the installation is straightforward with a drop-in fit design. - 034Motorsport - Audi

Utilizing all factory mounting points, the installation is straightforward with a “drop-in fit” design.

Brand:
034Motorsport - Corporate Logo
ES#:
4830366
Mfg#:
CSF-8280
Ships in 2 Business Days
$4895.00 USD
Free Shipping

ECS Wheel Spacers - 5mm (Pair)

ES#2167469 - 002411ECS01A05Kt - ECS Wheel Spacers - 5mm (Pair) - Get the right size wheel spacer for your vehicle - ECS - Audi BMW Porsche

Get the right size wheel spacer for your vehicle 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2167469
Mfg#:
002411ECS01A05KT
In Stock
ON SALE! SAVE 25%
$137.99

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

$103.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Intercooler Kit

ES#4831016 - 200001206 - Performance Intercooler Kit - Unlock the full potential of a vehicle with the cutting-edge Competition intercoolera true game-changer for exceptional driving performance! - Wagner Tuning - Audi Porsche

Unlock the full potential of a vehicle with the cutting-edge Competition intercooler—a true game-changer for exceptional driving performance! * Adjustments to the original air duct are necessary

Brand:
Wagner Tuning - Corporate Logo
ES#:
4831016
Mfg#:
200001206
Ships in 1 Business Day
$3990.00 USD

ECS Wheel Spacers - 20mm (Pair)

ES#2167462 - 002411ECS03A20KT - ECS Wheel Spacers - 20mm (Pair) - Add some style with these wheel spacers - ECS - Audi BMW Porsche

Add some style with these wheel spacers 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2167462
Mfg#:
002411ECS03A20KT
In Stock
ON SALE! SAVE 15%
$140.99

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

$119.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Plus ECU Upgrade - 4.0T EA825 V8 (SQ)

ES#4418359 - ECU40TEA825SQAPR - APR Plus ECU Upgrade - 4.0T EA825 V8 (SQ) - Max gains of +191 AWHP and +163 AWFT-LBS and a Limited Powertrain Warranty - APR - Audi

Max gains of +191 AWHP and +163 AWFT-LBS and a Limited Powertrain Warranty Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
4418359
Mfg#:
ECU40TEA825SQAPR
In Stock
ON SALE! SAVE 10%
$3999.99

This product was last offered at the strikethrough price on
07-31-2026

$3599.96 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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