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Audi A4 Performance Parts & Upgrades

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ES#3410499 - 019318ECS02 - Rear Exact-Fit Stainless Steel Brake Lines - Rear set of DOT-compliant lines for an improved pedal feel - ECS - Audi

Rear set of DOT-compliant lines for an improved pedal feel 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
3410499
Mfg#:
019318ECS02
In Stock
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4304765 - B8010A0 - Billet Rear Spring Perch - Replace your spring perches with stronger more rigid billet aluminum! - JXB Performance  - Audi

Replace your spring perches with stronger more rigid billet aluminum!

Brand:
JXB Performance  - Corporate Logo
ES#:
4304765
Mfg#:
B8010A0
In Stock
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043298 - 2210-11010 - AWE Drive Train Stabilizer DTS - Poly Mount - CNC Machined from T6-6061 aircraft aluminum and designed to eliminate excessive engine and transmission torsional movement. - AWE - Audi Volkswagen

CNC Machined from T6-6061 aircraft aluminum and designed to eliminate excessive engine and transmission torsional movement. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4043298
Mfg#:
2210-11010
Ships on Nov 27, 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.

$457.99

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

$435.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#250710 - 002403ECS03A18KT -  ECS Wheel Spacers - 17.5mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - ECS - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
250710
Mfg#:
002403ECS03A18KT
In Stock
$154.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#451256 - 8K080783301C - S-Line Rear Diffuser Trim - Satin Black - Restore the look of your vehicles exterior - Genuine Volkswagen Audi - Audi

Restore the look of your vehicles exterior

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451256
Mfg#:
8K080783301C
Ships in 1-2 days
13% off MSRP

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

$248.99

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

$215.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#12085 - ECS212321B6KT - RA4 Single Mass Flywheel Kit - Choose street smooth or track tough - ECS - Audi

Choose street smooth or track tough 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

For use with B5 S4/RS4 clutch kits only

Brand:
ECS - Corporate Logo
ES#:
12085
Mfg#:
ECS212321B6KT
In Stock
$536.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3667767 - 026829ECS01 - Audi B9 Engine Bay Block Off Plugs - Set - Keep your engine bay clean and pristine! - ECS - Audi

Keep your engine bay clean and pristine! 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
3667767
Mfg#:
026829ECS01
In Stock
Limited Qty Sale
$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3136139 - 005942ECS01KT2 - Throttle Body Boost Tap Kit - Installs between the throttle body and intake manifold. Features two vacuum ports for multiple boost / vacuum references. - ECS - Audi

Installs between the throttle body and intake manifold. Features two vacuum ports for multiple boost / vacuum references. 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
3136139
Mfg#:
005942ECS01KT2
In Stock
$100.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood.

Brand:
MST Performance - Corporate Logo
ES#:
4440480
Mfg#:
AD-A403
Special Order: No Guaranteed ETA
$429.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1874068 - HB544S.628 - Rear HT-10 brake Pad Set  - Intermediate to high torque with a smooth initial bite - Track use only - Hawk - Audi Volkswagen

Intermediate to high torque with a smooth initial bite - Track use only

Brand:
Hawk - Corporate Logo
ES#:
1874068
Mfg#:
HB544S.628
Ships on Nov 25, 2026
10% off MSRP

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

$236.99

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

$213.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3234401 - 8250 1011 - Front STR.T Strut - Priced Each - 8250 1011 - Perfect for OE replacement or will go great with lowering springs - Koni - Audi

Perfect for OE replacement or will go great with lowering springs

Brand:
Koni - Corporate Logo
ES#:
3234401
Mfg#:
8250 1011
Ships in 5 Business Days
ON SALE! SAVE 20%
$133.99

This product was last offered at the strikethrough price on
10-31-2026

$106.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4440481 - AD-A405 - MST Performance Cold Air Intake System - Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood. - MST Performance - Audi

Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood.

Brand:
MST Performance - Corporate Logo
ES#:
4440481
Mfg#:
AD-A405
Special Order: No Guaranteed ETA
$426.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4830811 - CTS-TM-AUDI3-50D - Street Transmission Mount - Priced each  - A perfect upgrade for your factory mounts - CTS - Audi

A perfect upgrade for your factory mounts For Vehicles with Tiptronic transmissions only

Brand:
CTS - Corporate Logo
ES#:
4830811
Mfg#:
CTS-TM-AUDI3-50D
Ships in 7 Business Days
$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043301 - 2210-11016 - Rubber Mount Package for AWE Drivetrain Stabilizer (DTS) - Rubber Mounts Only - Includes the mount and all needed hardware to replace the old mount. - AWE - Audi Volkswagen

Includes the mount and all needed hardware to replace the old mount. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4043301
Mfg#:
2210-11016
Ships on Nov 27, 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.

$110.99

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

$105.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5434344 - HVW-832 - HPA Wheel Spacer & Bolt Kit - 15mm  - Push your wheels out for a bold stance with HPAs 15mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit. - HPA Motorsports - Audi BMW Porsche

Push your wheels out for a bold stance with HPA’s 15mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit.

Brand:
HPA Motorsports - Corporate Logo
ES#:
5434344
Mfg#:
HVW-832
Back Ordered
Starting at $140.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4785749 - SP204GBS14 - 8MM Wheel Spacers - Pair - Wheel spacer kit with 14x35mm Ball seat bolts For OEM Wheels - Black Forest Industries - Audi Volkswagen

Wheel spacer kit with 14x35mm Ball seat bolts For OEM Wheels

Brand:
Black Forest Industries - Corporate Logo
ES#:
4785749
Mfg#:
SP204GBS14
Ships on Dec 3, 2026
$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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