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Audi A4 Performance Parts & Upgrades

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ES#2951370 - 18010058kt - KW Street Comfort Kit - Street Comfort coilovers offer sport handling with adjustable ride height - KW Suspension - Audi

Street Comfort coilovers offer sport handling with adjustable ride height Avant & Cabriolet models only

Brand:
KW Suspension - Corporate Logo
ES#:
2951370
Mfg#:
18010058KT
Back Ordered
$2454.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4821250 - 049327LA01KT - Heavy Duty Rubber Rear Shock Mount & Installation Kit - Enhance longevity and improve your Audi's handling with our in-house designed HD rubber shock mount! - ECS - Audi Volkswagen

Enhance longevity and improve your Audi's handling with our in-house designed HD rubber shock mount! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4821250
Mfg#:
049327LA01KT
In Stock
ON SALE! SAVE 27%
$137.99

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

$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4042990 - EMD-SPACER10571B - EMD Wheel Spacer & Bolt Kit - 10mm With Ball Seat Bolts - Includes everything you need to install spacers on two wheels - Emmanuele Design - Audi Volkswagen

Includes everything you need to install spacers on two wheels Fits OEM wheels or wheels that require ball seat wheel bolts

Brand:
Emmanuele Design - Corporate Logo
ES#:
4042990
Mfg#:
EMD-SPACER10571B
Ships in 2 Business Days
$110.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2864553 - 034-105-9000 - Longitudinal High Flow Exhaust Manifold - Stock fit high flow manifold - 034Motorsport - Audi

Stock fit high flow manifold 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864553
Mfg#:
034-105-9000
Ships in 3 Business Days
$345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.76" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4159433
Mfg#:
B9A4RESONATED
Ships on Nov 27, 2026
Starting at $2411.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4045973 - B7340LPFP - Fuel Pump Upgrade Kit, High-Flow 340 LPH w/ Drop-In Adapter and hardware - Don't stress over the hassle of figuring out what pump you need, and how you are going to make it work in conjunction with your factory fuel system. - JH Motorsports  - Audi

Don't stress over the hassle of figuring out what pump you need, and how you are going to make it work in conjunction with your factory fuel system.

Brand:
JH Motorsports  - Corporate Logo
ES#:
4045973
Mfg#:
B7340LPFP
Ships on Dec 16, 2026
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3553217 - 54-10322KT - Pro 5 R Air Intake System - Stage 2 - Add real power that you can feel - AFE - Audi

Add real power that you can feel

Brand:
AFE - Corporate Logo
ES#:
3553217
Mfg#:
54-10322KT
In Stock
$418.99

This product was last offered at the strikethrough price on
05-18-2026

$399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4872510 - S-35-BR - BR Series Coilover Suspension Kit - B9 Audi A4/S4 - Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! For vehicles with production date up to 7/11/2016 with 53mm front strut body with factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
4872510
Mfg#:
S-35-BR
Ships on Jan 8, 2027
$1195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4487743 - TISTUD20145RAW - M14 Titanium Wheel Stud Kit - Raw - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487743
Mfg#:
TISTUD20145RAW
Ships on Nov 23, 2026
$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4753208 - 60556651SW  - Black DRA Series Wheel Spacers - 30mm  (1 Pair) - H&R 30 mm spacers attach with supplied bolts, uses existing bolts to attach wheel to spacers. Bolts to the hub - H&R - Audi Mercedes Benz Porsche

H&R 30 mm spacers attach with supplied bolts, uses existing bolts to attach wheel to spacers. Bolts to the hub We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4753208
Mfg#:
60556651SW
In Stock
$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3476425 - 021460TMS02-06 - 7.5mm Wheel Spacers - Black (Pair) - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - Audi BMW Mercedes Benz MINI Porsche

Lightweight wheel spacers with a machined tab for easy removal 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
3476425
Mfg#:
021460TMS02-06
In Stock
ON SALE!
$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2713399 - 002598ECS09KT - 2.0T Coil Pack Conversion Kit - Stage 1 - Includes anodized black conversion plate -w- red 2.0T coils - ECS - Audi Volkswagen

Includes anodized black conversion plate -w- red 2.0T coils 10X Entries Into Our F80 M3 Sweepstakes

Fits ATW & AWM engine code models only

Brand:
ECS - Corporate Logo
ES#:
2713399
Mfg#:
002598ECS09KT
In Stock
ON SALE! SAVE 10%
$292.99

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

$263.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4140195 - E10-15-023-04-22 - Pro-Kit Performance Springs - High performance handling & aggressive looks - Average lowering of 1.2" front and rear - Eibach - Audi

High performance handling & aggressive looks - Average lowering of 1.2" front and rear

Brand:
Eibach - Corporate Logo
ES#:
4140195
Mfg#:
E10-15-023-04-22
In Stock at Vendor
10% off MSRP

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

$438.99

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

$395.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5470674 - 053177la01KT - B8.5 A4 S-line Facelift ABS Diffuser - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes
Fits facelift B8.5 (2013+) models only

Brand:
ECS - Corporate Logo
ES#:
5470674
Mfg#:
053177LA01KT
In Stock
ON SALE! SAVE 15%
$397.99

This product was last offered at the strikethrough price on
10-28-2026

$338.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4487742 - TISTUD20145BLK - M14 Titanium Wheel Stud Kit - Black - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487742
Mfg#:
TISTUD20145BLK
In Stock
$335.99 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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